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      1 ; RUN: llc < %s | FileCheck %s
      2 ; PR2182
      3 
      4 target datalayout =
      5 "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
      6 target triple = "i386-apple-darwin8"
      7 @x = weak global i32 0          ; <i32*> [#uses=8]
      8 
      9 define void @loop_2() nounwind  {
     10 ; CHECK: loop_2:
     11 ; CHECK-NOT: ret
     12 ; CHECK: addl $3, (%{{.*}})
     13 ; CHECK-NEXT: addl $3, (%{{.*}})
     14 ; CHECK-NEXT: addl $3, (%{{.*}})
     15 ; CHECK-NEXT: addl $3, (%{{.*}})
     16 ; CHECK-NEXT: ret
     17 
     18   %tmp = volatile load i32* @x, align 4           ; <i32> [#uses=1]
     19   %tmp1 = add i32 %tmp, 3         ; <i32> [#uses=1]
     20   volatile store i32 %tmp1, i32* @x, align 4
     21   %tmp.1 = volatile load i32* @x, align 4         ; <i32> [#uses=1]
     22   %tmp1.1 = add i32 %tmp.1, 3             ; <i32> [#uses=1]
     23   volatile store i32 %tmp1.1, i32* @x, align 4
     24   %tmp.2 = volatile load i32* @x, align 4         ; <i32> [#uses=1]
     25   %tmp1.2 = add i32 %tmp.2, 3             ; <i32> [#uses=1]
     26   volatile store i32 %tmp1.2, i32* @x, align 4
     27   %tmp.3 = volatile load i32* @x, align 4         ; <i32> [#uses=1]
     28   %tmp1.3 = add i32 %tmp.3, 3             ; <i32> [#uses=1]
     29   volatile store i32 %tmp1.3, i32* @x, align 4
     30   ret void
     31 }
     32