[libc] [llvm] [libc][OSUtil] refactor quick_exit to be an object library everywhere (PR #85955)

[Joseph Huber via llvm-commits]

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@@ -22,14 +17,12 @@ namespace LIBC_NAMESPACE {
 #ifdef LIBC_TARGET_ARCH_IS_X86
 __attribute__((no_stack_protector))
 #endif
-LIBC_INLINE void
-quick_exit(int status) {
+__attribute__((noreturn))
+void quick_exit(int status) {
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jhuber6 wrote:

Yeah, probably should've been more clear. This will work fine if you require runtimes builds of `clang` since it has the change, but not with the minimum clang version we support.

https://github.com/llvm/llvm-project/pull/85955