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enable_language (CXX)
include(CheckCXXSourceCompiles)
set(CXX 1) # test that this is tolerated
check_cxx_source_compiles("I don't build" SHOULD_FAIL)
if(SHOULD_FAIL)
message(SEND_ERROR "invalid CXX source didn't fail.")
endif()
check_cxx_source_compiles([=[
#include <vector>
int main() {
return 0;
}
]=]
SHOULD_BUILD)
if(NOT SHOULD_BUILD)
message(SEND_ERROR "Test fail for valid CXX source.")
endif()
CHECK_CXX_SOURCE_COMPILES("void l(char const (&x)[2]){}; int main() { l(\"\\\\n\"); return 0;}"
SHOULD_BUILD_COMPLEX)
if(NOT SHOULD_BUILD_COMPLEX)
message(SEND_ERROR "Test fail for valid CXX complex source.")
endif()
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