[libc-commits] [libc] Supporting stack protectors in linux x86-64 (PR #66456)

[via libc-commits]

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@@ -76,6 +81,16 @@ void init_tls(TLSDescriptor &tls_descriptor) {
   __llvm_libc::inline_memcpy(reinterpret_cast<char *>(tlsAddr),
                              reinterpret_cast<const char *>(app.tls.address),
                              app.tls.init_size);
+  uintptr_t *stackGuardAddr = reinterpret_cast<uintptr_t *>(endPtr + 40);
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lntue wrote:

If this needs to be the default, then can you wrap this under a config option `LIBC_NO_STACK_PROTECTORS` so that the users can disable it if they want to.  Thanks,

https://github.com/llvm/llvm-project/pull/66456