1; RUN: opt < %s -passes=gvn 2; PR2032 3 4define i32 @sscal(i32 %n, double %sa1, ptr %sx, i32 %incx) { 5entry: 6 %sx_addr = alloca ptr ; <ptr> [#uses=3] 7 store ptr %sx, ptr %sx_addr, align 4 8 br label %bb33 9 10bb: ; preds = %bb33 11 %tmp27 = load ptr, ptr %sx_addr, align 4 ; <ptr> [#uses=1] 12 store float 0.000000e+00, ptr %tmp27, align 4 13 store ptr null, ptr %sx_addr, align 4 14 br label %bb33 15 16bb33: ; preds = %bb, %entry 17 br i1 false, label %bb, label %return 18 19return: ; preds = %bb33 20 %retval59 = load i32, ptr null, align 4 ; <i32> [#uses=1] 21 ret i32 %retval59 22} 23