mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-05-16 03:22:41 +00:00
1034 lines
35 KiB
Plaintext
1034 lines
35 KiB
Plaintext
%{
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// Copyright 2019 The CC Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Based on [0], 6.5-6.10.
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package cc // import "modernc.org/cc/v3"
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%}
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%union {
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Token Token
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node Node
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}
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%token
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/*yy:token "%c" */ IDENTIFIER
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/*yy:token "%c_e" */ ENUMCONST
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/*yy:token "%c_t" */ TYPEDEFNAME
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/*yy:token "%d" */ INTCONST
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/*yy:token "'%c'" */ CHARCONST
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/*yy:token "1.%d" */ FLOATCONST
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/*yy:token "L'%c'" */ LONGCHARCONST
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/*yy:token "L\"%c\"" */ LONGSTRINGLITERAL
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/*yy:token "\"%c\"" */ STRINGLITERAL
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ACCUM "_Accum"
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ADDASSIGN "+="
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ALIGNAS "_Alignas"
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ALIGNOF "_Alignof"
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ANDAND "&&"
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ANDASSIGN "&="
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ARROW "->"
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ASM "__asm__"
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ATOMIC "_Atomic"
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ATTRIBUTE "__attribute__"
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AUTO "auto"
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BOOL "_Bool"
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BREAK "break"
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BUILTINCHOOSEXPR "__builtin_choose_expr"
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BUILTINTYPESCOMPATIBLE "__builtin_types_compatible_p"
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CASE "case"
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CHAR "char"
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COMPLEX "_Complex"
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CONST "const"
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CONTINUE "continue"
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DDD "..."
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DEC "--"
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DECIMAL128 "_Decimal128"
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DECIMAL32 "_Decimal32"
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DECIMAL64 "_Decimal64"
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DEFAULT "default"
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DIVASSIGN "/="
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DO "do"
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DOUBLE "double"
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ELSE "else"
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ENUM "enum"
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EQ "=="
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EXTERN "extern"
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FLOAT "float"
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FLOAT128 "_Float128"
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FLOAT16 "__fp16"
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FLOAT32 "_Float32"
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FLOAT32X "_Float32x"
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FLOAT64 "_Float64"
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FLOAT64x "_Float64x"
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FLOAT80 "__float80"
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FOR "for"
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FRACT "_Fract"
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GEQ ">="
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GOTO "goto"
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IF "if"
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IMAG "__imag__"
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INC "++"
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INLINE "inline"
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INT "int"
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INT8 "__int8"
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INT16 "__int16"
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INT32 "__int32"
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INT64 "__int64"
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INT128 "__int128"
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LABEL "__label__"
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LEQ "<="
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LONG "long"
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LSH "<<"
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LSHASSIGN "<<="
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MODASSIGN "%="
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MULASSIGN "*="
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NEQ "!="
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NORETURN "_Noreturn"
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ORASSIGN "|="
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OROR "||"
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PPNUMBER "preprocessing number"
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PPPASTE "##"
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PRAGMASTDC "__pragma_stdc"
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REAL "__real__"
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REGISTER "register"
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RESTRICT "restrict"
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RETURN "return"
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RSH ">>"
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RSHASSIGN ">>="
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SAT "_Sat"
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SHORT "short"
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SIGNED "signed"
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SIZEOF "sizeof"
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STATIC "static"
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STRUCT "struct"
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SUBASSIGN "-="
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SWITCH "switch"
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THREADLOCAL "_Thread_local"
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TYPEDEF "typedef"
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TYPEOF "typeof"
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UNION "union"
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UNSIGNED "unsigned"
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VOID "void"
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VOLATILE "volatile"
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WHILE "while"
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XORASSIGN "^="
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%precedence BELOW_ELSE
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%precedence ELSE
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%precedence BELOW_ATTRIBUTE
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%precedence ATTRIBUTE
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%start TranslationUnit
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%%
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/* [0], 6.5.1 Primary expressions */
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/*yy:field Operand Operand */
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/*yy:field lexicalScope Scope */
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/*yy:field resolvedIn Scope */
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/*yy:field resolvedTo Node */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = x; */
