1; REQUIRES: asserts 2; RUN: llc < %s -mtriple=x86_64-apple-darwin11 -relocation-model=pic -disable-fp-elim -stats 2>&1 | not grep ext-opt 3 4define fastcc i8* @S_scan_str(i8* %start, i32 %keep_quoted, i32 %keep_delims) nounwind ssp { 5entry: 6 switch i8 undef, label %bb6 [ 7 i8 9, label %bb5 8 i8 32, label %bb5 9 i8 10, label %bb5 10 i8 13, label %bb5 11 i8 12, label %bb5 12 ] 13 14bb5: ; preds = %entry, %entry, %entry, %entry, %entry 15 br label %bb6 16 17bb6: ; preds = %bb5, %entry 18 br i1 undef, label %bb7, label %bb9 19 20bb7: ; preds = %bb6 21 unreachable 22 23bb9: ; preds = %bb6 24 %0 = load i8* undef, align 1 ; <i8> [#uses=3] 25 br i1 undef, label %bb12, label %bb10 26 27bb10: ; preds = %bb9 28 br i1 undef, label %bb12, label %bb11 29 30bb11: ; preds = %bb10 31 unreachable 32 33bb12: ; preds = %bb10, %bb9 34 br i1 undef, label %bb13, label %bb14 35 36bb13: ; preds = %bb12 37 store i8 %0, i8* undef, align 1 38 %1 = zext i8 %0 to i32 ; <i32> [#uses=1] 39 br label %bb18 40 41bb14: ; preds = %bb12 42 br label %bb18 43 44bb18: ; preds = %bb14, %bb13 45 %termcode.0 = phi i32 [ %1, %bb13 ], [ undef, %bb14 ] ; <i32> [#uses=2] 46 %2 = icmp eq i8 %0, 0 ; <i1> [#uses=1] 47 br i1 %2, label %bb21, label %bb19 48 49bb19: ; preds = %bb18 50 br i1 undef, label %bb21, label %bb20 51 52bb20: ; preds = %bb19 53 br label %bb21 54 55bb21: ; preds = %bb20, %bb19, %bb18 56 %termcode.1 = phi i32 [ %termcode.0, %bb18 ], [ %termcode.0, %bb19 ], [ undef, %bb20 ] ; <i32> [#uses=0] 57 unreachable 58} 59