llvm-6502/test/CodeGen/X86/2010-05-10-DAGCombinerBug.ll

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; RUN: llc < %s -mtriple=i386-apple-darwin10
; PR7018
; rdar://7939869
define i32 @CXB30130(i32 %num1, i16* nocapture %num2, float* nocapture %num3, double* nocapture %num4) nounwind ssp {
entry:
%0 = load i16* %num2, align 2 ; <i16> [#uses=2]
%1 = mul nsw i16 %0, %0 ; <i16> [#uses=1]
store i16 %1, i16* %num2, align 2
ret i32 undef
}