llvm-6502/test/CodeGen/X86/2009-04-12-FastIselOverflowCrash.ll
2009-09-08 23:54:48 +00:00

22 lines
592 B
LLVM

; RUN: llc < %s -fast-isel
; radr://6772169
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
target triple = "x86_64-apple-darwin10"
type { i32, i1 } ; type %0
declare %0 @llvm.sadd.with.overflow.i32(i32, i32) nounwind
define fastcc i32 @test() nounwind {
entry:
%tmp1 = call %0 @llvm.sadd.with.overflow.i32(i32 1, i32 0)
%tmp2 = extractvalue %0 %tmp1, 1
br i1 %tmp2, label %.backedge, label %BB3
BB3:
%tmp4 = extractvalue %0 %tmp1, 0
br label %.backedge
.backedge:
ret i32 0
}