1; Simple basic correctness check testcase. Both alloca's should be eliminated. 2; RUN: opt < %s -passes='debugify,mem2reg,check-debugify' -S 2>&1 | FileCheck %s 3; RUN: opt < %s -passes='debugify,mem2reg,check-debugify' -S 2>&1 --try-experimental-debuginfo-iterators | FileCheck %s 4 5; CHECK-NOT: alloca 6; CHECK: CheckModuleDebugify: PASS 7 8define double @testfunc(i32 %i, double %j) { 9 %I = alloca i32 ; <ptr> [#uses=4] 10 %J = alloca double ; <ptr> [#uses=2] 11 store i32 %i, ptr %I 12 store double %j, ptr %J 13 %t1 = load i32, ptr %I ; <i32> [#uses=1] 14 %t2 = add i32 %t1, 1 ; <i32> [#uses=1] 15 store i32 %t2, ptr %I 16 %t3 = load i32, ptr %I ; <i32> [#uses=1] 17 %t4 = sitofp i32 %t3 to double ; <double> [#uses=1] 18 %t5 = load double, ptr %J ; <double> [#uses=1] 19 %t6 = fmul double %t4, %t5 ; <double> [#uses=1] 20 ret double %t6 21} 22 23