1 ; RUN: opt < %s -mem2reg -S | FileCheck %s 2 3 ; This function is optnone, so the allocas should not be eliminated. 4 5 ; CHECK-LABEL: @testfunc 6 ; CHECK: alloca 7 ; CHECK: alloca 8 define double @testfunc(i32 %i, double %j) optnone noinline { 9 %I = alloca i32 ; <i32*> [#uses=4] 10 %J = alloca double ; <double*> [#uses=2] 11 store i32 %i, i32* %I 12 store double %j, double* %J 13 %t1 = load i32, i32* %I ; <i32> [#uses=1] 14 %t2 = add i32 %t1, 1 ; <i32> [#uses=1] 15 store i32 %t2, i32* %I 16 %t3 = load i32, i32* %I ; <i32> [#uses=1] 17 %t4 = sitofp i32 %t3 to double ; <double> [#uses=1] 18 %t5 = load double, double* %J ; <double> [#uses=1] 19 %t6 = fmul double %t4, %t5 ; <double> [#uses=1] 20 ret double %t6 21 } 22
