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ConvertObj: fix segaults in module sorting

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This commit is contained in:
Wolfgang Thaller 2019-01-23 23:28:07 +01:00
parent 3327705fb3
commit 9e0f85dbde
1 changed files with 21 additions and 12 deletions
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33
ConvertObj/ConvertObj.cc
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@ -213,19 +213,25 @@ void sortModules(std::vector<std::shared_ptr<Module>>& modules)
continue;
if(r.second.name2.empty())
{
std::shared_ptr<Module> m1;
m1 = nameMap.find(r.second.name1)->second;
m1->nearrefs.push_back(m);
m->nearrefs.push_back(m1);
if(auto p = nameMap.find(r.second.name1); p != nameMap.end())
{
std::shared_ptr<Module> m1 = p->second;
m1->nearrefs.push_back(m);
m->nearrefs.push_back(m1);
}
}
else
{
std::shared_ptr<Module> m1;
m1 = nameMap.find(r.second.name1)->second;
std::shared_ptr<Module> m2;
m2 = nameMap.find(r.second.name2)->second;
m1->nearrefs.push_back(m2);
m2->nearrefs.push_back(m1);
auto p1 = nameMap.find(r.second.name1);
auto p2 = nameMap.find(r.second.name2);
if(p1 != nameMap.end() && p2 != nameMap.end())
{
std::shared_ptr<Module> m1 = p1->second;
std::shared_ptr<Module> m2 = p2->second;
m1->nearrefs.push_back(m2);
m2->nearrefs.push_back(m1);
}
}
}
@ -253,8 +259,11 @@ void sortModules(std::vector<std::shared_ptr<Module>>& modules)
}
++p;
}
sorted.push_back(nameMap[*unemitted.begin()]);
unemitted.erase(unemitted.begin());
if(!unemitted.empty())
{
sorted.push_back(nameMap[*unemitted.begin()]);
unemitted.erase(unemitted.begin());
}
}
sorted.swap(modules);