[Bug middle-end/46488] [4.5 regression] server/core_filters.c from apache httpd 2.2.17 miscompiled at -O3

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46488 --- Comment #25 from Joe Orton 2010-11-29 14:03:40 UTC --- (In reply to comment #22) > APR_RING_SPLICE_HEAD does such a dereference as far I can see: You are right, sorry, I had forgotten exactly how this code works. (In reply to comment #24) >

[Bug middle-end/46488] [4.5 regression] server/core_filters.c from apache httpd 2.2.17 miscompiled at -O3

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46488 --- Comment #21 from Joe Orton 2010-11-29 11:38:44 UTC --- Thanks for the explanation. (In reply to comment #20) > > Why specifically does this result in an C99 aliasing violation anyway? The > > pointers to which this macro evaluates are never

[Bug middle-end/46488] [4.5 regression] server/core_filters.c from apache httpd 2.2.17 miscompiled at -O3

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46488 Joe Orton changed: What|Removed |Added CC||jorton at redhat dot com --- Comment #19

[Bug c/20318] New: RFE: add attribute to specify that a function never returns NULL

at gcc dot gnu dot org ReportedBy: jorton at redhat dot com CC: gcc-bugs at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20318