; RUN: opt %loadPolly -polly-optree -analyze < %s | FileCheck %s -match-full-lines ; ; Synthesizable values defined outside of a loop can be used ; inside the loop. ; ; for (int j = 0; j < n; j += 1) { ; bodyA: ; double val = j; ; ; for (int i = 0; i < n; i += 1) { ; bodyB: ; A[0] = val; ; } ; } ; define void @func(i32 %n, double* noalias nonnull %A) { entry: br label %for for: %j = phi i32 [0, %entry], [%j.inc, %inc] %j.cmp = icmp slt i32 %j, %n br i1 %j.cmp, label %bodyA, label %exit bodyA: %val = sitofp i32 %j to double br label %inner.for inner.for: %i = phi i32 [0, %bodyA], [%i.inc, %inner.inc] %i.cmp = icmp slt i32 %i, %n br i1 %i.cmp, label %bodyB, label %inner.exit bodyB: store double %val, double* %A br label %inner.inc inner.inc: %i.inc = add nuw nsw i32 %i, 1 br label %inner.for inner.exit: br label %inc inc: %j.inc = add nuw nsw i32 %j, 1 br label %for exit: br label %return return: ret void } ; CHECK: Statistics { ; CHECK: Instructions copied: 1 ; CHECK: Operand trees forwarded: 1 ; CHECK: Statements with forwarded operand trees: 1 ; CHECK: } ; CHECK: After statements { ; CHECK-NEXT: Stmt_bodyA ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 1] ; CHECK-NEXT: [n] -> { Stmt_bodyA[i0] -> MemRef_val[] }; ; CHECK-NEXT: Instructions { ; CHECK-NEXT: %val = sitofp i32 %j to double ; CHECK-NEXT: } ; CHECK-NEXT: Stmt_bodyB ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: [n] -> { Stmt_bodyB[i0, i1] -> MemRef_A[0] }; ; CHECK-NEXT: Instructions { ; CHECK-NEXT: %val = sitofp i32 %j to double ; CHECK-NEXT: store double %val, double* %A ; CHECK-NEXT: } ; CHECK-NEXT: }