1; RUN: llc < %s -O3 -debug-pass=Structure -print-machineinstrs=branch-folder -o /dev/null 2>&1 | FileCheck %s
2; RUN: llc < %s -O3 -debug-pass=Structure -print-machineinstrs -o /dev/null 2>&1 | FileCheck %s
3; RUN: llc < %s -O3 -debug-pass=Structure -print-machineinstrs= -o /dev/null 2>&1 | FileCheck %s
4
5define i64 @foo(i64 %a, i64 %b) nounwind {
6; CHECK: -branch-folder  -machineinstr-printer
7; CHECK: Control Flow Optimizer
8; CHECK-NEXT: MachineFunction Printer
9; CHECK: Machine code for function foo:
10  %c = add i64 %a, %b
11  %d = trunc i64 %c to i32
12  %e = zext i32 %d to i64
13  ret i64 %e
14}
15