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/*yy:case Ident */
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PrimaryExpression:
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IDENTIFIER
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/*yy:example int i = 42; */
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/*yy:case Int */ | INTCONST
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/*yy:example int i = 3.14; */
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/*yy:case Float */ | FLOATCONST
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/*yy:example enum e {a}; int i = a; */
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/*yy:case Enum */ | ENUMCONST
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/*yy:example int i = 'x'; */
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/*yy:case Char */ | CHARCONST
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/*yy:example int i = L'x'; */
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/*yy:case LChar */ | LONGCHARCONST
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/*yy:example char *c = "x"; */
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/*yy:case String */ | STRINGLITERAL
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/*yy:example char *c = L"x"; */
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/*yy:case LString */ | LONGSTRINGLITERAL
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/*yy:example int i = (x+y); */
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/*yy:case Expr */ | '(' Expression ')'
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/*yy:example int i = ({x();}); */
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/*yy:case Stmt */ | '(' CompoundStatement ')'
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/* [0], 6.5.2 Postfix operators */
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/*yy:field Operand Operand */
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/*yy:field Field Field // Case Select, PSelect */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = x; */
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/*yy:case Primary */ PostfixExpression:
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PrimaryExpression
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/*yy:example int i = x[y]; */
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/*yy:case Index */ | PostfixExpression '[' Expression ']'
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/*yy:example int i = x(y); */
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/*yy:case Call */ | PostfixExpression '(' ArgumentExpressionList ')'
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/*yy:example int i = x.y; */
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/*yy:case Select */ | PostfixExpression '.' IDENTIFIER
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/*yy:example int i = x->y; */
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/*yy:case PSelect */ | PostfixExpression "->" IDENTIFIER
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/*yy:example int i = x++; */
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/*yy:case Inc */ | PostfixExpression "++"
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/*yy:example int i = x--; */
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/*yy:case Dec */ | PostfixExpression "--"
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/*yy:example int i = (int[]){y}; */
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/*yy:case Complit */ | '(' TypeName ')' '{' InitializerList ',' '}'
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/*yy:example int i = __builtin_types_compatible_p(int, double); */
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/*yy:case TypeCmp */ | "__builtin_types_compatible_p" '(' TypeName ',' TypeName ')'
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/*yy:example int i = __builtin_choose_expr(1, 2, "foo"); */
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/*yy:case ChooseExpr*/ | "__builtin_choose_expr" '(' AssignmentExpression ',' AssignmentExpression ',' AssignmentExpression ')'
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/*yy:example int i = f(x); */
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ArgumentExpressionList:
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AssignmentExpression
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/*yy:example int i = f(x, y); */
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| ArgumentExpressionList ',' AssignmentExpression
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/* [0], 6.5.3 Unary operators */
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/*yy:field Operand Operand */
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/*yy:field lexicalScope Scope */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = x; */
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/*yy:case Postfix */ UnaryExpression:
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PostfixExpression
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/*yy:example int i = ++x; */
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/*yy:case Inc */ | "++" UnaryExpression
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/*yy:example int i = --x; */
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/*yy:case Dec */ | "--" UnaryExpression
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/*yy:example int *i = &x; */
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/*yy:case Addrof */ | '&' CastExpression
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/*yy:example int i = *x; */
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/*yy:case Deref */ | '*' CastExpression
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/*yy:example int i = +x; */
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/*yy:case Plus */ | '+' CastExpression
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/*yy:example int i = -x; */
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/*yy:case Minus */ | '-' CastExpression
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/*yy:example int i = ~x; */
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/*yy:case Cpl */ | '~' CastExpression
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/*yy:example int i = !x; */
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/*yy:case Not */ | '!' CastExpression
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/*yy:example int i = sizeof x; */
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/*yy:case SizeofExpr */ | "sizeof" UnaryExpression
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/*yy:example int i = sizeof(int); */
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/*yy:case SizeofType */ | "sizeof" '(' TypeName ')'
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/*yy:example int f() { L: &&L; }*/
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/*yy:case LabelAddr */ | "&&" IDENTIFIER
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/*yy:example int i = _Alignof(x); */
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/*yy:case AlignofExpr*/ | "_Alignof" UnaryExpression
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/*yy:example int i = _Alignof(int); */
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/*yy:case AlignofType*/ | "_Alignof" '(' TypeName ')'
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/*yy:example double i = __imag__ x; */
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/*yy:case Imag */ | "__imag__" UnaryExpression
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/*yy:example double i = __real__ x; */
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/*yy:case Real */ | "__real__" UnaryExpression
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/* [0], 6.5.4 Cast operators */
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/*yy:field Operand Operand */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = 42; */
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/*yy:case Unary */ CastExpression:
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UnaryExpression
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/*yy:example int i = (int)3.14; */
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/*yy:case Cast */ | '(' TypeName ')' CastExpression
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/* [0], 6.5.5 Multiplicative operators */
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/*yy:field Operand Operand */
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/*yy:field promote Type */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = x;*/
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/*yy:case Cast */ MultiplicativeExpression:
