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[Bug web/32965] New: missing documentation for -ftree-dse
- From: "rmoore-gcc at plaxo dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 2 Aug 2007 02:29:14 -0000
- Subject: [Bug web/32965] New: missing documentation for -ftree-dse
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
http://gcc.gnu.org/onlinedocs/gcc/Optimize-Options.html shows -ftree-dse as an
optimization enabled by -O / -O1, but doesn't document it below.
via http://tinyurl.com/3cdlnu
Per tree-ssa-dce.c:
A dead store is a store into a memory location which will later be
overwritten by another store without any intervening loads. In this
case the earlier store can be deleted.
--
Summary: missing documentation for -ftree-dse
Product: gcc
Version: unknown
Status: UNCONFIRMED
Severity: minor
Priority: P3
Component: web
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: rmoore-gcc at plaxo dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32965