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add werror flags when making a debug build using llvm (#4338)

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this would get bugs like
https://github.com/Cockatrice/Cockatrice/pull/4337
get signalled earlier to us
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ebbit1q 2021-05-10 08:11:40 +02:00 committed by GitHub
parent 8fb561b4c4
commit 890810f5b9
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1 changed files with 5 additions and 1 deletions
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6
CMakeLists.txt
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@ -134,7 +134,11 @@ ELSEIF (CMAKE_COMPILER_IS_GNUCXX)
ELSE()
# other: osx/llvm, bsd/llvm
set(CMAKE_CXX_FLAGS_RELEASE "-O2")
set(CMAKE_CXX_FLAGS_DEBUG "-g -O0")
if(WARNING_AS_ERROR)
set(CMAKE_CXX_FLAGS_DEBUG "-g -O0 -Wall -Wextra -Werror")
else()
set(CMAKE_CXX_FLAGS_DEBUG "-g -O0 -Wall -Wextra")
endif()
ENDIF()
# GNU systems need to define the Mersenne exponent for the RNG to compile w/o warning