[Bug target/66964] Assembler error during ARM cross compile

[ktkachov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66964

--- Comment #4 from ktkachov at gcc dot gnu.org ---
Created attachment 36033
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36033&action=edit
reduced testcase

Attaching reduced testcase.
Not the shortest, but still 100x shorter than the original.
Can be reproduced with -march=armv7-a -mfloat-abi=hard -mfpu=neon -O2