forked from OSchip/llvm-project
27 lines
812 B
LLVM
27 lines
812 B
LLVM
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; RUN: opt -loop-rotate -enable-mssa-loop-dependency %s -S | FileCheck %s
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; REQUIRES: asserts
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; Check that loop rotate keeps proper mapping between cloned instructions,
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; otherwise, MemorySSA will assert.
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; CHECK-LABEL: @f
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define void @f() {
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entry:
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br label %for.body16
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for.cond.cleanup15: ; preds = %for.body16
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ret void
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for.body16: ; preds = %for.body16.for.body16_crit_edge, %entry
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%call.i = tail call float @expf(float 0.000000e+00) #1
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%0 = load float*, float** undef, align 8
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br i1 undef, label %for.cond.cleanup15, label %for.body16.for.body16_crit_edge
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for.body16.for.body16_crit_edge: ; preds = %for.body16
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%.pre = load float, float* undef, align 8
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br label %for.body16
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}
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declare float @expf(float)
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