[llvm] [SEH] Redirect test output to /dev/null (PR #77784)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-x86

Author: None (HaohaiWen)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/77784.diff


1 Files Affected:

- (modified) llvm/test/CodeGen/X86/windows-seh-EHa-PreserveCFG.ll (+1-1) 


``````````diff
diff --git a/llvm/test/CodeGen/X86/windows-seh-EHa-PreserveCFG.ll b/llvm/test/CodeGen/X86/windows-seh-EHa-PreserveCFG.ll
index 38461dcbe53f34..edd53b6eb9ad61 100644
--- a/llvm/test/CodeGen/X86/windows-seh-EHa-PreserveCFG.ll
+++ b/llvm/test/CodeGen/X86/windows-seh-EHa-PreserveCFG.ll
@@ -1,4 +1,4 @@
-; RUN: llc -mtriple=x86_64-pc-windows-msvc %s
+; RUN: llc -mtriple=x86_64-pc-windows-msvc %s -o /dev/null
 define dso_local void @main(ptr %addr, ptr %src, ptr %dst) personality ptr @__CxxFrameHandler3 !dbg !11 {
 entry:
   %tmp0 = load float, ptr %src

``````````

</details>


https://github.com/llvm/llvm-project/pull/77784