1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -S -structurizecfg %s -o - | FileCheck %s 3 4; CHECK-NOT: br i1 true 5 6define void @blam(ptr addrspace(1) nocapture %arg, float %arg1, float %arg2) { 7; CHECK-LABEL: @blam( 8; CHECK-NEXT: bb: 9; CHECK-NEXT: br label [[BB3:%.*]] 10; CHECK: bb3: 11; CHECK-NEXT: [[TMP:%.*]] = phi i64 [ 0, [[BB:%.*]] ], [ [[TMP2:%.*]], [[FLOW1:%.*]] ] 12; CHECK-NEXT: [[TMP4:%.*]] = fcmp ult float [[ARG1:%.*]], 3.500000e+00 13; CHECK-NEXT: [[TMP4_INV:%.*]] = xor i1 [[TMP4]], true 14; CHECK-NEXT: br i1 [[TMP4_INV]], label [[BB5:%.*]], label [[FLOW:%.*]] 15; CHECK: bb5: 16; CHECK-NEXT: [[TMP6:%.*]] = fcmp uge float 0.000000e+00, [[ARG2:%.*]] 17; CHECK-NEXT: br label [[FLOW]] 18; CHECK: Flow: 19; CHECK-NEXT: [[TMP0:%.*]] = phi i32 [ 15, [[BB5]] ], [ undef, [[BB3]] ] 20; CHECK-NEXT: [[TMP1:%.*]] = phi i1 [ [[TMP6]], [[BB5]] ], [ [[TMP4]], [[BB3]] ] 21; CHECK-NEXT: br i1 [[TMP1]], label [[BB7:%.*]], label [[FLOW1]] 22; CHECK: bb7: 23; CHECK-NEXT: [[TMP8:%.*]] = add nuw nsw i64 [[TMP]], 1 24; CHECK-NEXT: [[TMP9:%.*]] = icmp sge i64 [[TMP8]], 5 25; CHECK-NEXT: br label [[FLOW1]] 26; CHECK: Flow1: 27; CHECK-NEXT: [[TMP2]] = phi i64 [ [[TMP8]], [[BB7]] ], [ undef, [[FLOW]] ] 28; CHECK-NEXT: [[TMP3:%.*]] = phi i32 [ 255, [[BB7]] ], [ [[TMP0]], [[FLOW]] ] 29; CHECK-NEXT: [[TMP4:%.*]] = phi i1 [ [[TMP9]], [[BB7]] ], [ true, [[FLOW]] ] 30; CHECK-NEXT: br i1 [[TMP4]], label [[BB10:%.*]], label [[BB3]] 31; CHECK: bb10: 32; CHECK-NEXT: store i32 [[TMP3]], ptr addrspace(1) [[ARG:%.*]], align 4 33; CHECK-NEXT: ret void 34; 35bb: 36 br label %bb3 37 38bb3: ; preds = %bb7, %bb 39 %tmp = phi i64 [ 0, %bb ], [ %tmp8, %bb7 ] 40 %tmp4 = fcmp ult float %arg1, 3.500000e+00 41 br i1 %tmp4, label %bb7, label %bb5 42 43bb5: ; preds = %bb3 44 %tmp6 = fcmp olt float 0.000000e+00, %arg2 45 br i1 %tmp6, label %bb10, label %bb7 46 47 48bb7: ; preds = %bb5, %bb3 49 %tmp8 = add nuw nsw i64 %tmp, 1 50 %tmp9 = icmp slt i64 %tmp8, 5 51 br i1 %tmp9, label %bb3, label %bb10 52 53 54bb10: ; preds = %bb7, %bb5 55 %tmp11 = phi i32 [ 15, %bb5 ], [ 255, %bb7 ] 56 store i32 %tmp11, ptr addrspace(1) %arg, align 4 57 ret void 58} 59