On 12/26/22 21:17, Alexandre Oliva via Gcc-patches wrote:
Avoid hash table lookups between requesting an insert and storing the inserted value in avail_exprs_stack. Lookups before the insert is completed could fail to find double-hashed elements. Regstrapped on x86_64-linux-gnu. Ok to install? for gcc/ChangeLog * tree-ssa-scopedtables.cc (avail_exprs_stack::lookup_avail_expr): Finish hash table insertion before further lookups.
Thanks. OK. Jeff