store-merging: Allow enums during bswap recognition [PR94403]
The following testcase is optimized with char/unsigned char/signed char,
but not with std::byte. The following patch fixes that. Didn't use
INTEGRAL_TYPE_P because bswapping bools is just too weird.
2020-03-31 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/94403
* gimple-ssa-store-merging.c (verify_symbolic_number_p): Allow also
ENUMERAL_TYPE lhs_type.