std.Target: Treat spirv as identical to spirv64 for ABI size/alignment purposes.
This is arbitrary since spirv (as opposed to spirv32/spirv64) refers to the
version with logical memory layout, i.e. no 'real' pointers. This change at
least matches what clang does.
23b5a6c71eAlex Rønne Petersen committed on 8/6/2024, 6:17:03 PMparent231f322