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      1 ; RUN: llc < %s -mtriple=thumbv7-apple-darwin -regalloc=linearscan -disable-post-ra | FileCheck %s
      2 
      3 ; The ARM magic hinting works best with linear scan.
      4 ; CHECK: ldrd
      5 ; CHECK: strd
      6 ; CHECK: ldrb
      7 
      8 %struct.x = type { i8, i8, i8, i8, i8, i8, i8, i8, i8, i8, i8 }
      9 
     10 @src = external global %struct.x
     11 @dst = external global %struct.x
     12 
     13 define i32 @t() {
     14 entry:
     15   call void @llvm.memcpy.p0i8.p0i8.i32(i8* getelementptr inbounds (%struct.x* @dst, i32 0, i32 0), i8* getelementptr inbounds (%struct.x* @src, i32 0, i32 0), i32 11, i32 8, i1 false)
     16   ret i32 0
     17 }
     18 
     19 declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind
     20