[FFmpeg-cvslog] r21522 - trunk/configure

[Carl Eugen Hoyos]

Carl Eugen Hoyos <cehoyos <at> ag.or.at> writes:

> > +check_cc <<EOF && enable attribute_may_alias
> > +union { int x; } __attribute__((may_alias)) x;
> > +EOF
> 
> How is this supposed to work?
> On all compilers I tested (gcc 2.95.3, icc 11.1), attribute may_alias is not
> supported, but configure happily reports it's working.

icc claiming gcc compatibility but not supporting attribute may_alias is now
Intel issue 582523.

Carl Eugen