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Internals: Remove unnecessary cloneTree.

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This commit is contained in:
Wilson Snyder
2023-09-01 19:49:57 -04:00
parent 679a4314dc
commit c324895cbc
2 changed files with 5 additions and 4 deletions
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src/V3LinkInc.cpp
+4 -4
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@@ -263,7 +263,7 @@ private:
return;
}
AstNodeExpr* const readp = nodep->rhsp();
AstNodeExpr* const writep = nodep->thsp();
AstNodeExpr* const writep = nodep->thsp()->unlinkFrBack();
AstConst* const constp = VN_AS(nodep->lhsp(), Const);
UASSERT_OBJ(nodep, constp, "Expecting CONST");
@@ -295,8 +295,8 @@ private:
= new AstAssign{fl, new AstVarRef{fl, varp, VAccess::WRITE}, operp};
insertNextToStmt(nodep, assignp);
// Immediately after incrementing - assign it to the original variable
assignp->addNextHere(new AstAssign{fl, writep->cloneTree(true),
new AstVarRef{fl, varp, VAccess::READ}});
assignp->addNextHere(
new AstAssign{fl, writep, new AstVarRef{fl, varp, VAccess::READ}});
} else {
// PostAdd/PostSub operations
// Assign the original variable to the temporary one
@@ -304,7 +304,7 @@ private:
readp->cloneTree(true)};
insertNextToStmt(nodep, assignp);
// Increment the original variable by one
assignp->addNextHere(new AstAssign{fl, writep->cloneTree(true), operp});
assignp->addNextHere(new AstAssign{fl, writep, operp});
}
// Replace the node with the temporary