[llvm] [VectorCombine] fix division by zero in foldSelectShuffle (PR #156779)

[Yingwei Zheng via llvm-commits]

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@@ -0,0 +1,21 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
+; RUN: opt -passes=vector-combine -S < %s | FileCheck %s
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dtcxzyw wrote:

```suggestion
; RUN: opt -passes=vector-combine -mtriple=nvptx-- -S < %s | FileCheck %s
```

https://github.com/llvm/llvm-project/pull/156779