[llvm] 61d6f4e - [InstCombine] Add reference to PR52397 to help with triage

[Simon Pilgrim via llvm-commits]

Author: Simon Pilgrim
Date: 2021-11-04T13:00:42Z
New Revision: 61d6f4e60af0e18693cc200e47511cb91450690e

URL: https://github.com/llvm/llvm-project/commit/61d6f4e60af0e18693cc200e47511cb91450690e
DIFF: https://github.com/llvm/llvm-project/commit/61d6f4e60af0e18693cc200e47511cb91450690e.diff

LOG: [InstCombine] Add reference to PR52397 to help with triage

rG1e5f814302f8 added the test case, I've added PR52397 to the comment to help keep track of the source of the bug

Added: 
    

Modified: 
    llvm/test/Transforms/InstCombine/xor-ashr.ll

Removed: 
    


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diff  --git a/llvm/test/Transforms/InstCombine/xor-ashr.ll b/llvm/test/Transforms/InstCombine/xor-ashr.ll
index 7ec863fd119c..a4da030ac6c5 100644
--- a/llvm/test/Transforms/InstCombine/xor-ashr.ll
+++ b/llvm/test/Transforms/InstCombine/xor-ashr.ll
@@ -90,7 +90,7 @@ define i8 @wrongimm(i16 %add) {
   ret i8 %x
 }
 
-; Some of the lanes of the xor/ashr are unused, becoming poison.
+; PR52397 Some of the lanes of the xor/ashr are unused, becoming poison.
 define <4 x i32> @vectorpoison(<6 x i32> %0) {
 ; CHECK-LABEL: @vectorpoison(
 ; CHECK-NEXT:  entry: