Mercurial > hg > Members > tobaru > cbc > CbC_llvm
comparison test/Assembler/2002-08-22-DominanceProblem.ll @ 0:95c75e76d11b
LLVM 3.4
| author | Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Thu, 12 Dec 2013 13:56:28 +0900 |
| parents | |
| children | 54457678186b |
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| -1:000000000000 | 0:95c75e76d11b |
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| 1 ; RUN: llvm-as %s -o /dev/null | |
| 2 | |
| 3 ; Dominance relationships is not calculated correctly for unreachable blocks, | |
| 4 ; which causes the verifier to barf on this input. | |
| 5 | |
| 6 define i32 @test(i1 %b) { | |
| 7 BB0: | |
| 8 ret i32 7 ; Loop is unreachable | |
| 9 | |
| 10 Loop: ; preds = %L2, %Loop | |
| 11 %B = phi i32 [ %B, %L2 ], [ %B, %Loop ] ;PHI has same value always. | |
| 12 br i1 %b, label %L2, label %Loop | |
| 13 | |
| 14 L2: ; preds = %Loop | |
| 15 br label %Loop | |
| 16 } | |
| 17 |