29 lines
744 B
LLVM
29 lines
744 B
LLVM
; RUN: opt < %s -passes=globalopt -S | FileCheck %s
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; CHECK: call void @Actual
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; Check that a comparison does not prevent an indirect call from being made
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; direct. The global will still remain, but indirect call elim is still good.
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@G = internal global ptr null ; <ptr> [#uses=2]
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define internal void @Actual() {
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ret void
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}
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define void @init() {
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store ptr @Actual, ptr @G
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ret void
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}
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define void @doit() {
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%FP = load ptr, ptr @G ; <ptr> [#uses=2]
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%CC = icmp eq ptr %FP, null ; <i1> [#uses=1]
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br i1 %CC, label %isNull, label %DoCall
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DoCall: ; preds = %0
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call void %FP( )
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ret void
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isNull: ; preds = %0
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ret void
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}
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