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klocwork: fix risk issues

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Hong, Yang A
2022-05-31 06:30:18 +00:00
committed by Konstantinos Margaritis
parent 75dbedeebe
commit 978105a4c0
15 changed files with 61 additions and 10 deletions
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9
src/nfagraph/ng_som.cpp
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@@ -2445,6 +2445,10 @@ static
bool doLitHaigSom(NG &ng, NGHolder &g, som_type som) {
ue2_literal lit;
shared_ptr<NGHolder> rhs = make_shared<NGHolder>();
if (!rhs) {
assert(0);
throw std::bad_alloc();
}
if (!ng.cc.grey.allowLitHaig) {
return false;
}
@@ -2509,6 +2513,11 @@ bool doHaigLitHaigSom(NG &ng, NGHolder &g,
ue2_literal lit;
shared_ptr<NGHolder> rhs = make_shared<NGHolder>();
shared_ptr<NGHolder> lhs = make_shared<NGHolder>();
if (!rhs || !lhs) {
assert(0);
throw std::bad_alloc();
}
if (!splitOffBestLiteral(g, regions, &lit, &*lhs, &*rhs, ng.cc)) {
return false;
}

17
src/nfagraph/ng_violet.cpp
View File

@@ -1036,6 +1036,11 @@ bool splitRoseEdge(const NGHolder &base_graph, RoseInGraph &vg,
shared_ptr<NGHolder> lhs = make_shared<NGHolder>();
shared_ptr<NGHolder> rhs = make_shared<NGHolder>();
if (!lhs || !rhs) {
assert(0);
throw std::bad_alloc();
}
unordered_map<NFAVertex, NFAVertex> lhs_map;
unordered_map<NFAVertex, NFAVertex> rhs_map;
@@ -1229,6 +1234,10 @@ void splitEdgesByCut(NGHolder &h, RoseInGraph &vg,
DEBUG_PRINTF("splitting on pivot %zu\n", h[pivot].index);
unordered_map<NFAVertex, NFAVertex> temp_map;
shared_ptr<NGHolder> new_lhs = make_shared<NGHolder>();
if (!new_lhs) {
assert(0);
throw std::bad_alloc();
}
splitLHS(h, pivot, new_lhs.get(), &temp_map);
/* want to cut off paths to pivot from things other than the pivot -
@@ -1310,6 +1319,10 @@ void splitEdgesByCut(NGHolder &h, RoseInGraph &vg,
if (!contains(done_rhs, adj)) {
unordered_map<NFAVertex, NFAVertex> temp_map;
shared_ptr<NGHolder> new_rhs = make_shared<NGHolder>();
if (!new_rhs) {
assert(0);
throw std::bad_alloc();
}
splitRHS(h, adj, new_rhs.get(), &temp_map);
remove_edge(new_rhs->start, new_rhs->accept, *new_rhs);
remove_edge(new_rhs->start, new_rhs->acceptEod, *new_rhs);
@@ -2281,6 +2294,10 @@ void splitEdgesForSuffix(const NGHolder &base_graph, RoseInGraph &vg,
assert(!splitters.empty());
shared_ptr<NGHolder> lhs = make_shared<NGHolder>();
if (!lhs) {
assert(0);
throw bad_alloc();
}
unordered_map<NFAVertex, NFAVertex> v_map;
cloneHolder(*lhs, base_graph, &v_map);
lhs->kind = NFA_INFIX;