[llvm] 8aff0d9 - [test] Avoid writing test output to readonly dir (#166404)

[via llvm-commits]

Author: Jordan Rupprecht
Date: 2025-11-04T17:54:43Z
New Revision: 8aff0d99d6081355eeba2ed4e0a5484db0f4170b

URL: https://github.com/llvm/llvm-project/commit/8aff0d99d6081355eeba2ed4e0a5484db0f4170b
DIFF: https://github.com/llvm/llvm-project/commit/8aff0d99d6081355eeba2ed4e0a5484db0f4170b.diff

LOG: [test] Avoid writing test output to readonly dir (#166404)

Omitting `-o /dev/null` may try to write output to the current dir,
which may not have write permissions on some build systems.

This fixes the test added by #165737

Added: 
    

Modified: 
    llvm/test/CodeGen/NVPTX/cmpxchg-unsupported-syncscope.err.ll

Removed: 
    


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diff  --git a/llvm/test/CodeGen/NVPTX/cmpxchg-unsupported-syncscope.err.ll b/llvm/test/CodeGen/NVPTX/cmpxchg-unsupported-syncscope.err.ll
index d3853e2fdaa88..4d81fdc67736d 100644
--- a/llvm/test/CodeGen/NVPTX/cmpxchg-unsupported-syncscope.err.ll
+++ b/llvm/test/CodeGen/NVPTX/cmpxchg-unsupported-syncscope.err.ll
@@ -1,4 +1,4 @@
-; RUN: not llc -mcpu=sm_100a -mtriple=nvptx64 -mattr=+ptx86 %s 2>&1 | FileCheck %s
+; RUN: not llc -mcpu=sm_100a -mtriple=nvptx64 -mattr=+ptx86 %s -o /dev/null 2>&1 | FileCheck %s
 
 ; Test that we get a clear error message when using an unsupported syncscope.