[Bug middle-end/56888] memcpy implementation optimized as a call to memcpy

2013-07-17 Thread xanclic at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56888 --- Comment #17 from Max Reitz --- (In reply to Andreas Schwab from comment #16) > That's exactly what I wrote. Ah, okay, sorry I misunderstood.

[Bug middle-end/56888] memcpy implementation optimized as a call to memcpy

2013-07-17 Thread xanclic at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56888 --- Comment #15 from Max Reitz --- (In reply to Andreas Schwab from comment #14) > The relevant option is -ffreestanding, not -nostdlib. If you're referring to me, I'll be glad to cite my OP for you :D > Compiling the attached trivial memcpy imp

[Bug middle-end/56888] memcpy implementation optimized as a call to memcpy

2013-07-17 Thread xanclic at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56888 --- Comment #13 from Max Reitz --- (In reply to Brooks Moses from comment #12) > Now, if this replacement still happens when you compile with -nostdlib, that > would be a bug since it becomes legal code in that case. But that's > somewhat of a se

[Bug middle-end/56888] memcpy implementation optimized as a call to memcpy

2013-04-09 Thread xanclic at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56888 --- Comment #7 from Max Reitz 2013-04-09 13:20:06 UTC --- (In reply to comment #6) > On Tue, 9 Apr 2013, xanclic at gmail dot com wrote: > > > > > http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56888 > > > > --- C

[Bug middle-end/56888] memcpy implementation optimized as a call to memcpy

2013-04-09 Thread xanclic at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56888 --- Comment #5 from Max Reitz 2013-04-09 13:02:19 UTC --- (In reply to comment #3) > Just add -fno-tree-loop-distribute-patterns to the already long list of > options > you need for compilation of certain routines in your C library. Th

[Bug middle-end/56888] New: memcpy implementation optimized as a call to memcpy

2013-04-08 Thread xanclic at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56888 Bug #: 56888 Summary: memcpy implementation optimized as a call to memcpy Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal