1# RUN: not llc -march=x86-64 -run-pass none -o /dev/null %s 2>&1 | FileCheck %s
2
3--- |
4
5  define i32 @volatile_inc(i32* %x) {
6  entry:
7    %0 = load volatile i32, i32* %x
8    %1 = add i32 %0, 1
9    store volatile i32 %1, i32* %x
10    ret i32 %1
11  }
12
13...
14---
15name:            volatile_inc
16tracksRegLiveness: true
17liveins:
18  - { reg: '$rdi' }
19body: |
20  bb.0.entry:
21    liveins: $rdi
22  ; CHECK: [[@LINE+1]]:50: duplicate 'volatile' memory operand flag
23    $eax = MOV32rm $rdi, 1, _, 0, _ :: (volatile volatile load 4 from %ir.x)
24    $eax = INC32r killed $eax, implicit-def dead $eflags
25    MOV32mr killed $rdi, 1, _, 0, _, $eax :: (volatile store 4 into %ir.x)
26    RETQ $eax
27...
28