Always pass the compiler its own arguments.

theano/gof/cutils.py

@@ -70,7 +70,9 @@ except ImportError:
             if not os.path.exists(loc):
                 os.mkdir(loc)
 
-            cmodule.GCC_compiler.compile_str('cutils_ext', code, location=loc)
+            args = cmodule.GCC_compiler.compile_args()
+            cmodule.GCC_compiler.compile_str('cutils_ext', code, location=loc,
+                                             preargs=args)
             from cutils_ext.cutils_ext import *
 
     finally:

theano/gof/lazylinker_c.py

@@ -53,7 +53,9 @@ except ImportError:
             loc = os.path.join(config.compiledir, dirname)
             if not os.path.exists(loc):
                 os.mkdir(loc)
-            cmodule.GCC_compiler.compile_str(dirname, code, location=loc)
+            args = cmodule.GCC_compiler.compile_args()
+            cmodule.GCC_compiler.compile_str(dirname, code, location=loc,
+                                             preargs=args)
             # Save version into the __init__.py file.
             init_py = os.path.join(loc, '__init__.py')
             open(init_py, 'w').write('_version = %s\n' % version)

theano/sandbox/cuda/__init__.py

@@ -122,7 +122,8 @@ try:
                     'cuda_ndarray',
                     code,
                     location=cuda_ndarray_loc,
-                    include_dirs=[cuda_path], libs=['cublas'])
+                    include_dirs=[cuda_path], libs=['cublas'],
+                    preargs=compiler.compile_args())
             from cuda_ndarray.cuda_ndarray import *
 except Exception, e:
     _logger.error("Failed to compile cuda_ndarray.cu: %s", str(e))

theano/scan_module/scan_perform_ext.py

@@ -50,10 +50,10 @@ except ImportError:
             loc = os.path.join(config.compiledir, dirname)
             if not os.path.exists(loc):
                 os.mkdir(loc)
+            preargs = ['-pthread', '-fwrapv', '-O2', '-fno-strict-aliasing']
+            preargs += cmodule.GCC_compiler.compile_args()
             cmodule.GCC_compiler.compile_str(dirname, code, location=loc,
-                                             preargs=['-pthread', '-fwrapv',
-                                                      '-O2',
-                                                      '-fno-strict-aliasing'])
+                                             preargs=preargs)
             # Save version into the __init__.py file.
             init_py = os.path.join(loc, '__init__.py')
             open(init_py, 'w').write('_version = %s\n' % version)