gcc/ada/
	PR ada/32792
	* sem_attr.adb (Analyze_Attribute, Attribute_Integer_Value clause):
	Signal an error when attribute argument is a fixed-point value of
	an unknown type.

    gcc/testsuite/
	PR ada/32792
	* gnat.dg/specs/integer_value.ads: New test.

From-SVN: r130497