04b944e230
The only interesting test change is in @PR31262, where the following fold is now performed, while it previously was not: https://alive2.llvm.org/ce/z/a5Qmr6 llvm/test/Transforms/InstSimplify/ConstProp/gep.ll has not been updated, because there is a tradeoff between folding and inrange preservation there that we may want to discuss. Updates have been performed using: https://gist.github.com/nikic/98357b71fd67756b0f064c9517b62a34
33 lines
750 B
LLVM
33 lines
750 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -passes=instsimplify
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; instsimplify pass should explicitly require DominatorTreeAnalysis
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; This test will segfault if DominatorTree is not available
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target triple = "x86_64-grtev4-linux-gnu"
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; Function Attrs: nounwind uwtable
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define void @foo(ptr) #1 align 2 {
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br i1 undef, label %exit, label %2
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; <label>:2:
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%3 = tail call ptr @_Znwm(i64 56) #10
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%4 = bitcast ptr %3 to ptr
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%p = load ptr, ptr undef, align 8
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%5 = icmp eq ptr %p, %4
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br i1 %5, label %exit, label %6
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; <label>:6:
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%7 = icmp eq ptr %p, null
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br i1 %7, label %exit, label %8
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; <label>:8:
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br label %exit
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exit:
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ret void
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}
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; Function Attrs: nobuiltin
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declare ptr @_Znwm(i64)
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