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      1 
      2 ; Make sure that llvm-as/llvm-dis properly assembly/disassembly the 'builtin'
      3 ; attribute.
      4 ;
      5 ; rdar://13727199
      6 
      7 ; RUN: llvm-as -disable-verify < %s | \
      8 ; RUN: llvm-dis | \
      9 ; RUN: llvm-as -disable-verify | \
     10 ; RUN: llvm-dis | \
     11 ; RUN: FileCheck -check-prefix=ASSEMBLES %s
     12 
     13 ; CHECK-ASSEMBLES: declare i8* @foo(i8*) [[NOBUILTIN:#[0-9]+]]
     14 ; CHECK-ASSEMBLES: call i8* @foo(i8* %x) [[BUILTIN:#[0-9]+]]
     15 ; CHECK-ASSEMBLES: attributes [[NOBUILTIN]] = { nobuiltin }
     16 ; CHECK-ASSEMBLES: attributes [[BUILTIN]] = { builtin }
     17 
     18 declare i8* @foo(i8*) #1
     19 define i8* @bar(i8* %x) {
     20   %y = call i8* @foo(i8* %x) #0
     21   ret i8* %y
     22 }
     23 
     24 ; Make sure that we do not accept the 'builtin' attribute on function
     25 ; definitions, function declarations, and on call sites that call functions
     26 ; which do not have nobuiltin on them.
     27 ; rdar://13727199
     28 
     29 ; RUN: not llvm-as <%s 2>&1  | FileCheck -check-prefix=BAD %s
     30 
     31 ; CHECK-BAD: Attribute 'builtin' can only be used in a call to a function with the 'nobuiltin' attribute.
     32 ; CHECK-BAD-NEXT: %y = call i8* @lar(i8* %x) #1
     33 ; CHECK-BAD: Attribute 'builtin' can only be applied to a callsite.
     34 ; CHECK-BAD-NEXT: i8* (i8*)* @car
     35 ; CHECK-BAD: Attribute 'builtin' can only be applied to a callsite.
     36 ; CHECK-BAD-NEXT: i8* (i8*)* @mar
     37 
     38 declare i8* @lar(i8*)
     39 
     40 define i8* @har(i8* %x) {
     41   %y = call i8* @lar(i8* %x) #0
     42   ret i8* %y
     43 }
     44 
     45 define i8* @car(i8* %x) #0 {
     46   ret i8* %x
     47 }
     48 
     49 declare i8* @mar(i8*) #0
     50 
     51 attributes #0 = { builtin }
     52 attributes #1 = { nobuiltin }
     53