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Don't deallocate absorbed SGs anymore 

Now there is some code depending on access to them
outside the context of connectivity calculation...

Fixes https://gitlab.com/kicad/code/kicad/-/issues/5928
This commit is contained in:
Jon Evans 2020-10-08 21:24:24 -04:00
parent 560428a70f
commit 8f4fba4c67
1 changed files with 37 additions and 45 deletions
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82
eeschema/connection_graph.cpp
View File

@ -49,6 +49,12 @@
*/
static const wxChar ConnProfileMask[] = wxT( "CONN_PROFILE" );
/*
* Flag to enable connectivity tracing
* @ingroup trace_env_vars
*/
static const wxChar ConnTrace[] = wxT( "CONN" );
bool CONNECTION_SUBGRAPH::ResolveDrivers( bool aCreateMarkers )
{
@ -888,8 +894,8 @@ void CONNECTION_GRAPH::buildConnectionGraph()
break;
}
default:
wxLogTrace( "CONN", "Unexpected strong driver %s",
driver->GetSelectMenuText( EDA_UNITS::MILLIMETRES ) );
wxLogTrace( ConnTrace, "Unexpected strong driver %s",
driver->GetSelectMenuText( EDA_UNITS::MILLIMETRES ) );
break;
}
}
@ -1020,7 +1026,7 @@ void CONNECTION_GRAPH::buildConnectionGraph()
while( m_net_name_to_subgraphs_map.count( new_name ) )
new_name = create_new_name( connection );
wxLogTrace( "CONN", "%ld (%s) is weakly driven and not unique. Changing to %s.",
wxLogTrace( ConnTrace, "%ld (%s) is weakly driven and not unique. Changing to %s.",
subgraph->m_code, name, new_name );
vec.erase( std::remove( vec.begin(), vec.end(), subgraph ), vec.end() );
@ -1062,13 +1068,13 @@ void CONNECTION_GRAPH::buildConnectionGraph()
if( conflict )
{
wxLogTrace( "CONN",
"%ld (%s) skipped for promotion due to potential conflict",
subgraph->m_code, name );
wxLogTrace( ConnTrace,
"%ld (%s) skipped for promotion due to potential conflict",
subgraph->m_code, name );
}
else
{
wxLogTrace( "CONN",
wxLogTrace( ConnTrace,
"%ld (%s) weakly driven by unique sheet pin %s, promoting",
subgraph->m_code, name,
subgraph->m_driver->GetSelectMenuText( EDA_UNITS::MILLIMETRES ) );
@ -1159,8 +1165,9 @@ void CONNECTION_GRAPH::buildConnectionGraph()
continue;
connections_to_check.push_back( c );
wxLogTrace( "CONN", "%lu (%s): Adding secondary driver %s", aSubgraph->m_code,
aSubgraph->m_driver_connection->Name( true ), c->Name( true ) );
wxLogTrace( ConnTrace,
"%lu (%s): Adding secondary driver %s", aSubgraph->m_code,
aSubgraph->m_driver_connection->Name( true ), c->Name( true ) );
}
}
};
@ -1237,7 +1244,7 @@ void CONNECTION_GRAPH::buildConnectionGraph()
{
if( connection->IsBus() && candidate->m_driver_connection->IsNet() )
{
wxLogTrace( "CONN", "%lu (%s) has bus child %lu (%s)", subgraph->m_code,
wxLogTrace( ConnTrace, "%lu (%s) has bus child %lu (%s)", subgraph->m_code,
connection->Name(), candidate->m_code, member->Name() );
subgraph->m_bus_neighbors[member].insert( candidate );
@ -1245,7 +1252,7 @@ void CONNECTION_GRAPH::buildConnectionGraph()
}
else
{
wxLogTrace( "CONN", "%lu (%s) absorbs neighbor %lu (%s)",
