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r206025 - in /trunk/gcc: ChangeLog internal-fn....


Author: jakub
Date: Mon Dec 16 18:44:51 2013
New Revision: 206025

URL: http://gcc.gnu.org/viewcvs?rev=206025&root=gcc&view=rev
Log:
	* internal-fn.c: Include stringpool.h and tree-ssanames.h.
	(ubsan_expand_si_overflow_addsub_check): In the generic expansion,
	try to improve generated code if one of the arguments is constant
	or get_range_info says that one of the argument is always
	negative or always non-negative.
	* tree-vrp.c (simplify_internal_call_using_ranges): New function.
	(simplify_stmt_using_ranges): Call it.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/internal-fn.c
    trunk/gcc/tree-vrp.c


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