Meet irreflexive requirements of std::sort

Fixes https://gitlab.com/kicad/code/kicad/issues/6053
2020-10-18 21:02:21 +01:00 · 2020-10-18 21:02:21 +01:00 · 16d5f95981
parent d7ea70ba02
commit 16d5f95981
1 changed files with 4 additions and 0 deletions
--- a/eeschema/connection_graph.cpp
+++ b/eeschema/connection_graph.cpp
@ -142,6 +142,10 @@ bool CONNECTION_SUBGRAPH::ResolveDrivers( bool aCreateMarkers )
                std::sort( candidates.begin(), candidates.end(),
                           [&]( SCH_ITEM* a, SCH_ITEM* b ) -> bool
                           {
+                               // meet irreflexive requirements of std::sort
+                               if( a == b )
+                                   return false;
+
                               SCH_CONNECTION* ac = a->Connection( &m_sheet );
                               SCH_CONNECTION* bc = b->Connection( &m_sheet );