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Commit 940bf6a4 authored by Rolf Eike Beer's avatar Rolf Eike Beer
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Tests/Module/WCDH: only use -Werror=undef compiler flag if actually supported

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Tests/Module/WriteCompilerDetectionHeader/CMakeLists.txt
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......@@ -68,7 +68,11 @@ if (CMAKE_C_COMPILE_FEATURES)
add_executable(C_undefined c_undefined.c)
set_property(TARGET C_undefined PROPERTY C_STANDARD 90)
target_compile_options(C_undefined PRIVATE -Werror=undef)
include(CheckCCompilerFlag)
check_c_compiler_flag(-Werror=undef use_error_undef)
if (use_error_undef)
target_compile_options(C_undefined PRIVATE -Werror=undef)
endif()
add_executable(WriteCompilerDetectionHeader_C main.c)
set_property(TARGET WriteCompilerDetectionHeader_C PROPERTY C_STANDARD 90)
......
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