create mode 100644 src/Sema/bitcast.zig
 create mode 100644 src/Sema/comptime_ptr_access.zig
 create mode 100644 test/cases/compile_errors/bad_usingnamespace_transitive_failure.zig
 create mode 100644 test/cases/compile_errors/bit_ptr_non_packed.zig
 create mode 100644 test/cases/compile_errors/bitcast_undef.zig
 delete mode 100644 test/cases/compile_errors/comptime_dereference_slice_of_struct.zig
 create mode 100644 test/cases/compile_errors/overflow_arithmetic_on_vector_with_undefined_elems.zig
 create mode 100644 test/cases/compile_errors/pointer_exceeds_containing_value.zig