[Bug c/37807] Exponential compile time with MMX builtins.

suckfish at ihug dot co dot nz gcc-bugzilla@gcc.gnu.org
Sun Oct 12 05:23:00 GMT 2008



------- Comment #9 from suckfish at ihug dot co dot nz  2008-10-12 05:22 -------
Created an attachment (id=16486)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16486&action=view)
Possible fix for 37807

Patch above essentially stops nonzero_bits1 and num_sign_bit_copies1 processing
vector types.

This fixes the problem & looking at those functions, they were not written with
vector types in mind.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37807



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