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[Bug tree-optimization/15785] New: fold misses neg transformation
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 2 Jun 2004 21:07:25 -0000
- Subject: [Bug tree-optimization/15785] New: fold misses neg transformation
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
int f(int x)
{
return ~(x-1);//should be -x
}
--
Summary: fold misses neg transformation
Product: gcc
Version: 3.5.0
Status: UNCONFIRMED
Keywords: missed-optimization, TREE
Severity: enhancement
Priority: P2
Component: tree-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: pinskia at gcc dot gnu dot org
CC: gcc-bugs at gcc dot gnu dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15785