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CastExpression
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/*yy:example int i = x * y;*/
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/*yy:case Mul */ | MultiplicativeExpression '*' CastExpression
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/*yy:example int i = x / y;*/
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/*yy:case Div */ | MultiplicativeExpression '/' CastExpression
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/*yy:example int i = x % y;*/
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/*yy:case Mod */ | MultiplicativeExpression '%' CastExpression
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/* [0], 6.5.6 Additive operators */
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/*yy:field lexicalScope Scope */
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/*yy:field Operand Operand */
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/*yy:field promote Type */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = x; */
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/*yy:case Mul */ AdditiveExpression:
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MultiplicativeExpression
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/*yy:example int i = x+y; */
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/*yy:case Add */ | AdditiveExpression '+' MultiplicativeExpression
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/*yy:example int i = x-y; */
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/*yy:case Sub */ | AdditiveExpression '-' MultiplicativeExpression
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/* [0], 6.5.7 Bitwise shift operators */
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/*yy:field Operand Operand */
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/*yy:field promote Type // shift count promoted type */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = x; */
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/*yy:case Add */ ShiftExpression:
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AdditiveExpression
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/*yy:example int i = x << y; */
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/*yy:case Lsh */ | ShiftExpression "<<" AdditiveExpression
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/*yy:example int i = x >> y; */
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/*yy:case Rsh */ | ShiftExpression ">>" AdditiveExpression
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/* [0], 6.5.8 Relational operators */
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/*yy:field Operand Operand */
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/*yy:field promote Type */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = x; */
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/*yy:case Shift */ RelationalExpression:
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ShiftExpression
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/*yy:example int i = x < y; */
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/*yy:case Lt */ | RelationalExpression '<' ShiftExpression
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/*yy:example int i = x > y; */
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/*yy:case Gt */ | RelationalExpression '>' ShiftExpression
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/*yy:example int i = x <= y; */
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/*yy:case Leq */ | RelationalExpression "<=" ShiftExpression
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/*yy:example int i = x >= y; */
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/*yy:case Geq */ | RelationalExpression ">=" ShiftExpression
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/* [0], 6.5.9 Equality operators */
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/*yy:field Operand Operand */
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/*yy:field promote Type */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = x; */
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/*yy:case Rel */ EqualityExpression:
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RelationalExpression
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/*yy:example int i = x == y; */
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/*yy:case Eq */ | EqualityExpression "==" RelationalExpression
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/*yy:example int i = x != y; */
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/*yy:case Neq */ | EqualityExpression "!=" RelationalExpression
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/* [0], 6.5.10 Bitwise AND operator */
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/*yy:field Operand Operand */
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/*yy:field promote Type */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = x; */
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/*yy:case Eq */ AndExpression:
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EqualityExpression
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/*yy:example int i = x & y; */
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/*yy:case And */ | AndExpression '&' EqualityExpression
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/* [0], 6.5.11 Bitwise exclusive OR operator */
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/*yy:field Operand Operand */
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/*yy:field promote Type */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = x; */
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/*yy:case And */ ExclusiveOrExpression:
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AndExpression
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/*yy:example int i = x^y; */
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/*yy:case Xor */ | ExclusiveOrExpression '^' AndExpression
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/* [0], 6.5.12 Bitwise inclusive OR operator */
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/*yy:field Operand Operand */
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/*yy:field promote Type */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = x; */
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/*yy:case Xor */ InclusiveOrExpression:
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ExclusiveOrExpression
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/*yy:example int i = x|y; */
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/*yy:case Or */ | InclusiveOrExpression '|' ExclusiveOrExpression
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/* [0], 6.5.13 Logical AND operator */
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/*yy:field Operand Operand */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = x;*/
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/*yy:case Or */ LogicalAndExpression:
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InclusiveOrExpression
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/*yy:example int i = x && y;*/
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/*yy:case LAnd */ | LogicalAndExpression "&&" InclusiveOrExpression
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/* [0], 6.5.14 Logical OR operator */
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/*yy:field Operand Operand */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = x;*/
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/*yy:case LAnd */ LogicalOrExpression:
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LogicalAndExpression
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/*yy:example int i = x || y;*/
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/*yy:case LOr */ | LogicalOrExpression "||" LogicalAndExpression
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/* [0], 6.5.15 Conditional operator */
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/*yy:field Operand Operand */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = x; */
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/*yy:case LOr */ ConditionalExpression:
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LogicalOrExpression
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/*yy:example int i = x ? y : z; */
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/*yy:case Cond */ | LogicalOrExpression '?' Expression ':' ConditionalExpression
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/* [0], 6.5.16 Assignment operators */
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/*yy:field Operand Operand */
