[PATCH] D15524: [GCC] Attribute ifunc support in clang

[John McCall via cfe-commits]

rjmccall added inline comments.

================
Comment at: include/clang/Basic/AttrDocs.td:2371
@@ +2370,3 @@
+
+Not all targets support this attribute.  ELF targets support this attribute when using binutils v2.20.1 or higher and glibc v2.11.1 or higher.  Non-ELF targets currently do not support this attribute.
+  }];
----------------
echristo wrote:
> Probably better to say linux fwiw and not ELF.
The validation code in Sema is checking for an ELF target.  If the restriction is more precise than that, then we should make a TargetInfo callback.  Do the BSDs and other ELF targets not use binutils/glibc?


http://reviews.llvm.org/D15524