; RUN: opt -basicaa %loadPolly -polly-scops -analyze -polly-disable-multiplicative-reductions < %s | FileCheck %s ; ; CHECK: ReadAccess := [Reduction Type: + ; CHECK: { Stmt_for_body[i0] -> MemRef_sum[0] }; ; CHECK: MustWriteAccess := [Reduction Type: + ; CHECK: { Stmt_for_body[i0] -> MemRef_sum[0] }; ; CHECK: ReadAccess := [Reduction Type: NONE ; CHECK: { Stmt_for_body[i0] -> MemRef_prod[0] }; ; CHECK: MustWriteAccess := [Reduction Type: NONE ; CHECK: { Stmt_for_body[i0] -> MemRef_prod[0] }; ; ; int sum, prod; ; ; void f() { ; int i; ; for (int i = 0; i < 100; i++) { ; sum += i * 3; ; prod *= (i + 3); ; } ; } target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-n32-S64" @sum = common global i32 0, align 4 @prod = common global i32 0, align 4 define void @f() #0 { entry: br label %for.cond for.cond: ; preds = %for.inc, %entry %i1.0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ] %exitcond = icmp ne i32 %i1.0, 100 br i1 %exitcond, label %for.body, label %for.end for.body: ; preds = %for.cond %mul = mul nsw i32 %i1.0, 3 %tmp = load i32, i32* @sum, align 4 %add = add nsw i32 %tmp, %mul store i32 %add, i32* @sum, align 4 %add2 = add nsw i32 %i1.0, 3 %tmp1 = load i32, i32* @prod, align 4 %mul3 = mul nsw i32 %tmp1, %add2 store i32 %mul3, i32* @prod, align 4 br label %for.inc for.inc: ; preds = %for.body %inc = add nsw i32 %i1.0, 1 br label %for.cond for.end: ; preds = %for.cond ret void }