* sem_ch6.adb (Check_Return_Subtype): The subtype indication in an
extended return must match statically the return subtype of the
enclosing function if the type is an elementary type or if it is
constrained.
2010-10-08 Vincent Celier <celier@adacore.com>
* prj-nmsc.adb (Add_Source): Report all duplicate units and source file
names. Do not report the same duplicate unit several times.
* prj.ads (Source_Data): New Boolean component Duplicate_Unit,
defaulted to False, to avoid reporting the same unit as duplicate
several times.