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/*yy:field InitializerOperand Operand // When the expression is used in an initializer */
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/*yy:field lexicalScope Scope */
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/*yy:field promote Type */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int i = x; } */
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/*yy:case Cond */ AssignmentExpression:
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ConditionalExpression
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/*yy:example int f() { x = y; } */
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/*yy:case Assign */ | UnaryExpression '=' AssignmentExpression
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/*yy:example int f() { x *= y; } */
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/*yy:case Mul */ | UnaryExpression "*=" AssignmentExpression
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/*yy:example int f() { x /= y; } */
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/*yy:case Div */ | UnaryExpression "/=" AssignmentExpression
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/*yy:example int f() { x %= y; } */
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/*yy:case Mod */ | UnaryExpression "%=" AssignmentExpression
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/*yy:example int f() { x += y; } */
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/*yy:case Add */ | UnaryExpression "+=" AssignmentExpression
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/*yy:example int f() { x -= y; } */
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/*yy:case Sub */ | UnaryExpression "-=" AssignmentExpression
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/*yy:example int f() { x <<= y; } */
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/*yy:case Lsh */ | UnaryExpression "<<=" AssignmentExpression
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/*yy:example int f() { x >>= y; } */
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/*yy:case Rsh */ | UnaryExpression ">>=" AssignmentExpression
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/*yy:example int f() { x &= y; } */
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/*yy:case And */ | UnaryExpression "&=" AssignmentExpression
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/*yy:example int f() { x ^= y; } */
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/*yy:case Xor */ | UnaryExpression "^=" AssignmentExpression
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/*yy:example int f() { x |= y; } */
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/*yy:case Or */ | UnaryExpression "|=" AssignmentExpression
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/* [0], 6.5.17 Comma operator */
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/*yy:field Operand Operand */
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/*yy:field IsSideEffectsFree bool */
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/*yy:example int f() { i = x; }; */
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/*yy:case Assign */ Expression:
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AssignmentExpression
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/*yy:example int f() { x, y; }; */
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/*yy:case Comma */ | Expression ',' AssignmentExpression
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/* [0], 6.6 Constant expressions */
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/*yy:field Operand Operand */
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/*yy:example struct { int i:3; }; */
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ConstantExpression:
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ConditionalExpression
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/* [0], 6.7 Declarations */
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/*yy:example int i, j; */
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Declaration:
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DeclarationSpecifiers InitDeclaratorList ';'
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/*yy:field class storageClass */
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/*yy:example static int i; */
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/*yy:case Storage */ DeclarationSpecifiers:
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StorageClassSpecifier DeclarationSpecifiers
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/*yy:example int i; */
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/*yy:case TypeSpec */ | TypeSpecifier DeclarationSpecifiers
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/*yy:example volatile int i; */
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/*yy:case TypeQual */ | TypeQualifier DeclarationSpecifiers
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/*yy:example inline int f() {} */
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/*yy:case Func */ | FunctionSpecifier DeclarationSpecifiers
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/*yy:example _Alignas(double) int i; */
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/*yy:case AlignSpec */ | AlignmentSpecifier DeclarationSpecifiers
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/*yy:example int __attribute__((a)) i; */
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/*yy:case Attribute */ | AttributeSpecifier DeclarationSpecifiers
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/*yy:example int i; */
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InitDeclaratorList:
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InitDeclarator
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/*yy:example int i, j; */
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| InitDeclaratorList ',' AttributeSpecifierList InitDeclarator
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/*yy:field initializer *InitializerValue */
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/*yy:example int i; */
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/*yy:case Decl */ InitDeclarator:
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Declarator AttributeSpecifierList
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/*yy:example int i = x; */
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/*yy:case Init */ | Declarator AttributeSpecifierList '=' Initializer
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/* [0], 6.7.1 Storage-class specifiers */
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/*yy:example typedef int int_t;*/
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/*yy:case Typedef */ StorageClassSpecifier:
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"typedef"
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/*yy:example extern int i;*/
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/*yy:case Extern */ | "extern"
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/*yy:example static int i;*/
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/*yy:case Static */ | "static"
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/*yy:example auto int i;*/
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/*yy:case Auto */ | "auto"
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/*yy:example register int i;*/
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/*yy:case Register */ | "register"
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/*yy:example _Thread_local int i;*/
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/*yy:case ThreadLocal*/ | "_Thread_local"
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/* [0], 6.7.2 Type specifiers */
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/*yy:field resolvedIn Scope // Case TypedefName */
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/*yy:field typ Type */
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/*yy:example void i(); */
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/*yy:case Void */ TypeSpecifier:
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"void"
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/*yy:example char i; */
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/*yy:case Char */ | "char"
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/*yy:example short i; */
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/*yy:case Short */ | "short"
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/*yy:example int i; */
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/*yy:case Int */ | "int"
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/*yy:example __int8 i; */
