| ; RUN: opt %loadPolly -polly-import-jscop -polly-import-jscop-postfix=transformed -polly-simplify -analyze < %s | FileCheck -match-full-lines %s |
| ; Remove a store that is overwritten by another store in the same statement. |
| ; Check that this works even if one of the writes is a scalar MemoryKind. |
| ; for (int j = 0; j < n; j += 1) { |
| define void @overwritten_implicit_and_explicit(i32 %n, double* noalias nonnull %A, double* noalias nonnull %C) { |
| %j = phi i32 [0, %entry], [%j.inc, %inc] |
| %j.cmp = icmp slt i32 %j, %n |
| br i1 %j.cmp, label %body, label %exit |
| %val = fadd double 21.0, 21.0 |
| store double %val, double* %A |
| store double %val, double* %C |
| %j.inc = add nuw nsw i32 %j, 1 |
| ; CHECK: Overwrites removed: 1 |
| ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 1] |
| ; CHECK-NEXT: [n] -> { Stmt_body[i0] -> MemRef_val[] }; |
| ; CHECK-NEXT: new: [n] -> { Stmt_body[i0] -> MemRef_A[0] }; |