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* [Bug middle-end/29215] [4.3 Regression] extra store for memcpy [not found] <bug-29215-4@http.gcc.gnu.org/bugzilla/> @ 2024-01-04 1:06 ` guojiufu at gcc dot gnu.org 0 siblings, 0 replies; 4+ messages in thread From: guojiufu at gcc dot gnu.org @ 2024-01-04 1:06 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=29215 Bug 29215 depends on bug 30271, which changed state. Bug 30271 Summary: -mstrict-align can add an store extra for struct argument passing https://gcc.gnu.org/bugzilla/show_bug.cgi?id=30271 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug middle-end/29215] New: Unnecessary use of stack space
@ 2006-09-25 14:46 joerg at netbsd dot org
2009-03-31 19:45 ` [Bug middle-end/29215] [4.3 Regression] extra store for memcpy jsm28 at gcc dot gnu dot org
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: joerg at netbsd dot org @ 2006-09-25 14:46 UTC (permalink / raw)
To: gcc-bugs
The attached file and the output of gcc -O2 -S illustrate the problem.
The inlining of logarg seems to have resulted in a second buffer, which is only
ever written to.
--
Summary: Unnecessary use of stack space
Product: gcc
Version: 4.1.2
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: joerg at netbsd dot org
GCC host triplet: i386--netbsdelf
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29215
^ permalink raw reply [flat|nested] 4+ messages in thread* [Bug middle-end/29215] [4.3 Regression] extra store for memcpy 2006-09-25 14:46 [Bug middle-end/29215] New: Unnecessary use of stack space joerg at netbsd dot org @ 2009-03-31 19:45 ` jsm28 at gcc dot gnu dot org 2009-08-04 12:35 ` rguenth at gcc dot gnu dot org 2010-04-20 13:27 ` rguenth at gcc dot gnu dot org 2 siblings, 0 replies; 4+ messages in thread From: jsm28 at gcc dot gnu dot org @ 2009-03-31 19:45 UTC (permalink / raw) To: gcc-bugs ------- Comment #19 from jsm28 at gcc dot gnu dot org 2009-03-31 19:44 ------- Closing 4.2 branch. -- jsm28 at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|[4.2/4.3 Regression] extra |[4.3 Regression] extra store |store for memcpy |for memcpy Target Milestone|4.2.5 |4.3.4 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29215 ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug middle-end/29215] [4.3 Regression] extra store for memcpy 2006-09-25 14:46 [Bug middle-end/29215] New: Unnecessary use of stack space joerg at netbsd dot org 2009-03-31 19:45 ` [Bug middle-end/29215] [4.3 Regression] extra store for memcpy jsm28 at gcc dot gnu dot org @ 2009-08-04 12:35 ` rguenth at gcc dot gnu dot org 2010-04-20 13:27 ` rguenth at gcc dot gnu dot org 2 siblings, 0 replies; 4+ messages in thread From: rguenth at gcc dot gnu dot org @ 2009-08-04 12:35 UTC (permalink / raw) To: gcc-bugs ------- Comment #20 from rguenth at gcc dot gnu dot org 2009-08-04 12:27 ------- GCC 4.3.4 is being released, adjusting target milestone. -- rguenth at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|4.3.4 |4.3.5 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29215 ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug middle-end/29215] [4.3 Regression] extra store for memcpy 2006-09-25 14:46 [Bug middle-end/29215] New: Unnecessary use of stack space joerg at netbsd dot org 2009-03-31 19:45 ` [Bug middle-end/29215] [4.3 Regression] extra store for memcpy jsm28 at gcc dot gnu dot org 2009-08-04 12:35 ` rguenth at gcc dot gnu dot org @ 2010-04-20 13:27 ` rguenth at gcc dot gnu dot org 2 siblings, 0 replies; 4+ messages in thread From: rguenth at gcc dot gnu dot org @ 2010-04-20 13:27 UTC (permalink / raw) To: gcc-bugs ------- Comment #21 from rguenth at gcc dot gnu dot org 2010-04-20 13:26 ------- WONTFIX on the 4.3 branch. -- rguenth at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Known to fail|4.0.0 4.0.4 4.1.0 4.2.0 |4.0.0 4.0.4 4.1.0 4.2.0 |4.3.2 |4.3.2 4.3.4 Resolution| |FIXED Target Milestone|4.3.5 |4.4.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29215 ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2024-01-04 1:06 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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[not found] <bug-29215-4@http.gcc.gnu.org/bugzilla/>
2024-01-04 1:06 ` [Bug middle-end/29215] [4.3 Regression] extra store for memcpy guojiufu at gcc dot gnu.org
2006-09-25 14:46 [Bug middle-end/29215] New: Unnecessary use of stack space joerg at netbsd dot org
2009-03-31 19:45 ` [Bug middle-end/29215] [4.3 Regression] extra store for memcpy jsm28 at gcc dot gnu dot org
2009-08-04 12:35 ` rguenth at gcc dot gnu dot org
2010-04-20 13:27 ` rguenth at gcc dot gnu dot org
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