only for X86_64

Author: mr-c

mypyc/build_setup.py

@@ -1,4 +1,5 @@
 import sys
+import platform
 
 try:
     # Import setuptools so that it monkey-patch overrides distutils
@@ -29,12 +30,13 @@
 
 ccompiler.CCompiler.__spawn = ccompiler.CCompiler.spawn  # type: ignore[attr-defined]
 
+X86_64 = platform.machine() in ("x86_64", "AMD64", "amd64")
 
 def spawn(self, cmd, **kwargs) -> None:  # type: ignore[no-untyped-def]
     compiler_type: str = self.compiler_type
     extra_options = EXTRA_FLAGS_PER_COMPILER_TYPE_PER_PATH_COMPONENT[compiler_type]
     new_cmd = list(cmd)
-    if extra_options is not None:
+    if X86_64 and extra_options is not None:
         # filenames are closer to the end of command line
         for argument in reversed(new_cmd):
             # Check if argument contains a filename. We must check for all

mypyc/lib-rt/setup.py

@@ -8,7 +8,7 @@
 import os
 import subprocess
 import sys
-from collections.abc import Iterable
+import platform
 from distutils import ccompiler, sysconfig
 from typing import Any
 
@@ -40,19 +40,20 @@
     },
 }
 
-__spawn = ccompiler.CCompiler.spawn
+ccompiler.CCompiler.__spawn = ccompiler.CCompiler.spawn  # type: ignore[attr-defined]
 
+X86_64 = platform.machine() in ("x86_64", "AMD64", "amd64")
 
-def spawn(self: ccompiler.CCompiler, cmd: Iterable[str], **kwargs: Any) -> None:
-    compiler_type: str = self.compiler_type  # type: ignore[attr-defined]
+def spawn(self, cmd, **kwargs) -> None:  # type: ignore[no-untyped-def]
+    compiler_type: str = self.compiler_type
     extra_options = EXTRA_FLAGS_PER_COMPILER_TYPE_PER_PATH_COMPONENT[compiler_type]
     new_cmd = list(cmd)
-    if extra_options is not None:
+    if X86_64 and extra_options is not None:
         # filenames are closer to the end of command line
         for argument in reversed(new_cmd):
             # Check if argument contains a filename. We must check for all
             # possible extensions; checking for target extension is faster.
-            if self.obj_extension and not str(argument).endswith(self.obj_extension):  # type: ignore[attr-defined]
+            if self.obj_extension and not str(argument).endswith(self.obj_extension):
                 continue
 
             for path in extra_options.keys():
@@ -66,12 +67,10 @@ def spawn(self: ccompiler.CCompiler, cmd: Iterable[str], **kwargs: Any) -> None:
 
                     # path component is found, no need to search any further
                     break
-    __spawn(self, new_cmd, **kwargs)
+    self.__spawn(new_cmd, **kwargs)
 
 
 ccompiler.CCompiler.spawn = spawn  # type: ignore[method-assign]
-
-
 class BuildExtGtest(build_ext):
     def get_library_names(self) -> list[str]:
         return ["gtest"]