From c6677be53bd41e7e9a208fb0c1c9135605c761cb Mon Sep 17 00:00:00 2001
From: Andrew Kelley <andrew@ziglang.org>
Date: Sun, 18 Aug 2024 14:55:24 -0700
Subject: [PATCH] llvm: disable instrumentation in naked functions

closes #21130
---
 src/codegen/llvm.zig | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/codegen/llvm.zig b/src/codegen/llvm.zig
index acceea175a..750e137179 100644
--- a/src/codegen/llvm.zig
+++ b/src/codegen/llvm.zig
@@ -1380,7 +1380,8 @@ pub const Object = struct {
         } else {
             _ = try attributes.removeFnAttr(.sanitize_thread);
         }
-        if (owner_mod.fuzz and !func_analysis.disable_instrumentation) {
+        const is_naked = fn_info.cc == .Naked;
+        if (owner_mod.fuzz and !func_analysis.disable_instrumentation and !is_naked) {
             try attributes.addFnAttr(.optforfuzzing, &o.builder);
             _ = try attributes.removeFnAttr(.skipprofile);
             _ = try attributes.removeFnAttr(.nosanitize_coverage);