wxLogTrace( ConnTrace, "%lu (%s) absorbs neighbor %lu (%s)",
subgraph->m_code, connection->Name(),
candidate->m_code, candidate->m_driver_connection->Name() );
@ -1275,7 +1282,7 @@ void CONNECTION_GRAPH::buildConnectionGraph()
subgraph->UpdateItemConnections();
wxLogTrace( "CONN", "Re-resolving drivers for %lu (%s)", subgraph->m_code,
wxLogTrace( ConnTrace, "Re-resolving drivers for %lu (%s)", subgraph->m_code,
subgraph->m_driver_connection->Name() );
}
@ -1341,7 +1348,7 @@ void CONNECTION_GRAPH::buildConnectionGraph()
if( conn->Name() == secondary_name )
{
wxLogTrace( "CONN", "Global %lu (%s) promoted to %s", candidate->m_code,
wxLogTrace( ConnTrace, "Global %lu (%s) promoted to %s", candidate->m_code,
conn->Name(), subgraph->m_driver_connection->Name() );
conn->Clone( *subgraph->m_driver_connection );
@ -1374,7 +1381,8 @@ void CONNECTION_GRAPH::buildConnectionGraph()
SCH_CONNECTION* conn = subgraph->m_driver_connection;
wxLogTrace( "CONN", "%lu (%s) has multiple bus parents", subgraph->m_code, conn->Name() );
wxLogTrace( ConnTrace, "%lu (%s) has multiple bus parents",
subgraph->m_code, conn->Name() );
wxASSERT( conn->IsNet() );
@ -1391,8 +1399,8 @@ void CONNECTION_GRAPH::buildConnectionGraph()
if( !match )
{
wxLogTrace( "CONN", "Warning: could not match %s inside %lu (%s)", conn->Name(),
parent->m_code, parent->m_driver_connection->Name() );
wxLogTrace( ConnTrace, "Warning: could not match %s inside %lu (%s)",
conn->Name(), parent->m_code, parent->m_driver_connection->Name() );
continue;
}
@ -1400,8 +1408,8 @@ void CONNECTION_GRAPH::buildConnectionGraph()
{
wxString old_name = match->Name();
wxLogTrace( "CONN", "Updating %lu (%s) member %s to %s", parent->m_code,
parent->m_driver_connection->Name(), old_name, conn->Name() );
wxLogTrace( ConnTrace, "Updating %lu (%s) member %s to %s", parent->m_code,
parent->m_driver_connection->Name(), old_name, conn->Name() );
match->Clone( *conn );
@ -1482,22 +1490,6 @@ void CONNECTION_GRAPH::buildConnectionGraph()
m_net_name_to_subgraphs_map[subgraph->m_driver_connection->Name()].push_back( subgraph );
}
// Clean up and deallocate stale subgraphs
m_subgraphs.erase( std::remove_if( m_subgraphs.begin(), m_subgraphs.end(),
[&]( const CONNECTION_SUBGRAPH* sg )
{
if( sg->m_absorbed )
{
delete sg;
return true;
}
else
{
return false;
}
} ),
m_subgraphs.end() );
}
@ -1569,7 +1561,7 @@ void CONNECTION_GRAPH::propagateToNeighbors( CONNECTION_SUBGRAPH* aSubgraph )
{
if( candidate->GetNameForDriver( label ) == aParent->GetNameForDriver( pin ) )
{
wxLogTrace( "CONN", "%lu: found child %lu (%s)", aParent->m_code,
wxLogTrace( ConnTrace, "%lu: found child %lu (%s)", aParent->m_code,
candidate->m_code, candidate->m_driver_connection->Name() );
candidate->m_hier_parent = aParent;
@ -1607,7 +1599,7 @@ void CONNECTION_GRAPH::propagateToNeighbors( CONNECTION_SUBGRAPH* aSubgraph )
if( aParent->GetNameForDriver( label ) == candidate->GetNameForDriver( pin ) )
{
