create mode 100644 lib/std/special/compiler_rt/subo.zig
 create mode 100644 lib/std/special/compiler_rt/subodi4_test.zig
 create mode 100644 lib/std/special/compiler_rt/subosi4_test.zig
 create mode 100644 lib/std/special/compiler_rt/suboti4_test.zig