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| author | Brad King <brad.king@kitware.com> | 2017-09-19 13:24:20 (GMT) |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2017-09-19 13:25:30 (GMT) |
| commit | 71b65abca26a7f2ad441235c2eacb8164c512b11 (patch) | |
| tree | baaf7c394fffae9ead9f2c66401a41376cb98820 /Source/Checks/cm_cxx_features.cmake | |
| parent | eb3abf8b2ba514cec7d882bcde9d136fa3e023b7 (diff) | |
| download | CMake-71b65abca26a7f2ad441235c2eacb8164c512b11.zip CMake-71b65abca26a7f2ad441235c2eacb8164c512b11.tar.gz CMake-71b65abca26a7f2ad441235c2eacb8164c512b11.tar.bz2 | |
C++ feature checks: Filter out warnings caused by user flags
Filter out `-Winvalid-command-line-argument` warnings from Clang (that
can be caused by user-specified flags) so that they do not break our
checks for C++ feature availability.
Diffstat (limited to 'Source/Checks/cm_cxx_features.cmake')
| -rw-r--r-- | Source/Checks/cm_cxx_features.cmake | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Source/Checks/cm_cxx_features.cmake b/Source/Checks/cm_cxx_features.cmake index 2dfd695..2c39cbe 100644 --- a/Source/Checks/cm_cxx_features.cmake +++ b/Source/Checks/cm_cxx_features.cmake @@ -17,6 +17,8 @@ function(cm_check_cxx_feature name) set(check_output "${OUTPUT}") # Filter out MSBuild output that looks like a warning. string(REGEX REPLACE " +0 Warning\\(s\\)" "" check_output "${check_output}") + # Filter out warnings caused by user flags. + string(REGEX REPLACE "[^\n]*warning:[^\n]*-Winvalid-command-line-argument[^\n]*" "" check_output "${check_output}") # If using the feature causes warnings, treat it as broken/unavailable. if(check_output MATCHES "[Ww]arning") set(CMake_HAVE_CXX_${FEATURE} OFF CACHE INTERNAL "TRY_COMPILE" FORCE) |