[clang] [compiler-rt] [PGO][Offload] Hide GPU entrypoint on Darwin (PR #132966)

[Joseph Huber via llvm-commits]

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@@ -1273,13 +1273,11 @@ COMPILER_RT_VISIBILITY int __llvm_profile_set_file_object(FILE *File,
   return 0;
 }
 
-int __llvm_write_custom_profile(const char *Target,
-                                const __llvm_profile_data *DataBegin,
-                                const __llvm_profile_data *DataEnd,
-                                const char *CountersBegin,
-                                const char *CountersEnd, const char *NamesBegin,
-                                const char *NamesEnd,
-                                const uint64_t *VersionOverride) {
+COMPILER_RT_GPU_ENTRYPOINT int __llvm_write_custom_profile(
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jhuber6 wrote:

Would probably be more straightforward to just `ifdef` this whole block out on apple.

https://github.com/llvm/llvm-project/pull/132966