[libc-commits] [libc] [libc] Allow each function can have extra attributes by defining LLVM_LIBC_FUNCTION_ATTR_func macro. (PR #116160)

[Alexey Samsonov via libc-commits]

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@@ -21,9 +21,24 @@
 #define LLVM_LIBC_FUNCTION_ATTR
 #endif
 
+// Allow each function `func` can have extra attributes specified by defining:
+// `LLVM_LIBC_FUNCTION_ATTR_func` macro, which should always start with
+// "LLVM_LIBC_EMPTY,"
+//
+// For example:
+// #define LLVM_LIBC_FUNCTION_ATTR_memcpy LLVM_LIBC_EMPTY, __attribute__((weak))
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vonosmas wrote:

Should this be `LLVM_LIBC_EMPTY,__attribute__((weak))` (w/o space)?

If not, use `"LLVM_LIBC_EMPTY, "` on line 26 above.

https://github.com/llvm/llvm-project/pull/116160