diff --git a/test/Transforms/IndVarsSimplify/2007-01-06-TripCount.ll b/test/Transforms/IndVarsSimplify/2007-01-06-TripCount.ll new file mode 100644 index 00000000000..23942c256f0 --- /dev/null +++ b/test/Transforms/IndVarsSimplify/2007-01-06-TripCount.ll @@ -0,0 +1,53 @@ +; RUN: llvm-as < %s | opt -indvars -disable-output && +; RUN: llvm-as < %s | opt -indvars | llvm-dis | not grep 'ret i32 0' +; PR1015 + +target datalayout = "e-p:32:32" +target endian = little +target pointersize = 32 +target triple = "i686-apple-darwin8" +%foo = internal constant [5 x i8] c"\00abc\00" ; <[5 x i8]*> [#uses=1] +%str = internal constant [4 x i8] c"%d\0A\00" ; <[4 x i8]*> [#uses=1] + +implementation ; Functions: + +define i32 %test(i32 %J) { +entry: + br label %bb2 + +bb: ; preds = %cond_next, %cond_true + %tmp1 = add i32 %i.0, 1 ; [#uses=1] + br label %bb2 + +bb2: ; preds = %bb, %entry + %i.0 = phi i32 [ 0, %entry ], [ %tmp1, %bb ] ; [#uses=4] + %tmp = icmp eq i32 %i.0, 0 ; [#uses=1] + br bool %tmp, label %cond_true, label %cond_next + +cond_true: ; preds = %bb2 + br label %bb + +cond_next: ; preds = %bb2 + %tmp = getelementptr [5 x i8]* %foo, i32 0, i32 %i.0 ; [#uses=1] + %tmp = load i8* %tmp ; [#uses=1] + %tmp5 = icmp eq i8 %tmp, 0 ; [#uses=1] + br bool %tmp5, label %bb6, label %bb + +bb6: ; preds = %cond_next + br label %return + +return: ; preds = %bb6 + ret i32 %i.0 +} + +define void %main() { +entry: + %tmp = call i32 %test( i32 0 ) ; [#uses=1] + %tmp1 = call i32 (i8*, ...)* %printf( i8* getelementptr ([4 x i8]* %str, i32 0, i32 0), i32 %tmp ) ; [#uses=0] + br label %return + +return: ; preds = %entry + ret void +} + +declare i32 %printf(i8*, ...)