[llvm] [InstCombine] Drop UB-implying attrs/metadata after speculating an instruction (PR #85542)

[Nikita Popov via llvm-commits]

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@@ -0,0 +1,44 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
+; RUN: opt -S -passes=instcombine < %s | FileCheck %s
+
+define i8 @test_drop_noundef(i1 %cond, i8 %val) {
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nikic wrote:

Can you please add the test next to other tests for this fold? I think they're in intrinsic-select.ll.

https://github.com/llvm/llvm-project/pull/85542