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autotools: use -fno-strict-aliasing where supported

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https://bugzilla.gnome.org/show_bug.cgi?id=769183
This commit is contained in:
Tim-Philipp Müller 2018-02-03 17:56:04 +01:00
parent 08dab770d6
commit ffa4dc4dce
2 changed files with 7 additions and 3 deletions
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8
configure.ac
View file

@ -935,6 +935,10 @@ dnl special warning flags for gst/printf
AS_COMPILER_FLAG([-Wno-format-nonliteral], [PRINTF_CFLAGS="-Wno-format-nonliteral"])
AC_SUBST(PRINTF_CFLAGS)
dnl disable strict aliasing
AS_COMPILER_FLAG([-fno-strict-aliasing], [EXTRA_CFLAGS="-fno-strict-aliasing"])
AC_SUBST(EXTRA_CFLAGS)
dnl define correct level for debugging messages
AG_GST_SET_LEVEL_DEFAULT($GST_GIT)
@ -982,8 +986,8 @@ dnl - src and build dirs need to be added because every piece that gets built
dnl will need the GStreamer source and generated headers
dnl LIBS: XML doesn't need to be added because we don't explicitly use symbols
dnl from LibXML except for in the core library
GST_ALL_CXXFLAGS="-I\$(top_srcdir)/libs -I\$(top_srcdir) -I\$(top_builddir)/libs -I\$(top_builddir) $GLIB_CFLAGS \$(GLIB_EXTRA_CFLAGS) $XML_CFLAGS \$(GST_OPTION_CXXFLAGS) \$(ERROR_CXXFLAGS)"
GST_ALL_CFLAGS="-I\$(top_srcdir)/libs -I\$(top_srcdir) -I\$(top_builddir)/libs -I\$(top_builddir) $GLIB_CFLAGS \$(GLIB_EXTRA_CFLAGS) $XML_CFLAGS \$(GST_OPTION_CFLAGS) \$(ERROR_CFLAGS)"
GST_ALL_CXXFLAGS="-I\$(top_srcdir)/libs -I\$(top_srcdir) -I\$(top_builddir)/libs -I\$(top_builddir) $GLIB_CFLAGS \$(GLIB_EXTRA_CFLAGS) $EXTRA_CFLAGS \$(GST_OPTION_CXXFLAGS) \$(ERROR_CXXFLAGS)"
GST_ALL_CFLAGS="-I\$(top_srcdir)/libs -I\$(top_srcdir) -I\$(top_builddir)/libs -I\$(top_builddir) $GLIB_CFLAGS \$(GLIB_EXTRA_CFLAGS) $EXTRA_CFLAGS \$(GST_OPTION_CFLAGS) \$(ERROR_CFLAGS)"
dnl FIXME: check if LTLIBINTL is needed everywhere
dnl I presume it is given that it contains the symbols that _() stuff maps to

2
gst/printf/Makefile.am
View file

@ -14,7 +14,7 @@ AM_CPPFLAGS += $(PRINTF_EXTRA_CFLAGS)
noinst_LTLIBRARIES = libgstprintf.la
libgstprintf_la_CFLAGS =
libgstprintf_la_CFLAGS = $(EXTRA_CFLAGS)
libgstprintf_la_SOURCES = \
asnprintf.c \
printf-args.c \