[llvm] [InstCombine] Fold logic of zero-checks to multiplication for MinSize (PR #171805)

[Matt Arsenault via llvm-commits]

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@@ -0,0 +1,57 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -mtriple=riscv64 -mattr=+m -verify-machineinstrs < %s \
+; RUN:   | FileCheck %s
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arsenm wrote:

```suggestion
; RUN: llc -mtriple=riscv64 -mattr=+m < %s  | FileCheck %s
```

https://github.com/llvm/llvm-project/pull/171805