[Bug target/83789] __builtin_altivec_lvx fails for powerpc for altivec-4.c

[bergner at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83789

--- Comment #13 from Peter Bergner <bergner at gcc dot gnu.org> ---
Ok, I have a patch that eliminates the duplicate patterns and greatly
simplifies the code that calls these patterns.  I'm testing it now.