2009-04-09 Robert Dewar <dewar@adacore.com>
* checks.adb:
(Insert_Valid_Check): Avoid unnecessary generation of junk declaration
when no invalid values exist, Avoid duplicate read of atomic variable.
* cstand.adb (Build_Signed_Integer_Type): Set Is_Known_Valid
(Standard_Unsigned): Set Is_Known_Valid
* sem_ch3.adb (Analyze_Subtype_Declaration): Copy Is_Known_Valid on
subtype declaration if no constraint.
(Set_Modular_Size): Set Is_Known_Valid if appropriate
(Build_Derived_Numeric_Type): Copy Is_Known_Valid if no constraint
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@145836
138bc75d-0d04-0410-961f-
82ee72b054a4