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Fix duplicated artifical call-edges when performing two-phase pointer analysis #220

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Merged
zhangt2333 merged 1 commit into from
Aug 26, 2026
Merged

Fix duplicated artifical call-edges when performing two-phase pointer analysis #220

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16 changes: 16 additions & 0 deletions src/main/java/pascal/taie/analysis/pta/plugin/util/IRModelPlugin.java
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@

import pascal.taie.analysis.pta.core.cs.element.CSMethod;
import pascal.taie.analysis.pta.core.solver.Solver;
import pascal.taie.ir.exp.InvokeInstanceExp;
import pascal.taie.ir.stmt.Invoke;
import pascal.taie.ir.stmt.Stmt;
import pascal.taie.language.classes.JMethod;
Expand Down Expand Up @@ -130,4 +131,19 @@ public void onNewCSMethod(CSMethod csMethod) {
solver.addStmts(csMethod, genStmts);
}
}


@Override
public void onFinish() {
// Constructing an artificial instance invocation registers it in the
// base Var. Remove these solver-local statements after the analysis so
// that a subsequent analysis over the same World does not process them.
method2GenStmts.values().stream()
.flatMap(Collection::stream)
.filter(Invoke.class::isInstance)
.map(Invoke.class::cast)
.filter(invoke -> invoke.getInvokeExp() instanceof InvokeInstanceExp)
.forEach(invoke -> ((InvokeInstanceExp) invoke.getInvokeExp())
.getBase().removeRelevantStmt(invoke));
}
}
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