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Merge pull request #1850 from Troublor/issue_1846
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Preserve the order of sons when splitting ternary node
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montyly authored Apr 25, 2023
2 parents 3092c4e + 1fdb175 commit 6600f75
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15 changes: 15 additions & 0 deletions slither/core/cfg/node.py
Original file line number Diff line number Diff line change
Expand Up @@ -620,6 +620,21 @@ def add_son(self, son: "Node") -> None:
"""
self._sons.append(son)

def replace_son(self, ori_son: "Node", new_son: "Node") -> None:
"""Replace a son node. Do nothing if the node to replace is not a son
Args:
ori_son: son to replace
new_son: son to replace with
"""
for i, s in enumerate(self._sons):
if s.node_id == ori_son.node_id:
idx = i
break
else:
return
self._sons[idx] = new_son

def set_sons(self, sons: List["Node"]) -> None:
"""Set the son nodes
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3 changes: 1 addition & 2 deletions slither/solc_parsing/declarations/function.py
Original file line number Diff line number Diff line change
Expand Up @@ -1396,8 +1396,7 @@ def _split_ternary_node(
endif_node = self._new_node(NodeType.ENDIF, node.source_mapping, node.scope)

for father in node.fathers:
father.remove_son(node)
father.add_son(condition_node.underlying_node)
father.replace_son(node, condition_node.underlying_node)
condition_node.underlying_node.add_father(father)

for son in node.sons:
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{
"C": {
"f()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->6;\n6[label=\"Node Type: IF 6\n\"];\n6->7[label=\"True\"];\n6->8[label=\"False\"];\n7[label=\"Node Type: EXPRESSION 7\n\"];\n7->9;\n8[label=\"Node Type: EXPRESSION 8\n\"];\n8->9;\n9[label=\"Node Type: END_IF 9\n\"];\n9->10;\n10[label=\"Node Type: IF 10\n\"];\n10->11[label=\"True\"];\n10->12[label=\"False\"];\n11[label=\"Node Type: EXPRESSION 11\n\"];\n11->13;\n12[label=\"Node Type: EXPRESSION 12\n\"];\n12->13;\n13[label=\"Node Type: END_IF 13\n\"];\n13->14;\n14[label=\"Node Type: IF 14\n\"];\n14->16[label=\"True\"];\n14->26[label=\"False\"];\n16[label=\"Node Type: EXPRESSION 16\n\"];\n16->17;\n17[label=\"Node Type: END_IF 17\n\"];\n17->18;\n18[label=\"Node Type: IF 18\n\"];\n18->19[label=\"True\"];\n18->20[label=\"False\"];\n19[label=\"Node Type: EXPRESSION 19\n\"];\n19->21;\n20[label=\"Node Type: EXPRESSION 20\n\"];\n20->21;\n21[label=\"Node Type: END_IF 21\n\"];\n21->22;\n22[label=\"Node Type: IF 22\n\"];\n22->23[label=\"True\"];\n22->24[label=\"False\"];\n23[label=\"Node Type: EXPRESSION 23\n\"];\n23->25;\n24[label=\"Node Type: EXPRESSION 24\n\"];\n24->25;\n25[label=\"Node Type: END_IF 25\n\"];\n26[label=\"Node Type: IF 26\n\"];\n26->27[label=\"True\"];\n26->28[label=\"False\"];\n27[label=\"Node Type: EXPRESSION 27\n\"];\n27->29;\n28[label=\"Node Type: EXPRESSION 28\n\"];\n28->29;\n29[label=\"Node Type: END_IF 29\n\"];\n29->17;\n}\n"
"f()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->6;\n6[label=\"Node Type: IF 6\n\"];\n6->7[label=\"True\"];\n6->8[label=\"False\"];\n7[label=\"Node Type: EXPRESSION 7\n\"];\n7->9;\n8[label=\"Node Type: EXPRESSION 8\n\"];\n8->9;\n9[label=\"Node Type: END_IF 9\n\"];\n9->10;\n10[label=\"Node Type: IF 10\n\"];\n10->11[label=\"True\"];\n10->12[label=\"False\"];\n11[label=\"Node Type: EXPRESSION 11\n\"];\n11->13;\n12[label=\"Node Type: EXPRESSION 12\n\"];\n12->13;\n13[label=\"Node Type: END_IF 13\n\"];\n13->14;\n14[label=\"Node Type: IF 14\n\"];\n14->26[label=\"True\"];\n14->16[label=\"False\"];\n16[label=\"Node Type: EXPRESSION 16\n\"];\n16->17;\n17[label=\"Node Type: END_IF 17\n\"];\n17->18;\n18[label=\"Node Type: IF 18\n\"];\n18->19[label=\"True\"];\n18->20[label=\"False\"];\n19[label=\"Node Type: EXPRESSION 19\n\"];\n19->21;\n20[label=\"Node Type: EXPRESSION 20\n\"];\n20->21;\n21[label=\"Node Type: END_IF 21\n\"];\n21->22;\n22[label=\"Node Type: IF 22\n\"];\n22->23[label=\"True\"];\n22->24[label=\"False\"];\n23[label=\"Node Type: EXPRESSION 23\n\"];\n23->25;\n24[label=\"Node Type: EXPRESSION 24\n\"];\n24->25;\n25[label=\"Node Type: END_IF 25\n\"];\n26[label=\"Node Type: IF 26\n\"];\n26->27[label=\"True\"];\n26->28[label=\"False\"];\n27[label=\"Node Type: EXPRESSION 27\n\"];\n27->29;\n28[label=\"Node Type: EXPRESSION 28\n\"];\n28->29;\n29[label=\"Node Type: END_IF 29\n\"];\n29->17;\n}\n"
}
}

