[Ada] Do not create useless itype in Constrain_Access
In the case of a constrained access definition for a record component we
are calling create_itype twice the former not being updated. This leads
to a malformed node that crashes -gnatG when predicates are activated.
Instead of creating a default Itype for Desig_Subtype, create it with
the correct scope in each case.
gcc/ada/
* sem_ch3.adb (Constrain_Access): Call Desig_Subtype in each if
branch to avoid calling it twice.
git://gcc.gnu.org / gcc.git / commit