[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

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

           What    |Removed                     |Added
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                 CC|                            |jakub at gcc dot gnu.org,
                   |                            |rsandifo at gcc dot gnu.org

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
The find_widening_optab_handler_and_mode change is clearly wrong for partial
modes.  While wider modes for MODE_INT modes should be MODE_INT too, for
MODE_PARTIAL_INT modes GET_MODE_WIDER_MODE is the associated MODE_INT mode.