From 9bfbda8291aa60b641351f93e140fe2fe5b2d5ee Mon Sep 17 00:00:00 2001 From: =?utf8?q?Tim-Philipp=20M=C3=BCller?= Date: Sun, 4 Feb 2018 11:22:36 +0100 Subject: [PATCH] autotools: use -fno-strict-aliasing where supported https://bugzilla.gnome.org/show_bug.cgi?id=769183 --- configure.ac | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/configure.ac b/configure.ac index 112cf0b..99c98cf 100644 --- a/configure.ac +++ b/configure.ac @@ -832,6 +832,10 @@ if test "x$HAVE_CXX" = "xyes"; then fi AC_SUBST(VISIBILITY_CXXFLAGS) +dnl disable strict aliasing +AS_COMPILER_FLAG([-fno-strict-aliasing], [EXTRA_CFLAGS="-fno-strict-aliasing"]) +AC_SUBST(EXTRA_CFLAGS) + dnl every flag in GST_OPTION_CFLAGS and GST_OPTION_CXXFLAGS can be overridden dnl at make time with e.g. make ERROR_CFLAGS="" GST_OPTION_CFLAGS="\$(WARNING_CFLAGS) \$(ERROR_CFLAGS) \$(DEBUG_CFLAGS) \$(PROFILE_CFLAGS) \$(GCOV_CFLAGS) \$(OPT_CFLAGS) \$(DEPRECATED_CFLAGS)" @@ -851,8 +855,8 @@ AC_SUBST(GST_PLUGINS_BASE_CFLAGS) dnl FIXME: do we want to rename to GST_ALL_* ? dnl add GST_OPTION_CFLAGS, but overridable GST_CFLAGS="$GST_CFLAGS $GST_STATIC_CFLAGS" -GST_CXXFLAGS="$GLIB_CFLAGS $GST_CFLAGS \$(GLIB_EXTRA_CFLAGS) \$(GST_OPTION_CXXFLAGS) \$(VISIBILITY_CXXFLAGS)" -GST_CFLAGS="$GLIB_CFLAGS $GST_CFLAGS \$(GLIB_EXTRA_CFLAGS) \$(GST_OPTION_CFLAGS) \$(VISIBILITY_CFLAGS)" +GST_CXXFLAGS="$GLIB_CFLAGS $GST_CFLAGS $EXTRA_CFLAGS \$(GLIB_EXTRA_CFLAGS) \$(GST_OPTION_CXXFLAGS) \$(VISIBILITY_CXXFLAGS)" +GST_CFLAGS="$GLIB_CFLAGS $GST_CFLAGS $EXTRA_CFLAGS \$(GLIB_EXTRA_CFLAGS) \$(GST_OPTION_CFLAGS) \$(VISIBILITY_CFLAGS)" AC_SUBST(GST_CFLAGS) AC_SUBST(GST_CXXFLAGS) dnl add GCOV libs because libtool strips -fprofile-arcs -ftest-coverage -- 2.7.4