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llvm-6502/test/CodeGen/X86/zext-trunc.ll

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255 B
LLVM

; RUN: llc < %s -march=x86-64 | FileCheck %s
; rdar://7570931
define i64 @foo(i64 %a, i64 %b) nounwind {
; CHECK: foo:
; CHECK: leal
; CHECK-NOT: movl
; CHECK: ret
%c = add i64 %a, %b
%d = trunc i64 %c to i32
%e = zext i32 %d to i64
ret i64 %e
}