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/*yy:case Int8 */ | "__int8"
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/*yy:example __int16 i; */
|
|
/*yy:case Int16 */ | "__int16"
|
|
/*yy:example __int32 i; */
|
|
/*yy:case Int32 */ | "__int32"
|
|
/*yy:example __int64 i; */
|
|
/*yy:case Int64 */ | "__int64"
|
|
/*yy:example __int128 i; */
|
|
/*yy:case Int128 */ | "__int128"
|
|
/*yy:example long i; */
|
|
/*yy:case Long */ | "long"
|
|
/*yy:example float i; */
|
|
/*yy:case Float */ | "float"
|
|
/*yy:example __fp16 i; */
|
|
/*yy:case Float16 */ | "__fp16"
|
|
/*yy:example _Decimal32 i; */
|
|
/*yy:case Decimal32 */ | "_Decimal32"
|
|
/*yy:example _Decimal64 i; */
|
|
/*yy:case Decimal64 */ | "_Decimal64"
|
|
/*yy:example _Decimal128 i; */
|
|
/*yy:case Decimal128 */ | "_Decimal128"
|
|
/*yy:example _Float128 i; */
|
|
/*yy:case Float128 */ | "_Float128"
|
|
/*yy:example __float80 i; */
|
|
/*yy:case Float80 */ | "__float80"
|
|
/*yy:example double i; */
|
|
/*yy:case Double */ | "double"
|
|
/*yy:example signed i; */
|
|
/*yy:case Signed */ | "signed"
|
|
/*yy:example unsigned i; */
|
|
/*yy:case Unsigned */ | "unsigned"
|
|
/*yy:example _Bool i; */
|
|
/*yy:case Bool */ | "_Bool"
|
|
/*yy:example _Complex i; */
|
|
/*yy:case Complex */ | "_Complex"
|
|
/*yy:example struct s i; */
|
|
/*yy:case StructOrUnion */
|
|
| StructOrUnionSpecifier
|
|
/*yy:example enum e i; */
|
|
/*yy:case Enum */ | EnumSpecifier
|
|
/*yy:example typedef const T; T i; */
|
|
/*yy:case TypedefName*/ | TYPEDEFNAME
|
|
/*yy:example typeof(42) i; */
|
|
/*yy:case TypeofExpr */ | "typeof" '(' Expression ')'
|
|
/*yy:example typedef const T; typeof(T) i; */
|
|
/*yy:case TypeofType */ | "typeof" '(' TypeName ')'
|
|
/*yy:example _Atomic(int) i; */
|
|
/*yy:case Atomic */ | AtomicTypeSpecifier
|
|
/*yy:example _Fract i; */
|
|
/*yy:case Fract */ | "_Fract"
|
|
/*yy:example _Sat i; */
|
|
/*yy:case Sat */ | "_Sat"
|
|
/*yy:example _Accum i; */
|
|
/*yy:case Accum */ | "_Accum"
|
|
/*yy:example _Float32 i; */
|
|
/*yy:case Float32 */ | "_Float32"
|
|
/*yy:example _Float64 i; */
|
|
/*yy:case Float64 */ | "_Float64"
|
|
/*yy:example _Float32x i; */
|
|
/*yy:case Float32x */ | "_Float32x"
|
|
/*yy:example _Float64x i; */
|
|
/*yy:case Float64x */ | "_Float64x"
|
|
|
|
/* [0], 6.7.2.1 Structure and union specifiers */
|
|
/*yy:field lexicalScope Scope */
|
|
/*yy:field maxAlign int */
|
|
/*yy:field typ Type */
|
|
/*yy:example struct s { int i; }; */
|
|
/*yy:case Def */ StructOrUnionSpecifier:
|
|
StructOrUnion AttributeSpecifierList IDENTIFIER '{' StructDeclarationList '}'
|
|
/*yy:example struct s v; */
|
|
/*yy:case Tag */ | StructOrUnion AttributeSpecifierList IDENTIFIER
|
|
|
|
/*yy:example struct { int i; } s; */
|
|
/*yy:case Struct */ StructOrUnion:
|
|
"struct"
|
|
/*yy:example union { int i; double d; } u; */
|
|
/*yy:case Union */ | "union"
|
|
|
|
/*yy:example struct{ int i; } */
|
|
StructDeclarationList:
|
|
StructDeclaration
|
|
/*yy:example struct{ int i; double d; } */
|
|
| StructDeclarationList StructDeclaration
|
|
|
|
/*yy:example struct{ int i; } */
|
|
/*yy:field Empty bool // TCC extension */
|
|
StructDeclaration:
|
|
SpecifierQualifierList StructDeclaratorList ';'
|
|
|
|
/*yy:field noStorageClass */
|
|
/*yy:example struct {int i;};*/
|
|
/*yy:case TypeSpec */ SpecifierQualifierList:
|
|
TypeSpecifier SpecifierQualifierList
|
|
/*yy:example struct {const int i;};*/
|
|
/*yy:case TypeQual */ | TypeQualifier SpecifierQualifierList
|
|
/*yy:example struct {_Alignas(double) int i;};*/
|
|
/*yy:case AlignSpec */ | AlignmentSpecifier SpecifierQualifierList
|
|
/*yy:example struct {__attribute__((a)) int i;};*/
|
|
/*yy:case Attribute */ | AttributeSpecifier SpecifierQualifierList
|
|
|
|
/*yy:example struct{ int i; } */
|
|
StructDeclaratorList:
|
|
StructDeclarator
|
|
/*yy:example struct{ int i, j; } */
|
|
| StructDeclaratorList ',' StructDeclarator
|
|
|
|
/*yy:field decl *StructDeclaration */
|
|
/*yy:example struct{ int i; } */
|
|
/*yy:case Decl */ StructDeclarator:
|
|
Declarator
|
|
/*yy:example struct{ int i:3; } */
|
|
/*yy:case BitField */ | Declarator ':' ConstantExpression AttributeSpecifierList
|
|
|
|
/* [0], 6.7.2.2 Enumeration specifiers */
|
|
/*yy:field lexicalScope Scope */
|
|
/*yy:field typ Type */
|
|
/*yy:field min Value */
|
|
/*yy:field max Value */
|
|
/*yy:example enum e {a}; */
|
|
/*yy:case Def */ EnumSpecifier:
|
|
"enum" AttributeSpecifierList IDENTIFIER '{' EnumeratorList ',' '}'
|
|
/*yy:example enum e i; */
|
|
/*yy:case Tag */ | "enum" AttributeSpecifierList IDENTIFIER
|
|
|
|
/*yy:example enum e {a}; */
|
|
EnumeratorList:
|
|
Enumerator
|
|
/*yy:example enum e {a, b}; */
|
|
| EnumeratorList ',' Enumerator
|
|
|
|
/*yy:field lexicalScope Scope */
|
|
/*yy:field Operand Operand */
|
|
/*yy:example enum e {a}; */
|
|
/*yy:case Ident */ Enumerator:
|
|
IDENTIFIER AttributeSpecifierList
|
|
/*yy:example enum e {a = 42}; */
|
|
/*yy:case Expr */ | IDENTIFIER AttributeSpecifierList '=' ConstantExpression
|
|
|
|
/* [2], 6.7.2.4 Atomic type specifiers */
|
|
/*yy:field list []*TypeSpecifier */
|
|
/*yy:example _Atomic(int) i; */
|
|
AtomicTypeSpecifier:
|
|
"_Atomic" '(' TypeName ')'
|
|
|
|
/* [0], 6.7.3 Type qualifiers */
|
|
/*yy:example const int i; */
|
|
/*yy:case Const */ TypeQualifier:
|
|
"const"
|
|
/*yy:example restrict int i; */
|
|
/*yy:case Restrict */ | "restrict"
|
|
/*yy:example volatile int i; */
|
|
/*yy:case Volatile */ | "volatile"
|
|
/*yy:example _Atomic int i; */
|
|
/*yy:case Atomic */ | "_Atomic"
|
|
|
|
/* [0], 6.7.4 Function specifiers */
|
|
/*yy:example inline int f() {}*/
|
|
/*yy:case Inline */ FunctionSpecifier:
|
|
"inline"
|
|
/*yy:example _Noreturn int f() {}*/
|
|
/*yy:case Noreturn */ | "_Noreturn"
|
|
|
|
/* [0], 6.7.5 Declarators */
|
|
/*yy:field Linkage Linkage */
|
|
/*yy:field Read int */
|
|
/*yy:field StorageClass StorageClass */
|
|
/*yy:field Write int */
|
|
/*yy:field funcDefinition *FunctionDefinition */
|
|
/*yy:field lhs map[*Declarator]struct{} */
|
|
/*yy:field td typeDescriptor */
|
|
/*yy:field typ Type */
|
|
/*yy:field AddressTaken bool */
|
|
/*yy:field IsParameter bool */
|
|
/*yy:field IsTypedefName bool */
|
|
/*yy:field SubjectOfAsgnOp bool */
|
|
/*yy:field SubjectOfIncDec bool */
|
|
/*yy:field called bool */
|
|
/*yy:field fnDef bool */
|
|
/*yy:field hasInitializer bool */
|
|
/*yy:field implicit bool */
|
|
/*yy:example int *p __attribute__ ((foo)); */
|
|
Declarator:
|
|
Pointer DirectDeclarator AttributeSpecifierList %prec BELOW_ATTRIBUTE
|
|
|
|
/* [2], 6.7.5 Alignment specifier */
|
|
/*yy:example _Alignas(double) char c; */
|
|
/*yy:case AlignasType*/ AlignmentSpecifier:
|
|
"_Alignas" '(' TypeName ')'
|
|
/*yy:example _Alignas(0ll) char c; */
|
|
/*yy:case AlignasExpr*/ | "_Alignas" '(' ConstantExpression ')'
|
|
|
|
/*yy:field lexicalScope Scope */
|
|
/*yy:field paramScope Scope */
|
|
/*yy:field typeQualifiers *typeBase */
|
|
/*yy:field idListNoDeclList bool */
|
|
/*yy:example int i; */
|
|
/*yy:case Ident */ DirectDeclarator:
|
|
IDENTIFIER Asm
|
|
/*yy:example int (f); */
|
|
/*yy:case Decl */ | '(' AttributeSpecifierList Declarator ')'
|
|
/*yy:example int i[const 42]; */
|
|
/*yy:case Arr */ | DirectDeclarator '[' TypeQualifiers AssignmentExpression ']'
|
|
/*yy:example int i[static const 42]; */
|
|
/*yy:case StaticArr */ | DirectDeclarator '[' "static" TypeQualifiers AssignmentExpression ']'
|
|
/*yy:example int i[const static 42]; */
|
|
/*yy:case ArrStatic */ | DirectDeclarator '[' TypeQualifiers "static" AssignmentExpression ']'
|
|
/*yy:example int i[const *]; */
|
|
/*yy:case Star */ | DirectDeclarator '[' TypeQualifiers '*' ']'
|
|
/*yy:example int f(int i); */
|
|
/*yy:case FuncParam */ | DirectDeclarator '(' ParameterTypeList ')'
|
|
/*yy:example int f(a); */
|
|
/*yy:case FuncIdent */ | DirectDeclarator '(' IdentifierList ')'
|
|
|
|
/*yy:field typeQualifiers *typeBase*/
|
|
/*yy:example int *p; */
|
|
/*yy:case TypeQual */ Pointer:
|
|
'*' TypeQualifiers
|
|
/*yy:example int **p; */
|
|
/*yy:case Ptr */ | '*' TypeQualifiers Pointer
|
|
/*yy:example int atexit_b(void (^ _Nonnull)(void)); */
|
|
/*yy:case Block */ | '^' TypeQualifiers
|
|
|
|
/*yy:field noStorageClass */
|
|
/*yy:example int * const i; */
|
|
/*yy:case TypeQual */ TypeQualifiers:
|
|
TypeQualifier
|
|
/*yy:example int * __attribute__((a)) i; */
|
|
/*yy:case Attribute */ | AttributeSpecifier
|
|
/*yy:example int * const volatile i; */
|
|
| TypeQualifiers TypeQualifier
|
|
/*yy:example int * __attribute__((a)) __attribute__((b)) i; */
|
|
| TypeQualifiers AttributeSpecifier
|
|
|
|
/*yy:example int f(int i) {} */
|
|
/*yy:case List */ ParameterTypeList:
|
|
ParameterList
|
|
/*yy:example int f(int i, ...) {} */
|
|
/*yy:case Var */ | ParameterList ',' "..."
