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      1 ; RUN: llc < %s -march=x86 -O0 | FileCheck %s
      2 ; PR7509
      3 target triple = "i386-apple-darwin10"
      4 %asmtype = type { i32, i8*, i32, i32 }
      5 
      6 ; Arguments 1 and 4 must be the same. No other output arguments may be
      7 ; allocated %eax.
      8 
      9 ; CHECK: InlineAsm Start
     10 ; CHECK: arg1 %[[A1:...]]
     11 ; CHECK-NOT: ax
     12 ; CHECK: arg4 %[[A1]]
     13 ; CHECK: InlineAsm End
     14 
     15 define i32 @func(i8* %s) nounwind ssp {
     16 entry:
     17   %0 = tail call %asmtype asm "arg0 $0\0A\09arg1 $1\0A\09arg2 $2\0A\09arg3 $3\0A\09arg4 $4", "={ax},=r,=r,=r,1,~{dirflag},~{fpsr},~{flags}"(i8* %s) nounwind, !srcloc !0 ; <%0> [#uses=1]
     18   %asmresult = extractvalue %asmtype %0, 0              ; <i64> [#uses=1]
     19   ret i32 %asmresult
     20 }
     21 
     22 !0 = metadata !{i32 108}
     23