diff options
Diffstat (limited to 'test/Transforms/SCCP/2003-06-24-OverdefinedPHIValue.ll')
| -rw-r--r-- | test/Transforms/SCCP/2003-06-24-OverdefinedPHIValue.ll | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/test/Transforms/SCCP/2003-06-24-OverdefinedPHIValue.ll b/test/Transforms/SCCP/2003-06-24-OverdefinedPHIValue.ll new file mode 100644 index 0000000..fd4713a --- /dev/null +++ b/test/Transforms/SCCP/2003-06-24-OverdefinedPHIValue.ll @@ -0,0 +1,34 @@ +; RUN: llvm-upgrade < %s | llvm-as | opt -sccp -simplifycfg | llvm-dis | \ +; RUN: not grep then: + +void %cprop_test11(int* %data.1) { +entry: ; No predecessors! + %tmp.1 = load int* %data.1 ; <int> [#uses=3] + %tmp.41 = setgt int %tmp.1, 1 ; <bool> [#uses=1] + br bool %tmp.41, label %no_exit, label %loopexit + +no_exit: ; preds = %entry, %then, %endif + %j.0 = phi int [ %j.0, %endif ], [ %i.0, %then ], [ 1, %entry ] ; <int> [#uses=3] + %i.0 = phi int [ %inc, %endif ], [ %inc1, %then ], [ 1, %entry ] ; <int> [#uses=4] + %tmp.8.not = cast int %j.0 to bool ; <bool> [#uses=1] + br bool %tmp.8.not, label %endif, label %then + +then: ; preds = %no_exit + %inc1 = add int %i.0, 1 ; <int> [#uses=3] + %tmp.42 = setlt int %inc1, %tmp.1 ; <bool> [#uses=1] + br bool %tmp.42, label %no_exit, label %loopexit + +endif: ; preds = %no_exit + %inc = add int %i.0, 1 ; <int> [#uses=3] + %tmp.4 = setlt int %inc, %tmp.1 ; <bool> [#uses=1] + br bool %tmp.4, label %no_exit, label %loopexit + +loopexit: ; preds = %entry, %endif, %then + %j.1 = phi int [ 1, %entry ], [ %j.0, %endif ], [ %i.0, %then ] ; <int> [#uses=1] + %i.1 = phi int [ 1, %entry ], [ %inc, %endif ], [ %inc1, %then ] ; <int> [#uses=1] + %tmp.17 = getelementptr int* %data.1, long 1 ; <int*> [#uses=1] + store int %j.1, int* %tmp.17 + %tmp.23 = getelementptr int* %data.1, long 2 ; <int*> [#uses=1] + store int %i.1, int* %tmp.23 + ret void +} |