34 lines
758 B
LLVM
34 lines
758 B
LLVM
; RUN: opt < %s -simplifycfg -S | not grep unreachable
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define void @test1(i1 %C, i1* %BP) {
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br i1 %C, label %T, label %F
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T: ; preds = %0
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store i1 %C, i1* %BP
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unreachable
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F: ; preds = %0
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ret void
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}
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define void @test2() {
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invoke void @test2( )
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to label %N unwind label %U
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U: ; preds = %0
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unreachable
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N: ; preds = %0
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ret void
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}
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define i32 @test3(i32 %v) {
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switch i32 %v, label %default [
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i32 1, label %U
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i32 2, label %T
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]
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default: ; preds = %0
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ret i32 1
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U: ; preds = %0
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unreachable
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T: ; preds = %0
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ret i32 2
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}
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