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r145127 - in /trunk/gcc: ChangeLog builtins.c t...
- From: jakub at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Fri, 27 Mar 2009 21:40:09 -0000
- Subject: r145127 - in /trunk/gcc: ChangeLog builtins.c t...
Author: jakub
Date: Fri Mar 27 21:40:08 2009
New Revision: 145127
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=145127
Log:
* builtins.c (fold_builtin_memory_op): Optimize memmove
into memcpy if we can prove source and destination don't overlap.
* gcc.dg/memmove-2.c: New test.
* gcc.dg/memmove-3.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/memmove-2.c
trunk/gcc/testsuite/gcc.dg/memmove-3.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/builtins.c
trunk/gcc/testsuite/ChangeLog