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@@ -1,5 +1,5 @@
{
"C": {
"f()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->6;\n6[label=\"Node Type: IF 6\n\"];\n6->7[label=\"True\"];\n6->8[label=\"False\"];\n7[label=\"Node Type: EXPRESSION 7\n\"];\n7->9;\n8[label=\"Node Type: EXPRESSION 8\n\"];\n8->9;\n9[label=\"Node Type: END_IF 9\n\"];\n9->10;\n10[label=\"Node Type: IF 10\n\"];\n10->11[label=\"True\"];\n10->12[label=\"False\"];\n11[label=\"Node Type: EXPRESSION 11\n\"];\n11->13;\n12[label=\"Node Type: EXPRESSION 12\n\"];\n12->13;\n13[label=\"Node Type: END_IF 13\n\"];\n13->14;\n14[label=\"Node Type: IF 14\n\"];\n14->16[label=\"True\"];\n14->26[label=\"False\"];\n16[label=\"Node Type: EXPRESSION 16\n\"];\n16->17;\n17[label=\"Node Type: END_IF 17\n\"];\n17->18;\n18[label=\"Node Type: IF 18\n\"];\n18->19[label=\"True\"];\n18->20[label=\"False\"];\n19[label=\"Node Type: EXPRESSION 19\n\"];\n19->21;\n20[label=\"Node Type: EXPRESSION 20\n\"];\n20->21;\n21[label=\"Node Type: END_IF 21\n\"];\n21->22;\n22[label=\"Node Type: IF 22\n\"];\n22->23[label=\"True\"];\n22->24[label=\"False\"];\n23[label=\"Node Type: EXPRESSION 23\n\"];\n23->25;\n24[label=\"Node Type: EXPRESSION 24\n\"];\n24->25;\n25[label=\"Node Type: END_IF 25\n\"];\n26[label=\"Node Type: IF 26\n\"];\n26->27[label=\"True\"];\n26->28[label=\"False\"];\n27[label=\"Node Type: EXPRESSION 27\n\"];\n27->29;\n28[label=\"Node Type: EXPRESSION 28\n\"];\n28->29;\n29[label=\"Node Type: END_IF 29\n\"];\n29->17;\n}\n"
"f()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->6;\n6[label=\"Node Type: IF 6\n\"];\n6->7[label=\"True\"];\n6->8[label=\"False\"];\n7[label=\"Node Type: EXPRESSION 7\n\"];\n7->9;\n8[label=\"Node Type: EXPRESSION 8\n\"];\n8->9;\n9[label=\"Node Type: END_IF 9\n\"];\n9->10;\n10[label=\"Node Type: IF 10\n\"];\n10->11[label=\"True\"];\n10->12[label=\"False\"];\n11[label=\"Node Type: EXPRESSION 11\n\"];\n11->13;\n12[label=\"Node Type: EXPRESSION 12\n\"];\n12->13;\n13[label=\"Node Type: END_IF 13\n\"];\n13->14;\n14[label=\"Node Type: IF 14\n\"];\n14->26[label=\"True\"];\n14->16[label=\"False\"];\n16[label=\"Node Type: EXPRESSION 16\n\"];\n16->17;\n17[label=\"Node Type: END_IF 17\n\"];\n17->18;\n18[label=\"Node Type: IF 18\n\"];\n18->19[label=\"True\"];\n18->20[label=\"False\"];\n19[label=\"Node Type: EXPRESSION 19\n\"];\n19->21;\n20[label=\"Node Type: EXPRESSION 20\n\"];\n20->21;\n21[label=\"Node Type: END_IF 21\n\"];\n21->22;\n22[label=\"Node Type: IF 22\n\"];\n22->23[label=\"True\"];\n22->24[label=\"False\"];\n23[label=\"Node Type: EXPRESSION 23\n\"];\n23->25;\n24[label=\"Node Type: EXPRESSION 24\n\"];\n24->25;\n25[label=\"Node Type: END_IF 25\n\"];\n26[label=\"Node Type: IF 26\n\"];\n26->27[label=\"True\"];\n26->28[label=\"False\"];\n27[label=\"Node Type: EXPRESSION 27\n\"];\n27->29;\n28[label=\"Node Type: EXPRESSION 28\n\"];\n28->29;\n29[label=\"Node Type: END_IF 29\n\"];\n29->17;\n}\n"
}
}

