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[Bug fortran/34006] vectorization with 64-bit integers
- From: "kargl at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 6 Nov 2007 17:45:59 -0000
- Subject: [Bug fortran/34006] vectorization with 64-bit integers
- References: <bug-34006-1492@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #1 from kargl at gcc dot gnu dot org 2007-11-06 17:45 -------
Works for me on trunk. Doesn't work in 4.2.
troutmask:sgk[217] gfc4x -o z -O2 -ftree-vectorize -fdefault-integer-8 z.f
troutmask:sgk[218] ./z
1 2 4 7 11 16 22 29 37 46
troutmask:sgk[219] gfc4x -o z -O2 -ftree-vectorize z.f
troutmask:sgk[220] ./z
1 2 4 7 11 16 22 29 37 46
troutmask:sgk[221] gfc -o z -O2 -ftree-vectorize z.f
troutmask:sgk[222] ./z
1 2 4 7 11 16 22 29 37 46
troutmask:sgk[223] gfc -o z -O2 -ftree-vectorize -fdefault-integer-8 z.f
troutmask:sgk[224] ./z
1 2 4 140737488348667 140737488348671 5 11 8601384231 8601384239 9
IMHO, one should avoid -fdefault-integer-8 because it typically doesn't
do what one thinks!
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34006