https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104307

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Assignee|unassigned at gcc dot gnu.org      |jakub at gcc dot gnu.org
             Status|NEW                         |ASSIGNED

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 52320
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=52320&action=edit
gcc12-pr104307.patch

Untested fix.
Just the first part of the hunk is needed for this bug, I'm actually not 100%
sure about the rhs2/rhs3 case, but it feels it isn't right (it would e.g. try
to expand_vector_condition the same stmt multiple times).

I must say I don't understand the pushing of all uses into a vector, wouldn't
it make more sense to push there just the VEC_COND_EXPRs with such lhs?
Then we e.g. wouldn't need to do any expand_vector_condition calls if we have
1000 VEC_COND_EXPR uses and then a different use.

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