1; RUN: opt < %s -newgvn -S | FileCheck %s 2 3define i32 @main() { 4block1: 5 %z1 = bitcast i32 0 to i32 6 br label %block2 7block2: 8 %z2 = bitcast i32 0 to i32 9 ret i32 %z2 10} 11 12; CHECK: define i32 @main() { 13; CHECK-NEXT: block1: 14; CHECK-NEXT: br label %block2 15; CHECK: block2: 16; CHECK-NEXT: ret i32 0 17; CHECK-NEXT: } 18