Revert "Add regression test for recursive iterator (#1981)"

This reverts commit bc03cdf as trunk
started using std::filesystem again.

test/check_binary_symbols.py

@@ -58,7 +58,6 @@ def _grep_symbols(symbols: List[Tuple[str, str, str]], patterns: List[Any]) -> L
         tasks = [executor.submit(_grep_symbols, all_symbols[i * chunk_size : (i + 1) * chunk_size], patterns) for i in range(num_workers)]
         return sum((x.result() for x in tasks), [])
 
-
 def check_lib_symbols_for_abi_correctness(lib: str, pre_cxx11_abi: bool = True) -> None:
     print(f"lib: {lib}")
     cxx11_symbols = grep_symbols(lib, LIBTORCH_CXX11_PATTERNS)
@@ -72,17 +71,12 @@ def check_lib_symbols_for_abi_correctness(lib: str, pre_cxx11_abi: bool = True)
             raise RuntimeError(f"Found cxx11 symbols, but there shouldn't be any, see: {cxx11_symbols[:100]}")
         if num_pre_cxx11_symbols < 1000:
             raise RuntimeError("Didn't find enough pre-cxx11 symbols.")
-        # Check for no recursive iterators, regression test for https://github.com/pytorch/pytorch/issues/133437
-        rec_iter_symbols = grep_symbols(lib, [re.compile("std::filesystem::recursive_directory_iterator.*")])
-        if len(rec_iter_symbols) > 0:
-            raise RuntimeError(f"Found use of recursive_directory_iterator in pre-CXX11 binaries, see; {rec_iter_symbols}")
     else:
         if num_pre_cxx11_symbols > 0:
             raise RuntimeError(f"Found pre-cxx11 symbols, but there shouldn't be any, see: {pre_cxx11_symbols[:100]}")
         if num_cxx11_symbols < 100:
             raise RuntimeError("Didn't find enought cxx11 symbols")
 
-
 def main() -> None:
     if os.getenv("PACKAGE_TYPE") == "libtorch":
        install_root = Path(os.getcwd())