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1; RUN: opt %loadNPMPolly '-passes=polly-custom<import-jscop;simplify-0>' -polly-print-simplify -polly-import-jscop-postfix=transformed -disable-output < %s | FileCheck -match-full-lines %s2;3; Remove identical writes4; (two stores in the same statement that write the same value to the same5; destination)6;7; for (int j = 0; j < n; j += 1) {8; body:9; val = 21.0 + 21.0;10; A[1] = val;11; A[1] = val;12;13; user:14; A[0] = A[1];15; }16;17define void @overwritten_scalar(i32 %n, ptr noalias nonnull %A) {18entry:19 br label %for20 21for:22 %j = phi i32 [0, %entry], [%j.inc, %inc]23 %j.cmp = icmp slt i32 %j, %n24 br i1 %j.cmp, label %body, label %exit25 26 body:27 %val = fadd double 21.0, 21.028 br label %user29 30 user:31 %phi = phi double [%val, %body]32 %add = fadd double %val, %phi33 store double %add, ptr %A34 br label %inc35 36inc:37 %j.inc = add nuw nsw i32 %j, 138 br label %for39 40exit:41 br label %return42 43return:44 ret void45}46 47 48; CHECK: Statistics {49; CHECK: Overwrites removed: 150; CHECK: }51 52; CHECK: Stmt_body53; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 1]54; CHECK-NEXT: [n] -> { Stmt_body[i0] -> MemRef_val[] };55; CHECK-NEXT: new: [n] -> { Stmt_body[i0] -> MemRef_A[1] };56; CHECK-NEXT: Stmt_user57