wxLogTrace( "CONN", "%lu: found additional parent %lu (%s)",
wxLogTrace( ConnTrace, "%lu: found additional parent %lu (%s)",
aParent->m_code, candidate->m_code,
candidate->m_driver_connection->Name() );
@ -1662,7 +1654,7 @@ void CONNECTION_GRAPH::propagateToNeighbors( CONNECTION_SUBGRAPH* aSubgraph )
// This is bad, probably an ERC error
if( !member )
{
wxLogTrace( "CONN", "Could not match bus member %s in %s",
wxLogTrace( ConnTrace, "Could not match bus member %s in %s",
kv.first->Name(), parent->Name() );
continue;
}
@ -1677,8 +1669,8 @@ void CONNECTION_GRAPH::propagateToNeighbors( CONNECTION_SUBGRAPH* aSubgraph )
// Safety check against infinite recursion
wxASSERT( neighbor_conn->IsNet() );
wxLogTrace( "CONN", "%lu (%s) connected to bus member %s (local %s)",
neighbor->m_code, neighbor_name, member->Name(), member->LocalName() );
wxLogTrace( ConnTrace, "%lu (%s) connected to bus member %s (local %s)",
neighbor->m_code, neighbor_name, member->Name(), member->LocalName() );
// Take whichever name is higher priority
if( CONNECTION_SUBGRAPH::GetDriverPriority( neighbor->m_driver )
@ -1724,7 +1716,7 @@ void CONNECTION_GRAPH::propagateToNeighbors( CONNECTION_SUBGRAPH* aSubgraph )
visited.insert( aSubgraph );
wxLogTrace( "CONN", "Propagating %lu (%s) to subsheets",
wxLogTrace( ConnTrace, "Propagating %lu (%s) to subsheets",
aSubgraph->m_code, aSubgraph->m_driver_connection->Name() );
visit( aSubgraph );
@ -1765,7 +1757,7 @@ void CONNECTION_GRAPH::propagateToNeighbors( CONNECTION_SUBGRAPH* aSubgraph )
if( driver != aSubgraph )
{
wxLogTrace( "CONN", "%lu (%s) overridden by new driver %lu (%s)",
wxLogTrace( ConnTrace, "%lu (%s) overridden by new driver %lu (%s)",
aSubgraph->m_code, aSubgraph->m_driver_connection->Name(),
driver->m_code, driver->m_driver_connection->Name() );
}
@ -1799,7 +1791,7 @@ void CONNECTION_GRAPH::propagateToNeighbors( CONNECTION_SUBGRAPH* aSubgraph )
stale_member );
wxASSERT( member );
wxLogTrace( "CONN", "Updating %lu (%s) member %s to %s", subgraph->m_code,
wxLogTrace( ConnTrace, "Updating %lu (%s) member %s to %s", subgraph->m_code,
subgraph->m_driver_connection->Name(), member->LocalName(),
stale_member->Name() );
@ -1914,8 +1906,8 @@ void CONNECTION_GRAPH::recacheSubgraphName( CONNECTION_SUBGRAPH* aSubgraph,
vec.erase( std::remove( vec.begin(), vec.end(), aSubgraph ), vec.end() );
}
wxLogTrace( "CONN", "recacheSubgraphName: %s => %s", aOldName,
aSubgraph->m_driver_connection->Name() );
wxLogTrace( ConnTrace, "recacheSubgraphName: %s => %s", aOldName,
aSubgraph->m_driver_connection->Name() );
m_net_name_to_subgraphs_map[aSubgraph->m_driver_connection->Name()].push_back( aSubgraph );
}
@ -1967,7 +1959,7 @@ std::vector<const CONNECTION_SUBGRAPH*> CONNECTION_GRAPH::GetBusesNeedingMigrati
if( !different )
continue;
wxLogTrace( "CONN", "SG %ld (%s) has multiple bus labels", subgraph->m_code,
wxLogTrace( ConnTrace, "SG %ld (%s) has multiple bus labels", subgraph->m_code,
connection->Name() );
ret.push_back( subgraph );