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205b641954
input filename so that opt doesn't print the input filename in the output so that grep lines in the tests don't unintentionally match strings in the input filename. llvm-svn: 81537
27 lines
635 B
LLVM
27 lines
635 B
LLVM
; This test checks to make sure that 'br X, Dest, Dest' is folded into
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; 'br Dest'. This can only happen after the 'Z' block is eliminated. This is
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; due to the fact that the SimplifyCFG function does not use
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; the ConstantFoldTerminator function.
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; RUN: opt < %s -simplifycfg -S | \
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; RUN: not grep {br i1 %c2}
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declare void @noop()
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define i32 @test(i1 %c1, i1 %c2) {
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call void @noop( )
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br i1 %c1, label %A, label %Y
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A: ; preds = %0
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call void @noop( )
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br i1 %c2, label %Z, label %X
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Z: ; preds = %A
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br label %X
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X: ; preds = %Y, %Z, %A
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call void @noop( )
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ret i32 0
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Y: ; preds = %0
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call void @noop( )
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br label %X
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}
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