http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45733
Richard Guenther rguenth at gcc dot gnu.org changed:
What|Removed |Added
Status|NEW |ASSIGNED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45733
--- Comment #7 from Richard Guenther rguenth at gcc dot gnu.org 2010-11-04
12:42:59 UTC ---
Author: rguenth
Date: Thu Nov 4 12:42:57 2010
New Revision: 166308
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=166308
Log:
2010-11-04 Richard
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45733
Richard Guenther rguenth at gcc dot gnu.org changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45733
Richard Guenther rguenth at gcc dot gnu.org changed:
What|Removed |Added
Priority|P3 |P1
--- Comment #1 from zsojka at seznam dot cz 2010-09-20 11:43 ---
Created an attachment (id=21848)
-- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=21848action=view)
reduced testcase
$ gcc -O -fstrict-overflow -ftree-vectorize pr45733.c
--
--- Comment #2 from irar at il dot ibm dot com 2010-09-20 12:17 ---
Looks like it is caused by revision 164367:
http://gcc.gnu.org/ml/gcc-cvs/2010-09/msg00661.html
--
irar at il dot ibm dot com changed:
What|Removed |Added
--- Comment #3 from irar at il dot ibm dot com 2010-09-20 13:08 ---
For vector(2) void * we get vec_perm_v2di_u builtin declaration, because the
mode of vector(2) void * is unsigned V2DI.
I wonder if this can happen for every builtin call, and we should convert back
to the original
--- Comment #4 from matz at gcc dot gnu dot org 2010-09-20 13:17 ---
Yeah, probably some fold_convert is missing in reverse_vec_elements() in case
the type of the args or the return type of the chosen builtin decl don't
exactly match.
--
--- Comment #5 from hjl dot tools at gmail dot com 2010-09-20 19:50 ---
(In reply to comment #2)
Looks like it is caused by revision 164367:
http://gcc.gnu.org/ml/gcc-cvs/2010-09/msg00661.html
Revision 164367 is the cause. Revision 164367 also caused PR 45720.
Don't know if they