|
|
|
|
/*yy:example int f(int i) {} */
|
|
ParameterList:
|
|
ParameterDeclaration
|
|
/*yy:example int f(int i, int j) {} */
|
|
| ParameterList ',' ParameterDeclaration
|
|
|
|
/*yy:field typ Type */
|
|
/*yy:example int f(int i) {} */
|
|
/*yy:case Decl */ ParameterDeclaration:
|
|
DeclarationSpecifiers Declarator AttributeSpecifierList
|
|
/*yy:example int f(int*) {} */
|
|
/*yy:case Abstract */ | DeclarationSpecifiers AbstractDeclarator
|
|
|
|
/*yy:field lexicalScope Scope */
|
|
/*yy:example int f(i) int i; {}*/
|
|
IdentifierList:
|
|
IDENTIFIER
|
|
/*yy:example int f(i, j) int i, j; {}*/
|
|
| IdentifierList ',' IDENTIFIER
|
|
|
|
/* [0], 6.7.6 Type names */
|
|
/*yy:field typ Type */
|
|
/*yy:example int i = (int)x; */
|
|
TypeName:
|
|
SpecifierQualifierList AbstractDeclarator
|
|
|
|
/*yy:field typ Type */
|
|
/*yy:example void f(int*); */
|
|
/*yy:case Ptr */ AbstractDeclarator:
|
|
Pointer
|
|
/*yy:example void f(int()); */
|
|
/*yy:case Decl */ | Pointer DirectAbstractDeclarator
|
|
|
|
/*yy:field paramScope Scope */
|
|
/*yy:field typeQualifiers *typeBase */
|
|
/*yy:example void f(int()); */
|
|
/*yy:case Decl */ DirectAbstractDeclarator:
|
|
'(' AbstractDeclarator ')'
|
|
/*yy:example void f(int[const 42]); */
|
|
/*yy:case Arr */ | DirectAbstractDeclarator '[' TypeQualifiers AssignmentExpression ']'
|
|
/*yy:example void f(int[static const 42]); */
|
|
/*yy:case StaticArr */ | DirectAbstractDeclarator '[' "static" TypeQualifiers AssignmentExpression ']'
|
|
/*yy:example void f(int[const static 42]); */
|
|
/*yy:case ArrStatic */ | DirectAbstractDeclarator '[' TypeQualifiers "static" AssignmentExpression ']'
|
|
/*yy:example void f(int[*]); */
|
|
/*yy:case ArrStar */ | DirectAbstractDeclarator '[' '*' ']'
|
|
/*yy:example void f(int(char)); */
|
|
/*yy:case Func */ | DirectAbstractDeclarator '(' ParameterTypeList ')'
|
|
|
|
/* [0], 6.7.8 Initialization */
|
|
/*yy:field Field Field // Where aplicable */
|
|
/*yy:field Offset uintptr // Case Expr */
|
|
/*yy:field field0 Field */
|
|
/*yy:field list []*Initializer */
|
|
/*yy:field parent *Initializer */
|
|
/*yy:field trailingComma *Token */
|
|
/*yy:field typ Type */
|
|
/*yy:field isConst bool */
|
|
/*yy:field isZero bool */
|
|
/*yy:example int i = x; */
|
|
/*yy:case Expr */ Initializer:
|
|
AssignmentExpression
|
|
/*yy:example int i[] = { x }; */
|
|
/*yy:case InitList */ | '{' InitializerList ',' '}'
|
|
|
|
/*yy:field list []*Initializer */
|
|
/*yy:field isConst bool */
|
|
/*yy:field isZero bool */
|
|
/*yy:example int i[] = { [10] = x }; */
|
|
InitializerList:
|
|
Designation Initializer
|
|
/*yy:example int i[] = { [10] = x, [20] = y }; */
|
|
| InitializerList ',' Designation Initializer
|
|
|
|
/*yy:example int a[] = { [42] = 314 }; */
|
|
Designation:
|
|
DesignatorList '='
|
|
|
|
/*yy:example int a[] = { [42] = 314 }; */
|
|
DesignatorList:
|
|
Designator
|
|
/*yy:example int a[100][] = { [42][12] = 314 }; */
|
|
| DesignatorList Designator
|
|
|
|
/*yy:field lexicalScope Scope */
|
|
/*yy:example int a[] = { [42] = 314 }; */
|
|
/*yy:case Index */ Designator:
|
|
'[' ConstantExpression ']'
|
|
/*yy:example struct t s = { .fld = 314 }; */
|
|
/*yy:case Field */ | '.' IDENTIFIER
|
|
/*yy:example struct t s = { fld: 314 }; */
|
|
/*yy:case Field2 */ | IDENTIFIER ':'
|
|
|
|
/* [0], 6.8 Statements and blocks */
|
|
/*yy:field Operand Operand // Case CompoundStatement, ExpressionStatement*/
|
|
/*yy:example int f() { L: x(); }*/
|
|
/*yy:case Labeled */ Statement:
|
|
LabeledStatement
|
|
/*yy:example int f() { { y(); } }*/
|
|
/*yy:case Compound */ | CompoundStatement
|
|
/*yy:example int f() { x(); }*/
|
|
/*yy:case Expr */ | ExpressionStatement
|
|
/*yy:example int f() { if(x) y(); }*/
|
|
/*yy:case Selection */ | SelectionStatement
|
|
/*yy:example int f() { for(;;) x(); }*/
|
|
/*yy:case Iteration */ | IterationStatement
|
|
/*yy:example int f() { return x; }*/
|
|
/*yy:case Jump */ | JumpStatement
|
|
/*yy:example int f() { __asm__("nop"); }*/
|
|
/*yy:case Asm */ | AsmStatement
|
|
|
|
/* [0], 6.8.1 Labeled statements */
|
|
/*yy:field block *CompoundStatement */
|
|
/*yy:field lexicalScope Scope */
|
|
