[libc-commits] [libc] [libc][setjmp][x86] implement setjmp in terms of out of line asm (PR #88157)

[Nick Desaulniers via libc-commits]

================
@@ -0,0 +1,50 @@
+//===-- Implementation of setjmp --------------------------------*- ASM -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#define paste(ns) _ZN22 ## ns ## 6setjmpEP9__jmp_buf
----------------
nickdesaulniers wrote:

> an extern C name which includes the expansion of LIBC_NAMESPACE in the name

I'm sorry I don't follow the suggestion. Can you please "break out the crayons" for me?

https://github.com/llvm/llvm-project/pull/88157