[compiler-rt] Fix detecting _Float16 support for secondary targets #16479
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…117813) It turns out we were not passing -m32 to the check_c_source_compiles() invocation since CMAKE_REQUIRE_FLAGS needs to be string separated list and we were passing a ;-separated CMake list which appears to be parsed by CMake as 'ignore all arguments beyond the first'. Fix this by transforming the list to a command line first. With this change, Clang 17 no longer claims to support _Float16 for i386.
bader
approved these changes
Dec 26, 2024
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Cherry pick of llvm/llvm-project@a4c8ef0, we need this for building with GCC 13.