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| author | Stephan Bergmann <sbergman@redhat.com> | 2017-02-23 12:50:19 +0100 |
|---|---|---|
| committer | Stephan Bergmann <sbergman@redhat.com> | 2017-02-23 12:50:19 +0100 |
| commit | cd23b010a2531c86ee7ec70c80ca6afb01f85ab8 (patch) | |
| tree | 36f1cb07d6afdb39f03e73c599d25c19eed535c7 /configure.ac | |
| parent | f89f9aa6adcc5af5adff7ba1c589734c73ed80ab (diff) | |
Don't check HAVE_GCC_ATTRIBUTE_WARN_UNUSED on MSVC
...where -Werror -Wunknown-pragmas command line arguments will trivially make
the test always fail, anyway
Change-Id: Iae5534054331d41508f39d5cf141803ab5bc8ba7
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/configure.ac b/configure.ac index d7532cbb9e3d..7f2bfb7efa6e 100644 --- a/configure.ac +++ b/configure.ac @@ -6041,20 +6041,20 @@ if test "$GCC" = "yes" -o "$COM_IS_CLANG" = TRUE; then AC_MSG_RESULT([yes])]) CXXFLAGS=$save_CXXFLAGS 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_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++]) +fi AC_SUBST(HAVE_GCC_AVX) AC_SUBST(HAVE_GCC_STACK_PROTECTOR_STRONG) |