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| author | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2014-10-09 22:25:01 -0500 |
|---|---|---|
| committer | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2014-10-09 23:32:54 -0400 |
| commit | 4f47bb8c5e5f234c614dc14532a9483328e61002 (patch) | |
| tree | 1ccb0e58a1734a1b476b3988afcdff38775441ac /configure.ac | |
| parent | afea8d3853d0f76b3845729ff00e75d281f43a1b (diff) | |
build-sys: use -Wno-typedef-redefinition only for clang
Our checks for -Wno-xxx switches do not work with gcc [1].
[1] https://gcc.gnu.org/wiki/FAQ#wnowarning
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac index caf1f0e54..d04f6f464 100644 --- a/configure.ac +++ b/configure.ac @@ -183,7 +183,6 @@ CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\ -Wno-unused-parameter \ -Wno-missing-field-initializers \ -Wno-unused-result \ - -Wno-typedef-redefinition \ -Werror=overflow \ -Wdate-time \ -Wnested-externs \ @@ -198,6 +197,11 @@ CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\ -fstack-protector-strong \ -fPIE \ --param=ssp-buffer-size=4]) + +AS_CASE([$CC], [*clang*], + [CC_CHECK_FLAGS_APPEND([with_cppflags], [CPPFLAGS], [\ + -Wno-typedef-redefinition])]) + AS_CASE([$CFLAGS], [*-O[[12345\ ]]*], [CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\ -flto -ffat-lto-objects])], |