================
@@ -116,6 +116,9 @@ void HexagonTargetInfo::getTargetDefines(const LangOptions
&Opts,
Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2");
Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4");
Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8");
+
+ if (Opts.CPlusPlus)
+ Builder.defineMacro("_GNU_SOURCE");
----------------
androm3da wrote:
> I am following what ARM did in `clang/lib/Basic/Targets/ARM.cpp`
That's not accurate: those ones are guarded by `getTriple().getOS() ==
llvm::Triple::UnknownOS` and the ARM EABI but this one in Hexagon.cpp is not.
https://github.com/llvm/llvm-project/pull/201599
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