stage2: improved handling of store_to_block_ptr

* AstGen: remove the setBlockBodyEliding function. This is no longer
   needed after 63788b2a511eb87974065a052e2436b0c6202544.
 * Sema: store_to_block_ptr instruction is handled as
   store_to_inferred_ptr or store, as necessary.
adb746a701Andrew Kelley committed on 2/25/2022, 5:28:37 AMparent5d30e80
6 files changedLine totals unavailable