[llvm] [lit] Preload ASan runtime for ld64 tests on arm64 too (PR #227873)

[via llvm-commits]

https://github.com/thetruestblue updated https://github.com/llvm/llvm-project/pull/227873

>From e6266b3bb6968d684f80d230b2dab36f5f054685 Mon Sep 17 00:00:00 2001
From: blueg <bgaston2 at apple.com>
Date: Wed, 30 Sep 2026 13:40:39 -0700
Subject: [PATCH] [lit] Preload ASan runtime for ld64 tests on arm64 too

get_asan_rtlib() only preloaded the runtime on x86 hosts. On arm64 this silently skipped the preload, so ASan-instrumented libLTO.dylib aborts when ld64 dlopen()s it.

rdar://188411900
---
 llvm/test/lit.cfg.py | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/llvm/test/lit.cfg.py b/llvm/test/lit.cfg.py
index 01fe48d86ed27..f988ac31eccfc 100644
--- a/llvm/test/lit.cfg.py
+++ b/llvm/test/lit.cfg.py
@@ -121,11 +121,7 @@
 
 
 def get_asan_rtlib():
-    if (
-        not "Address" in config.llvm_use_sanitizer
-        or not "Darwin" in config.target_os
-        or not "x86" in config.host_triple
-    ):
+    if not "Address" in config.llvm_use_sanitizer or not "Darwin" in config.target_os:
         return ""
     try:
         import glob