r237137 - in /trunk/gcc: c/ChangeLog c/c-typeck...

[mpolacek@gcc.gnu.org]

Author: mpolacek
Date: Mon Jun  6 15:50:23 2016
New Revision: 237137

URL: https://gcc.gnu.org/viewcvs?rev=237137&root=gcc&view=rev
Log:
	* c-typeck.c (comptypes_internal): Handle comparisons of
	INTEGER_TYPE, FIXED_POINT_TYPE, and REAL_TYPE nodes.  Don't check
	TYPE_REF_CAN_ALIAS_ALL.

	* c-c++-common/attr-may-alias-1.c: New test.
	* c-c++-common/attr-may-alias-2.c: New test.
	* gcc.dg/pr39464.c: Turn dg-warning into dg-bogus.

Added:
    trunk/gcc/testsuite/c-c++-common/attr-may-alias-1.c
    trunk/gcc/testsuite/c-c++-common/attr-may-alias-2.c
Modified:
    trunk/gcc/c/ChangeLog
    trunk/gcc/c/c-typeck.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/pr39464.c