Use llvm.memset.p0i8.* to initialize all same-bytes arrays Similar to #43488 debug builds can now handle `0x0101_u16` and other multi-byte scalars that have all the same bytes (instead of special casing just `0`)
{x86_64,i686}-win7-windows-gnu
Ok
lit_to_const
std::sync::poison
std::sync
#[rustc_force_inline]
allowed_through_unstable_modules
rustc::existing_doc_keyword
write_all