[Bug target/84406] [8 Regression][MSP430] ICE on valid code in find_widening_optab_handler_and_mode, at optabs-query.c:476

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84406

--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Comment on attachment 43434
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43434
Possible patch

From the above comments, from_mode can be also MODE_INT and to_mode
MODE_PARTIAL_INT, though I wonder how, because it clearly couldn't reach the
PSImode by FOR_EACH_MODE.