[Bug target/110748] RISC-V: optimize store of DF 0.0

[law at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110748

Jeffrey A. Law <law at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |law at gcc dot gnu.org

--- Comment #5 from Jeffrey A. Law <law at gcc dot gnu.org> ---
I'd bet it's const_0_operand not allowing CONST_DOUBLE.

The question is what unintended side effects we'd have if we allowed
CONST_DOUBLE 0.0 in const_0_operand.