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@@ -1,5 +1,5 @@
{
"C": {
"f()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->6;\n6[label=\"Node Type: IF 6\n\"];\n6->7[label=\"True\"];\n6->8[label=\"False\"];\n7[label=\"Node Type: EXPRESSION 7\n\"];\n7->9;\n8[label=\"Node Type: EXPRESSION 8\n\"];\n8->9;\n9[label=\"Node Type: END_IF 9\n\"];\n9->10;\n10[label=\"Node Type: IF 10\n\"];\n10->11[label=\"True\"];\n10->12[label=\"False\"];\n11[label=\"Node Type: EXPRESSION 11\n\"];\n11->13;\n12[label=\"Node Type: EXPRESSION 12\n\"];\n12->13;\n13[label=\"Node Type: END_IF 13\n\"];\n13->14;\n14[label=\"Node Type: IF 14\n\"];\n14->16[label=\"True\"];\n14->26[label=\"False\"];\n16[label=\"Node Type: EXPRESSION 16\n\"];\n16->17;\n17[label=\"Node Type: END_IF 17\n\"];\n17->18;\n18[label=\"Node Type: IF 18\n\"];\n18->19[label=\"True\"];\n18->20[label=\"False\"];\n19[label=\"Node Type: EXPRESSION 19\n\"];\n19->21;\n20[label=\"Node Type: EXPRESSION 20\n\"];\n20->21;\n21[label=\"Node Type: END_IF 21\n\"];\n21->22;\n22[label=\"Node Type: IF 22\n\"];\n22->23[label=\"True\"];\n22->24[label=\"False\"];\n23[label=\"Node Type: EXPRESSION 23\n\"];\n23->25;\n24[label=\"Node Type: EXPRESSION 24\n\"];\n24->25;\n25[label=\"Node Type: END_IF 25\n\"];\n26[label=\"Node Type: IF 26\n\"];\n26->27[label=\"True\"];\n26->28[label=\"False\"];\n27[label=\"Node Type: EXPRESSION 27\n\"];\n27->29;\n28[label=\"Node Type: EXPRESSION 28\n\"];\n28->29;\n29[label=\"Node Type: END_IF 29\n\"];\n29->17;\n}\n"
"f()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->6;\n6[label=\"Node Type: IF 6\n\"];\n6->7[label=\"True\"];\n6->8[label=\"False\"];\n7[label=\"Node Type: EXPRESSION 7\n\"];\n7->9;\n8[label=\"Node Type: EXPRESSION 8\n\"];\n8->9;\n9[label=\"Node Type: END_IF 9\n\"];\n9->10;\n10[label=\"Node Type: IF 10\n\"];\n10->11[label=\"True\"];\n10->12[label=\"False\"];\n11[label=\"Node Type: EXPRESSION 11\n\"];\n11->13;\n12[label=\"Node Type: EXPRESSION 12\n\"];\n12->13;\n13[label=\"Node Type: END_IF 13\n\"];\n13->14;\n14[label=\"Node Type: IF 14\n\"];\n14->26[label=\"True\"];\n14->16[label=\"False\"];\n16[label=\"Node Type: EXPRESSION 16\n\"];\n16->17;\n17[label=\"Node Type: END_IF 17\n\"];\n17->18;\n18[label=\"Node Type: IF 18\n\"];\n18->19[label=\"True\"];\n18->20[label=\"False\"];\n19[label=\"Node Type: EXPRESSION 19\n\"];\n19->21;\n20[label=\"Node Type: EXPRESSION 20\n\"];\n20->21;\n21[label=\"Node Type: END_IF 21\n\"];\n21->22;\n22[label=\"Node Type: IF 22\n\"];\n22->23[label=\"True\"];\n22->24[label=\"False\"];\n23[label=\"Node Type: EXPRESSION 23\n\"];\n23->25;\n24[label=\"Node Type: EXPRESSION 24\n\"];\n24->25;\n25[label=\"Node Type: END_IF 25\n\"];\n26[label=\"Node Type: IF 26\n\"];\n26->27[label=\"True\"];\n26->28[label=\"False\"];\n27[label=\"Node Type: EXPRESSION 27\n\"];\n27->29;\n28[label=\"Node Type: EXPRESSION 28\n\"];\n28->29;\n29[label=\"Node Type: END_IF 29\n\"];\n29->17;\n}\n"
}
}

