|  | ; RUN: opt < %s -gvn | 
|  | ; PR2032 | 
|  |  | 
|  | define i32 @sscal(i32 %n, double %sa1, float* %sx, i32 %incx) { | 
|  | entry: | 
|  | %sx_addr = alloca float*		; <float**> [#uses=3] | 
|  | store float* %sx, float** %sx_addr, align 4 | 
|  | br label %bb33 | 
|  |  | 
|  | bb:		; preds = %bb33 | 
|  | %tmp27 = load float** %sx_addr, align 4		; <float*> [#uses=1] | 
|  | store float 0.000000e+00, float* %tmp27, align 4 | 
|  | store float* null, float** %sx_addr, align 4 | 
|  | br label %bb33 | 
|  |  | 
|  | bb33:		; preds = %bb, %entry | 
|  | br i1 false, label %bb, label %return | 
|  |  | 
|  | return:		; preds = %bb33 | 
|  | %retval59 = load i32* null, align 4		; <i32> [#uses=1] | 
|  | ret i32 %retval59 | 
|  | } |