From 87819dba2708465d7de5a260fc75436a11dd0f79 Mon Sep 17 00:00:00 2001
From: Andrew Kelley <andrew@ziglang.org>
Date: Mon, 12 Sep 2022 23:16:38 -0700
Subject: [PATCH] libunwind: compile with -std=c11

I noticed that the upstream cmake script does this now.
---
 src/libunwind.zig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libunwind.zig b/src/libunwind.zig
index cc4029c6bf..2fe8b5e283 100644
--- a/src/libunwind.zig
+++ b/src/libunwind.zig
@@ -39,7 +39,7 @@ pub fn buildStaticLib(comp: *Compilation) !void {
 
         switch (Compilation.classifyFileExt(unwind_src)) {
             .c => {
-                try cflags.append("-std=c99");
+                try cflags.append("-std=c11");
             },
             .cpp => {
                 try cflags.appendSlice(&[_][]const u8{