/*yy:example int f() { L: goto L; } */
|
|
/*yy:case Label */ LabeledStatement:
|
|
IDENTIFIER ':' AttributeSpecifierList Statement
|
|
/*yy:example int f() { switch(i) case 42: x(); } */
|
|
/*yy:case CaseLabel */ | "case" ConstantExpression ':' Statement
|
|
/*yy:example int f() { switch(i) case 42 ... 56: x(); } */
|
|
/*yy:case Range */ | "case" ConstantExpression "..." ConstantExpression ':' Statement
|
|
/*yy:example int f() { switch(i) default: x(); } */
|
|
/*yy:case Default */ | "default" ':' Statement
|
|
|
|
/* [0], 6.8.2 Compound statement */
|
|
/*yy:field Operand Operand */
|
|
/*yy:field children []*CompoundStatement */
|
|
/*yy:field declarations []*Declaration */
|
|
/*yy:field isJumpTarget bool */
|
|
/*yy:field labeledStmts []*LabeledStatement */
|
|
/*yy:field parent *CompoundStatement */
|
|
/*yy:field scope Scope */
|
|
/*yy:example int f() { int i; } */
|
|
CompoundStatement:
|
|
'{' BlockItemList '}'
|
|
|
|
/*yy:example int f() { int i; }*/
|
|
BlockItemList:
|
|
BlockItem
|
|
/*yy:example int f() { int i; double j; }*/
|
|
| BlockItemList BlockItem
|
|
|
|
/*yy:field fn *FunctionDefinition // Case FuncDef */
|
|
/*yy:field closure map[StringID]struct{} // Case FuncDef */
|
|
/*yy:field Last bool */
|
|
/*yy:example int f() { int i; }*/
|
|
/*yy:case Decl */ BlockItem:
|
|
Declaration
|
|
/*yy:example int f() { g(); }*/
|
|
/*yy:case Stmt */ | Statement
|
|
/*yy:example int f() { __label__ L; }*/
|
|
/*yy:case Label */ | LabelDeclaration
|
|
/*yy:example int f() { int g() {} }*/
|
|
/*yy:case FuncDef */ | DeclarationSpecifiers Declarator CompoundStatement
|
|
/*yy:example int f() {\n#pragma STDC FENV_ACCESS OFF\n}*/
|
|
/*yy:case Pragma */ | PragmaSTDC
|
|
|
|
/* [0], 6.8.3 Expression and null statements */
|
|
/*yy:example int f() { g(); }*/
|
|
ExpressionStatement:
|
|
Expression AttributeSpecifierList ';'
|
|
|
|
/* [0], 6.8.4 Selection statements */
|
|
/*yy:field promote Type // switch expression promoted type */
|
|
/*yy:field cases []*LabeledStatement */
|
|
/*yy:example int f() { if(x) y(); } */
|
|
/*yy:case If */ SelectionStatement:
|
|
"if" '(' Expression ')' Statement %prec BELOW_ELSE
|
|
/*yy:example int f() { if(x) y(); else z(); } */
|
|
/*yy:case IfElse */ | "if" '(' Expression ')' Statement "else" Statement
|
|
/*yy:example int f() { switch(i) case 42: x(); } */
|
|
/*yy:case Switch */ | "switch" '(' Expression ')' Statement
|
|
|
|
/* [0], 6.8.5 Iteration statements */
|
|
/*yy:example int f() { while(x) y(); } */
|
|
/*yy:case While */ IterationStatement:
|
|
"while" '(' Expression ')' Statement
|
|
/*yy:example int f() { do x(); while(y); } */
|
|
/*yy:case Do */ | "do" Statement "while" '(' Expression ')' ';'
|
|
/*yy:example int f() { for( i = 0; i < 10; i++) x(); } */
|
|
/*yy:case For */ | "for" '(' Expression ';' Expression ';' Expression ')' Statement
|
|
/*yy:example int f() { for( int i = 0; i < 10; i++) x(); } */
|
|
/*yy:case ForDecl */ | "for" '(' Declaration Expression ';' Expression ')' Statement
|
|
|
|
/* [0], 6.8.6 Jump statements */
|
|
/*yy:field context Node */
|
|
/*yy:field lexicalScope Scope */
|
|
/*yy:example int f() { L: goto L; } */
|
|
/*yy:case Goto */ JumpStatement:
|
|
"goto" IDENTIFIER ';'
|
|
/*yy:example int f() { L: x(); void *p = &&L; goto *p; } */
|
|
/*yy:case GotoExpr */ | "goto" '*' Expression ';'
|
|
/*yy:example int f() { for(;;) if (i) continue; } */
|
|
/*yy:case Continue */ | "continue" ';'
|
|
/*yy:example int f() { for(;;) if (i) break; } */
|
|
/*yy:case Break */ | "break" ';'
|
|
/*yy:example int f() { if (i) return x; } */
|
|
/*yy:case Return */ | "return" Expression ';'
|
|
|
|
/* [0], 6.9 External definitions */
|
|
/*yy:list*/
|
|
/*yy:example int i; */
|
|
TranslationUnit:
|
|
ExternalDeclaration
|
|
/*yy:example int i; int j; */
|
|
| TranslationUnit ExternalDeclaration
|
|
|
|
/*yy:example int f() {} */
|
|
/*yy:case FuncDef */ ExternalDeclaration:
|
|
FunctionDefinition
|
|
/*yy:example int i; */
|
|
/*yy:case Decl */ | Declaration
|
|
/*yy:example int f() __asm__("nop"); */
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/*yy:case Asm */ | AsmFunctionDefinition
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/*yy:example __asm__("nop"); */
