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annotate test/Assembler/2002-08-22-DominanceProblem.ll @ 77:54457678186b LLVM3.6

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LLVM 3.6
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Mon, 08 Sep 2014 22:06:00 +0900
parents 95c75e76d11b
children
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; RUN: llvm-as %s -o /dev/null
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2 ; RUN: verify-uselistorder %s
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4 ; Dominance relationships is not calculated correctly for unreachable blocks,
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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5 ; which causes the verifier to barf on this input.
95c75e76d11b LLVM 3.4
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7 define i32 @test(i1 %b) {
95c75e76d11b LLVM 3.4
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8 BB0:
95c75e76d11b LLVM 3.4
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9 ret i32 7 ; Loop is unreachable
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11 Loop: ; preds = %L2, %Loop
95c75e76d11b LLVM 3.4
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12 %B = phi i32 [ %B, %L2 ], [ %B, %Loop ] ;PHI has same value always.
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13 br i1 %b, label %L2, label %Loop
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15 L2: ; preds = %Loop
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16 br label %Loop
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17 }
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