ret i32 %B
}
+define i32 @test1_cast(i1 %cond) {
+; CHECK-LABEL: @test1_cast(
+; CHECK-NEXT: br i1 [[COND:%.*]], label [[T1:%.*]], label [[F1:%.*]]
+; CHECK: T1:
+; CHECK-NEXT: [[V1:%.*]] = call i32 @f1()
+; CHECK-NEXT: br label [[MERGE:%.*]]
+; CHECK: F1:
+; CHECK-NEXT: [[V2:%.*]] = call i32 @f2()
+; CHECK-NEXT: br label [[MERGE]]
+; CHECK: Merge:
+; CHECK-NEXT: [[A0:%.*]] = phi i32 [ 1, [[T1]] ], [ 0, [[F1]] ]
+; CHECK-NEXT: [[B:%.*]] = phi i32 [ [[V1]], [[T1]] ], [ [[V2]], [[F1]] ]
+; CHECK-NEXT: [[A:%.*]] = trunc i32 [[A0]] to i1
+; CHECK-NEXT: [[A_FR:%.*]] = freeze i1 [[A]]
+; CHECK-NEXT: br i1 [[A_FR]], label [[T2:%.*]], label [[F2:%.*]]
+; CHECK: T2:
+; CHECK-NEXT: call void @f3()
+; CHECK-NEXT: ret i32 [[B]]
+; CHECK: F2:
+; CHECK-NEXT: ret i32 [[B]]
+;
+ br i1 %cond, label %T1, label %F1
+
+T1:
+ %v1 = call i32 @f1()
+ br label %Merge
+
+F1:
+ %v2 = call i32 @f2()
+ br label %Merge
+
+Merge:
+ %A0 = phi i32 [1, %T1], [0, %F1]
+ %B = phi i32 [%v1, %T1], [%v2, %F1]
+ %A = trunc i32 %A0 to i1
+ %A.fr = freeze i1 %A
+ br i1 %A.fr, label %T2, label %F2
+
+T2:
+ call void @f3()
+ ret i32 %B
+
+F2:
+ ret i32 %B
+}
+
+define i32 @test1_cast2(i1 %cond) {
+; CHECK-LABEL: @test1_cast2(
+; CHECK-NEXT: br i1 [[COND:%.*]], label [[T1:%.*]], label [[F1:%.*]]
+; CHECK: T1:
+; CHECK-NEXT: [[V1:%.*]] = call i32 @f1()
+; CHECK-NEXT: br label [[MERGE:%.*]]
+; CHECK: F1:
+; CHECK-NEXT: [[V2:%.*]] = call i32 @f2()
+; CHECK-NEXT: br label [[MERGE]]
+; CHECK: Merge:
+; CHECK-NEXT: [[A0:%.*]] = phi i32 [ 1, [[T1]] ], [ 0, [[F1]] ]
+; CHECK-NEXT: [[B:%.*]] = phi i32 [ [[V1]], [[T1]] ], [ [[V2]], [[F1]] ]
+; CHECK-NEXT: [[A0_FR:%.*]] = freeze i32 [[A0]]
+; CHECK-NEXT: [[A_FR:%.*]] = trunc i32 [[A0_FR]] to i1
+; CHECK-NEXT: br i1 [[A_FR]], label [[T2:%.*]], label [[F2:%.*]]
+; CHECK: T2:
+; CHECK-NEXT: call void @f3()
+; CHECK-NEXT: ret i32 [[B]]
+; CHECK: F2:
+; CHECK-NEXT: ret i32 [[B]]
+;
+ br i1 %cond, label %T1, label %F1
+
+T1:
+ %v1 = call i32 @f1()
+ br label %Merge
+
+F1:
+ %v2 = call i32 @f2()
+ br label %Merge
+
+Merge:
+ %A0 = phi i32 [1, %T1], [0, %F1]
+ %B = phi i32 [%v1, %T1], [%v2, %F1]
+ %A0.fr = freeze i32 %A0
+ %A.fr = trunc i32 %A0.fr to i1
+ br i1 %A.fr, label %T2, label %F2
+
+T2:
+ call void @f3()
+ ret i32 %B
+
+F2:
+ ret i32 %B
+}
+
define i32 @test1_undef(i1 %cond) {
; CHECK-LABEL: @test1_undef(
; CHECK-NEXT: br i1 [[COND:%.*]], label [[T1:%.*]], label [[F1:%.*]]