create mode 100644 doc/langref/test_comptime_shlExact_overflow.zig
 delete mode 100644 doc/langref/test_comptime_shlExact_overwlow.zig
 create mode 100644 test/cases/compile_errors/shift_by_larger_than_usize.zig
 create mode 100644 test/cases/compile_errors/shl_exact_on_undefined_value.zig
 create mode 100644 test/cases/compile_errors/shl_on_undefined_value.zig
 create mode 100644 test/cases/compile_errors/shl_with_overflow_on_undefined_value.zig
 create mode 100644 test/cases/compile_errors/shr_exact_on_undefined_value.zig
 create mode 100644 test/cases/compile_errors/shr_on_undefined_value.zig
 create mode 100644 test/cases/compile_errors/undef_shifts_are_illegal.zig