From 8e826775fb9c20076354040340cba1a7fa81643c Mon Sep 17 00:00:00 2001
From: Elliott Hughes <enh@google.com>
Date: Wed, 9 Nov 2022 16:38:00 +0000
Subject: [PATCH] Use the same union in riscv64's ucontext.

We don't need this (any more than arm64 does), because riscv64 is too
new to have had a too-small sigset_t, but it's useful for source code
compatibility with code that needs to build on arm32/x86 too.

Test: treehugger
Change-Id: Ied5f64d9094bc7d31c059f82f9e4ffe9b8ca4061
---
 libc/include/sys/ucontext.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/libc/include/sys/ucontext.h b/libc/include/sys/ucontext.h
index 72b8adbf0..8e5873d03 100644
--- a/libc/include/sys/ucontext.h
+++ b/libc/include/sys/ucontext.h
@@ -366,7 +366,10 @@ typedef struct ucontext_t {
   unsigned long uc_flags;
   struct ucontext_t* uc_link;
   stack_t uc_stack;
-  sigset_t uc_sigmask;
+  union {
+    sigset_t uc_sigmask;
+    sigset64_t uc_sigmask64;
+  };
   /* The kernel adds extra padding here to allow sigset_t to grow. */
   char __padding[128 - sizeof(sigset_t)];
   mcontext_t uc_mcontext;