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* [Bug c++/64142] Add option, -felide-copies
  2014-12-01 17:57 [Bug c++/64142] New: Add option, -felide-copies r.p.nicholl at gmail dot com
@ 2014-12-01 17:57 ` r.p.nicholl at gmail dot com
  0 siblings, 0 replies; 2+ messages in thread
From: r.p.nicholl at gmail dot com @ 2014-12-01 17:57 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64142

--- Comment #1 from Ryan Nicholl <r.p.nicholl at gmail dot com> ---
The option would be -felide-copies, incase the title needs to be changed later.


^ permalink raw reply	[flat|nested] 2+ messages in thread
* [Bug c++/64142] New: Add option, -felide-copies
@ 2014-12-01 17:57 r.p.nicholl at gmail dot com
  2014-12-01 17:57 ` [Bug c++/64142] " r.p.nicholl at gmail dot com
  0 siblings, 1 reply; 2+ messages in thread
From: r.p.nicholl at gmail dot com @ 2014-12-01 17:57 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64142

            Bug ID: 64142
           Summary: Add option, -felide-copies
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: enhancement
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: r.p.nicholl at gmail dot com

See also https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64141

Very simply, when you copy from a value, and the compiler can prove that this
is the last use of the value before it goes out of scope, then the compiler
should change this to a move operation.


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2014-12-01 17:57 [Bug c++/64142] New: Add option, -felide-copies r.p.nicholl at gmail dot com
2014-12-01 17:57 ` [Bug c++/64142] " r.p.nicholl at gmail dot com

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