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Don't use original stmts in the generated code #1229

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Jan 23, 2025
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Don't use original stmts in the generated code #1229

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10 changes: 1 addition & 9 deletions lib/Differentiator/ReverseModeVisitor.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2325,15 +2325,7 @@ Expr* ReverseModeVisitor::getStdInitListSizeExpr(const Expr* E) {
BinOp->getEndLoc(),
"derivative of an assignment attempts to assign to unassignable "
"expr, assignment ignored");
auto* LDRE = dyn_cast<DeclRefExpr>(L);
auto* RDRE = dyn_cast<DeclRefExpr>(R);

if (!LDRE && !RDRE)
return Clone(BinOp);
Expr* LExpr = LDRE ? Visit(L).getRevSweepAsExpr() : L;
Expr* RExpr = RDRE ? Visit(R).getRevSweepAsExpr() : R;

return BuildOp(opCode, LExpr, RExpr);
return Clone(BinOp);
}

// Visit LHS, but delay emission of its derivative statements, save them
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