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; RUN: llvm-as < %s | llvm-dis > %t.orig
; RUN: llvm-as < %s | llvm-c-test --echo > %t.echo
; RUN: diff -w %t.orig %t.echo
define i32 @main() {
%1 = alloca i32, align 4
%2 = cmpxchg ptr %1, i32 2, i32 3 seq_cst acquire
%3 = extractvalue { i32, i1 } %2, 0
ret i32 %3
}
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