[Bug target/41156] [4.4/4.5 Regression] zlib segfault in inflate_table() compiled w/ -O -msse2 ftree-vectorize

[mahatma at eu dot by]

------- Comment #27 from mahatma at eu dot by  2009-10-13 13:26 -------
(In reply to comment #24)

> > unused wide. Why? What side-effects of "-mstackrealign"? Perfomance?
> 
> Please see PR 40838.

As seen on... a...
I found only ABI standard reasons. FIXME!
But SSE usage still optional like -mstackrealign option. I see no political
differences: "-msse" or "-march=pentium4" or "-mstackrealign". Default "i686"
builds will be same unaligned.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41156