[llvm] [InstCombine] Avoid infinite loop when negating phi nodes (PR #104581)

[Nikita Popov via llvm-commits]

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@@ -0,0 +1,24 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
+; RUN: opt -S -passes=instcombine < %s | FileCheck %s
+
+target datalayout = "e-m:e-p:64:64-i64:64-i128:128-n32:64-S128"
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nikic wrote:

Needed?

https://github.com/llvm/llvm-project/pull/104581