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      1 ; RUN: llc < %s -march=arm -pre-RA-sched=source | FileCheck %s -check-prefix=GENERIC
      2 ; RUN: llc < %s -mtriple=armv6-apple-darwin | FileCheck %s -check-prefix=DARWIN_V6
      3 ; RUN: llc < %s -mtriple=armv6-apple-darwin -arm-strict-align | FileCheck %s -check-prefix=GENERIC
      4 ; RUN: llc < %s -mtriple=armv6-linux | FileCheck %s -check-prefix=GENERIC
      5 
      6 ; rdar://7113725
      7 
      8 define void @t(i8* nocapture %a, i8* nocapture %b) nounwind {
      9 entry:
     10 ; GENERIC: t:
     11 ; GENERIC: ldrb [[R2:r[0-9]+]]
     12 ; GENERIC: ldrb [[R3:r[0-9]+]]
     13 ; GENERIC: ldrb [[R12:r[0-9]+]]
     14 ; GENERIC: ldrb [[R1:r[0-9]+]]
     15 ; GENERIC: strb [[R1]]
     16 ; GENERIC: strb [[R12]]
     17 ; GENERIC: strb [[R3]]
     18 ; GENERIC: strb [[R2]]
     19 
     20 ; DARWIN_V6: t:
     21 ; DARWIN_V6: ldr r1
     22 ; DARWIN_V6: str r1
     23 
     24   %__src1.i = bitcast i8* %b to i32*              ; <i32*> [#uses=1]
     25   %__dest2.i = bitcast i8* %a to i32*             ; <i32*> [#uses=1]
     26   %tmp.i = load i32* %__src1.i, align 1           ; <i32> [#uses=1]
     27   store i32 %tmp.i, i32* %__dest2.i, align 1
     28   ret void
     29 }
     30