PR rtl-optimization/47477
commiteaa6752ede63edfc64da0db4a6e96657cf41325e
authorlaw <law@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 13 Feb 2015 20:17:55 +0000 (13 20:17 +0000)
committerlaw <law@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 13 Feb 2015 20:17:55 +0000 (13 20:17 +0000)
tree79bec4c1dc64b01a597c72371d5e618363458405
parent82a343d2ac451b6b1f663abf2e35e2f604300a37
PR rtl-optimization/47477
* match.pd (convert (plus/minus (convert @0) (convert @1): New
simplifier to narrow arithmetic.

PR rtl-optimization/47477
* gcc.dg/tree-ssa/pr47477.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@220695 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/match.pd
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.dg/tree-ssa/pr47477.c [new file with mode: 0644]