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@@ -1,5 +1,5 @@
{
"C": {
"f()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->6;\n6[label=\"Node Type: IF 6\n\"];\n6->7[label=\"True\"];\n6->8[label=\"False\"];\n7[label=\"Node Type: EXPRESSION 7\n\"];\n7->9;\n8[label=\"Node Type: EXPRESSION 8\n\"];\n8->9;\n9[label=\"Node Type: END_IF 9\n\"];\n9->10;\n10[label=\"Node Type: IF 10\n\"];\n10->11[label=\"True\"];\n10->12[label=\"False\"];\n11[label=\"Node Type: EXPRESSION 11\n\"];\n11->13;\n12[label=\"Node Type: EXPRESSION 12\n\"];\n12->13;\n13[label=\"Node Type: END_IF 13\n\"];\n13->14;\n14[label=\"Node Type: IF 14\n\"];\n14->16[label=\"True\"];\n14->26[label=\"False\"];\n16[label=\"Node Type: EXPRESSION 16\n\"];\n16->17;\n17[label=\"Node Type: END_IF 17\n\"];\n17->18;\n18[label=\"Node Type: IF 18\n\"];\n18->19[label=\"True\"];\n18->20[label=\"False\"];\n19[label=\"Node Type: EXPRESSION 19\n\"];\n19->21;\n20[label=\"Node Type: EXPRESSION 20\n\"];\n20->21;\n21[label=\"Node Type: END_IF 21\n\"];\n21->22;\n22[label=\"Node Type: IF 22\n\"];\n22->23[label=\"True\"];\n22->24[label=\"False\"];\n23[label=\"Node Type: EXPRESSION 23\n\"];\n23->25;\n24[label=\"Node Type: EXPRESSION 24\n\"];\n24->25;\n25[label=\"Node Type: END_IF 25\n\"];\n26[label=\"Node Type: IF 26\n\"];\n26->27[label=\"True\"];\n26->28[label=\"False\"];\n27[label=\"Node Type: EXPRESSION 27\n\"];\n27->29;\n28[label=\"Node Type: EXPRESSION 28\n\"];\n28->29;\n29[label=\"Node Type: END_IF 29\n\"];\n29->17;\n}\n"
"f()": "digraph{\n0[label=\"Node Type: ENTRY_POINT 0\n\"];\n0->6;\n6[label=\"Node Type: IF 6\n\"];\n6->7[label=\"True\"];\n6->8[label=\"False\"];\n7[label=\"Node Type: EXPRESSION 7\n\"];\n7->9;\n8[label=\"Node Type: EXPRESSION 8\n\"];\n8->9;\n9[label=\"Node Type: END_IF 9\n\"];\n9->10;\n10[label=\"Node Type: IF 10\n\"];\n10->11[label=\"True\"];\n10->12[label=\"False\"];\n11[label=\"Node Type: EXPRESSION 11\n\"];\n11->13;\n12[label=\"Node Type: EXPRESSION 12\n\"];\n12->13;\n13[label=\"Node Type: END_IF 13\n\"];\n13->14;\n14[label=\"Node Type: IF 14\n\"];\n14->26[label=\"True\"];\n14->16[label=\"False\"];\n16[label=\"Node Type: EXPRESSION 16\n\"];\n16->17;\n17[label=\"Node Type: END_IF 17\n\"];\n17->18;\n18[label=\"Node Type: IF 18\n\"];\n18->19[label=\"True\"];\n18->20[label=\"False\"];\n19[label=\"Node Type: EXPRESSION 19\n\"];\n19->21;\n20[label=\"Node Type: EXPRESSION 20\n\"];\n20->21;\n21[label=\"Node Type: END_IF 21\n\"];\n21->22;\n22[label=\"Node Type: IF 22\n\"];\n22->23[label=\"True\"];\n22->24[label=\"False\"];\n23[label=\"Node Type: EXPRESSION 23\n\"];\n23->25;\n24[label=\"Node Type: EXPRESSION 24\n\"];\n24->25;\n25[label=\"Node Type: END_IF 25\n\"];\n26[label=\"Node Type: IF 26\n\"];\n26->27[label=\"True\"];\n26->28[label=\"False\"];\n27[label=\"Node Type: EXPRESSION 27\n\"];\n27->29;\n28[label=\"Node Type: EXPRESSION 28\n\"];\n28->29;\n29[label=\"Node Type: END_IF 29\n\"];\n29->17;\n}\n"
}
}
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