r177622 - in /trunk/gcc: ChangeLog c-family/Cha...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Wed Aug 10 14:44:02 2011
New Revision: 177622

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=177622
Log:
2011-08-10  Artjoms Sinkarovs <artyom.shinakroff@gmail.com>

	* c-typeck.c (scalar_to_vector): New function. Try scalar to
	vector conversion.
	(stv_conv): New enum for scalar_to_vector return type.
	(build_binary_op): Adjust.
	* doc/extend.texi: Description of scalar to vector expansion.

	c-family/
	* c-common.c (unsafe_conversion_p): New function. Check if it is
	unsafe to convert an expression to the type.
	(conversion_warning): Adjust, use unsafe_conversion_p.
	* c-common.h (unsafe_conversion_p): New function declaration.

	testsuite/
	* gcc.c-torture/execute/scal-to-vec1.c: New test.
	* gcc.c-torture/execute/scal-to-vec2.c: New test.
	* gcc.c-torture/execute/scal-to-vec3.c: New test.
	* gcc.dg/scal-to-vec1.c: New test.
	* gcc.dg/scal-to-vec2.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/scal-to-vec1.c
    trunk/gcc/testsuite/gcc.c-torture/execute/scal-to-vec2.c
    trunk/gcc/testsuite/gcc.c-torture/execute/scal-to-vec3.c
    trunk/gcc/testsuite/gcc.dg/scal-to-vec1.c
    trunk/gcc/testsuite/gcc.dg/scal-to-vec2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/c-family/ChangeLog
    trunk/gcc/c-family/c-common.c
    trunk/gcc/c-family/c-common.h
    trunk/gcc/c-typeck.c
    trunk/gcc/doc/extend.texi
    trunk/gcc/testsuite/ChangeLog