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23 lines
449 B
LLVM
23 lines
449 B
LLVM
; RUN: llvm-as < %s | opt -ipsccp | llvm-dis | not grep global
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@G = internal global i32 undef ; <i32*> [#uses=5]
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define void @foo() {
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%X = load i32* @G ; <i32> [#uses=1]
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store i32 %X, i32* @G
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ret void
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}
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define i32 @bar() {
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%V = load i32* @G ; <i32> [#uses=2]
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%C = icmp eq i32 %V, 17 ; <i1> [#uses=1]
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br i1 %C, label %T, label %F
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T: ; preds = %0
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store i32 17, i32* @G
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ret i32 %V
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F: ; preds = %0
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store i32 123, i32* @G
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ret i32 0
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}
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