diff options
| author | Stephan Bergmann <sbergman@redhat.com> | 2015-11-30 14:05:25 +0100 |
|---|---|---|
| committer | Stephan Bergmann <sbergman@redhat.com> | 2015-12-02 08:02:17 +0100 |
| commit | f6bb9d16965cd672957a87e780f88819bc01d567 (patch) | |
| tree | ad6b4ce69eabdd3d3fab3d1bcb1affa9d4d41056 /configure.ac | |
| parent | a846982f9e6c780ba61525fd8dfc30e429ff52ae (diff) | |
Check clang-cl for HAVE_GCC_ATTRIBUTE_WARN_UNUSED, too
Change-Id: I820ea4b3efc51a0464470a8a53d022602d635c81
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/configure.ac b/configure.ac index 859372216bef..75323dcc5607 100644 --- a/configure.ac +++ b/configure.ac @@ -6051,19 +6051,6 @@ if test "$GCC" = "yes"; then ], [AC_MSG_RESULT([no])]) AC_LANG_POP([C++]) - AC_MSG_CHECKING([whether $CXX supports __attribute__((warn_unused))]) - AC_LANG_PUSH([C++]) - save_CXXFLAGS=$CXXFLAGS - CXXFLAGS="$CXXFLAGS -Werror -Wunknown-pragmas" - AC_COMPILE_IFELSE([AC_LANG_SOURCE([ - struct __attribute__((warn_unused)) dummy {}; - ])], [ - AC_DEFINE([HAVE_GCC_ATTRIBUTE_WARN_UNUSED],[1]) - AC_MSG_RESULT([yes]) - ], [AC_MSG_RESULT([no])]) - CXXFLAGS=$save_CXXFLAGS - AC_LANG_POP([C++]) - AC_MSG_CHECKING([whether STL uses __attribute__((warn_unused))]) AC_LANG_PUSH([C++]) save_CXXFLAGS=$CXXFLAGS @@ -6080,6 +6067,19 @@ if test "$GCC" = "yes"; then AC_LANG_POP([C++]) fi +AC_MSG_CHECKING([whether $CXX supports __attribute__((warn_unused))]) +AC_LANG_PUSH([C++]) +save_CXXFLAGS=$CXXFLAGS +CXXFLAGS="$CXXFLAGS -Werror -Wunknown-pragmas" +AC_COMPILE_IFELSE([AC_LANG_SOURCE([ + struct __attribute__((warn_unused)) dummy {}; + ])], [ + AC_DEFINE([HAVE_GCC_ATTRIBUTE_WARN_UNUSED],[1]) + AC_MSG_RESULT([yes]) + ], [AC_MSG_RESULT([no])]) +CXXFLAGS=$save_CXXFLAGS +AC_LANG_POP([C++]) + AC_SUBST(HAVE_GCC_AVX) AC_SUBST(HAVE_GCC_STACK_PROTECTOR_STRONG) AC_SUBST(HAVE_GCC_BUILTIN_ATOMIC) |