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/*yy:case AsmStmt */ | AsmStatement
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|
/*yy:example ; */
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|
/*yy:case Empty */ | ';'
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|
/*yy:example #pragma STDC CX_LIMITED_RANGE DEFAULT */
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|
/*yy:case Pragma */ | PragmaSTDC
|
|
|
|
/* [0], 6.9.1 Function definitions */
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|
/*yy:field CallSiteComplexExpr []*AssignmentExpression */
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|
/*yy:field CompositeLiterals []*PostfixExpression */
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/*yy:field ComputedGotos map[StringID]*UnaryExpression */
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|
/*yy:field Gotos map[StringID]*JumpStatement */
|
|
/*yy:field InitDeclarators []*InitDeclarator */
|
|
/*yy:field Labels map[StringID]*LabeledStatement */
|
|
/*yy:field ReturnComplexExpr []*Expression */
|
|
/*yy:field VLAs []*Declarator */
|
|
/*yy:field compoundStatements []*CompoundStatement */
|
|
/*yy:field checked bool */
|
|
/*yy:example int f() {} */
|
|
FunctionDefinition:
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|
DeclarationSpecifiers Declarator DeclarationList CompoundStatement
|
|
|
|
/*yy:example int f(i) int i; {} */
|
|
DeclarationList:
|
|
Declaration
|
|
/*yy:example int f(i, j) int i; int j; {} */
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|
| DeclarationList Declaration
|
|
|
|
/* -------------------------------------- Extensions */
|
|
|
|
/*yy:example __asm__("nop": [a] b); */
|
|
AsmIndex:
|
|
'[' Expression ']'
|
|
|
|
/*yy:example __asm__("nop": a); */
|
|
AsmExpressionList:
|
|
AsmIndex AssignmentExpression
|
|
/*yy:example __asm__("nop": a, b); */
|
|
| AsmExpressionList ',' AsmIndex AssignmentExpression
|
|
|
|
/*yy:example __asm__("nop": a); */
|
|
AsmArgList:
|
|
':' AsmExpressionList
|
|
/*yy:example __asm__("nop": a : b); */
|
|
| AsmArgList ':' AsmExpressionList
|
|
|
|
/*yy:example __asm__("nop"); */
|
|
Asm:
|
|
"__asm__" AsmQualifierList '(' STRINGLITERAL AsmArgList ')'
|
|
|
|
/*yy:example void f() { __asm__("nop"); } */
|
|
AsmStatement:
|
|
Asm AttributeSpecifierList ';'
|
|
|
|
/*yy:example int f() __asm__("nop"); */
|
|
AsmFunctionDefinition:
|
|
DeclarationSpecifiers Declarator AsmStatement
|
|
|
|
/*yy:example __asm__ volatile ("nop"); */
|
|
/*yy:case Volatile */ AsmQualifier:
|
|
"volatile"
|
|
/*yy:example __asm__ inline ("nop"); */
|
|
/*yy:case Inline */ | "inline"
|
|
/*yy:example __asm__ goto ("nop"); */
|
|
/*yy:case Goto */ | "goto"
|
|
|
|
/*yy:example __asm__ inline ("nop"); */
|
|
AsmQualifierList:
|
|
AsmQualifier
|
|
/*yy:example __asm__ inline volatile ("nop"); */
|
|
| AsmQualifierList AsmQualifier
|
|
|
|
/*yy:example int f() { __label__ L; L: x(); } */
|
|
LabelDeclaration:
|
|
"__label__" IdentifierList ';'
|
|
|
|
/* [4], 6.37 Attribute Syntax */
|
|
/*yy:example int i __attribute__((a(b))); */
|
|
ExpressionList:
|
|
AssignmentExpression
|
|
/*yy:example int i __attribute__((a(b, c))); */
|
|
| ExpressionList ',' AssignmentExpression
|
|
|
|
/*yy:field lexicalScope Scope */
|
|
/*yy:example int i __attribute__((a)); */
|
|
/*yy:case Ident */ AttributeValue:
|
|
IDENTIFIER
|
|
/*yy:example int i __attribute__((a(b))); */
|
|
/*yy:case Expr */ | IDENTIFIER '(' ExpressionList ')'
|
|
|
|
/*yy:example int i __attribute__((a)); */
|
|
AttributeValueList:
|
|
AttributeValue
|
|
/*yy:example int i __attribute__((a, b)); */
|
|
| AttributeValueList ',' AttributeValue
|
|
|
|
/*yy:example int i __attribute__((a)); */
|
|
AttributeSpecifier:
|
|
"__attribute__" '(' '(' AttributeValueList ')' ')'
|
|
|
|
/*yy:example int i __attribute__((a)); */
|
|
AttributeSpecifierList:
|
|
AttributeSpecifier %prec BELOW_ATTRIBUTE
|
|
/*yy:example int i __attribute__((a)) __attribute((b)); */
|
|
| AttributeSpecifierList AttributeSpecifier
|
|
|
|
/*yy:example _Pragma("STDC FP_CONTRACT ON") */
|
|
PragmaSTDC:
|
|
"__pragma_stdc" IDENTIFIER IDENTIFIER IDENTIFIER
|