Commit ddbac0c6 authored by Committed by Fiona Glaser
Use __attribute__((may_alias)) for type-punning
GCC thinks pointer casts to unions aren't valid with strict aliasing. See http://gcc.gnu.org/onlinedocs/gcc-4.4.2/gcc/Optimize-Options.html#Type_002dpunning. Also use M32() in y4m.c. Enable -Wstrict-aliasing again since all such warnings are fixed.
Showing with 8 additions and 6 deletions