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CMake: add GCC 9.2 -Wabsolute-value warning

This commit is contained in:
Campbell Barton 2019-10-07 12:20:49 +11:00
parent fae0685113
commit 805ba9fc81
1 changed files with 4 additions and 1 deletions
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5
CMakeLists.txt
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@ -1395,13 +1395,16 @@ if(CMAKE_COMPILER_IS_GNUCC)
ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_LOGICAL_OP -Wlogical-op)
ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNDEF -Wundef)
ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_INIT_SELF -Winit-self) # needs -Wuninitialized
ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_NULL -Wnonnull) # C only
ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_MISSING_INCLUDE_DIRS -Wmissing-include-dirs)
ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_DIV_BY_ZERO -Wno-div-by-zero)
ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_TYPE_LIMITS -Wtype-limits)
ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_FORMAT_SIGN -Wformat-signedness)
ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_RESTRICT -Wrestrict)
# C-only.
ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_NO_NULL -Wnonnull)
ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ABSOLUTE_VALUE -Wabsolute-value)
# gcc 4.2 gives annoying warnings on every file with this
if(NOT "${CMAKE_C_COMPILER_VERSION}" VERSION_LESS "4.3")
ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_UNINITIALIZED -Wuninitialized)