I'm reverting an earlier change removing the redirect_edge_var_map_destroy
call from delete_tree_ssa.
Bootstrapped and tested on x86_64-unknown-linux-gnu, applied.
Richard.
2015-11-19 Richard Biener
PR middle-end/68117
* tree-ssa.c (delete_tree_ssa): Revert removal of call t
In r229405 I removed a call to redirect_edge_var_map_destroy from
delete_tree_ssa which I thought cannot be necessary because that
map isn't GCed and thus stale data in it should have caused quite
some havoc otherwise. Turns out I was wrong ;) We were lucky
instead. The following patch amends t