; RUN: opt < %s -basicaa -gvn -S | grep strlen | count 2 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" target triple = "i386-apple-darwin9" define i32 @test(i32 %g, i8* %P) nounwind { entry: %tmp2 = call i32 @strlen( i8* %P ) nounwind readonly ; <i32> [#uses=1] %tmp3 = icmp eq i32 %tmp2, 100 ; <i1> [#uses=1] %tmp34 = zext i1 %tmp3 to i8 ; <i8> [#uses=1] %toBool = icmp ne i8 %tmp34, 0 ; <i1> [#uses=1] br i1 %toBool, label %bb, label %bb6 bb: ; preds = %entry br label %bb27 bb6: ; preds = %entry %tmp8 = add i32 %g, 42 ; <i32> [#uses=2] %tmp10 = call i32 @strlen( i8* %P ) nounwind readonly ; <i32> [#uses=1] %tmp11 = icmp eq i32 %tmp10, 100 ; <i1> [#uses=1] %tmp1112 = zext i1 %tmp11 to i8 ; <i8> [#uses=1] %toBool13 = icmp ne i8 %tmp1112, 0 ; <i1> [#uses=1] br i1 %toBool13, label %bb14, label %bb16 bb14: ; preds = %bb6 br label %bb27 bb16: ; preds = %bb6 %tmp18 = mul i32 %tmp8, 2 ; <i32> [#uses=1] %tmp20 = call i32 @strlen( i8* %P ) nounwind readonly ; <i32> [#uses=1] %tmp21 = icmp eq i32 %tmp20, 100 ; <i1> [#uses=1] %tmp2122 = zext i1 %tmp21 to i8 ; <i8> [#uses=1] %toBool23 = icmp ne i8 %tmp2122, 0 ; <i1> [#uses=1] br i1 %toBool23, label %bb24, label %bb26 bb24: ; preds = %bb16 br label %bb27 bb26: ; preds = %bb16 br label %bb27 bb27: ; preds = %bb26, %bb24, %bb14, %bb %tmp.0 = phi i32 [ 11, %bb26 ], [ %tmp18, %bb24 ], [ %tmp8, %bb14 ], [ %g, %bb ] ; <i32> [#uses=1] br label %return return: ; preds = %bb27 ret i32 %tmp.0 } declare i32 @strlen(i8*) nounwind readonly