[libc-commits] [libc] [libc] Fix ucontext_t and mcontext_t for C compliance (PR #192648)

Schrodinger ZHU Yifan via libc-commits libc-commits at lists.llvm.org
Fri Apr 17 08:32:55 PDT 2026


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@@ -34,7 +34,7 @@ typedef struct alignas(16) ucontext_t {
   // provide space here for the FP state, and the pointer in uc_mcontext
   // can be set to point here. 64 long ints provide 512 bytes, which is
   // the size required for FXSAVE.
-  alignas(16) long int __fpregs_mem[64];
+  _Alignas(16) long int __fpregs_mem[64];
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SchrodingerZhu wrote:

Oh, I see, Then it would be okay then.

https://github.com/llvm/llvm-project/pull/192648


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