diff options
| author | Dan Albert <danalbert@google.com> | 2015-02-05 01:33:15 +0000 |
|---|---|---|
| committer | Dan Albert <danalbert@google.com> | 2015-02-05 01:33:15 +0000 |
| commit | 1885bb633636c3c4e09cf7e02014c477cd420a73 (patch) | |
| tree | de6452f59bb63272506e5a0e6dc2ef3a8c8f3533 /libcxxabi/cmake | |
| parent | b87b7eede082d47aeec5218c16749301724f5a6f (diff) | |
Enable -Wundef.
The problem that caused the need for http://reviews.llvm.org/D7419 was
caused by testing the value of something that was undefined. This
should prevent that in the future.
Diffstat (limited to 'libcxxabi/cmake')
| -rw-r--r-- | libcxxabi/cmake/config-ix.cmake | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/libcxxabi/cmake/config-ix.cmake b/libcxxabi/cmake/config-ix.cmake index b6ee40f8d66..2fea2cd9bf5 100644 --- a/libcxxabi/cmake/config-ix.cmake +++ b/libcxxabi/cmake/config-ix.cmake @@ -25,6 +25,7 @@ check_cxx_compiler_flag(-Wsign-compare LIBCXXABI_HAS_WSIGN_COMPARE_FLAG) check_cxx_compiler_flag(-Wshadow LIBCXXABI_HAS_WSHADOW_FLAG) check_cxx_compiler_flag(-Wconversion LIBCXXABI_HAS_WCONVERSION_FLAG) check_cxx_compiler_flag(-Wnewline-eof LIBCXXABI_HAS_WNEWLINE_EOF_FLAG) +check_cxx_compiler_flag(-Wundef LIBCXXABI_HAS_WUNDEF_FLAG) check_cxx_compiler_flag(-pedantic LIBCXXABI_HAS_PEDANTIC_FLAG) check_cxx_compiler_flag(-Werror LIBCXXABI_HAS_WERROR_FLAG) check_cxx_compiler_flag(-Wno-error LIBCXXABI_HAS_WNO_ERROR_FLAG) |