Merge pull request #1 from boegel/optarch_cmdline

fix minor remarks w.r.t. style & code organization

Author: georg-rath

easybuild/tools/options.py

@@ -170,8 +170,9 @@ def override_options(self):
             'skip-test-cases': ("Skip running test cases", None, 'store_true', False, 't'),
             'umask': ("umask to use (e.g. '022'); non-user write permissions on install directories are removed",
                       None, 'store', None),
-            'optarch': ("Set architecture optimization, overriding native architecture optimizations", None, 'store', None),
-		})
+            'optarch': ("Set architecture optimization, overriding native architecture optimizations",
+                        None, 'store', None),
+        })
 
         self.log.debug("override_options: descr %s opts %s" % (descr, opts))
         self.add_group_parser(opts, descr)

easybuild/tools/toolchain/compiler.py

@@ -262,11 +262,13 @@ def _get_optimal_architecture(self):
         if self.arch is None:
             self.arch = systemtools.get_cpu_vendor()
 
-        if self.COMPILER_OPTIMAL_ARCHITECTURE_OPTION is not None and self.arch in self.COMPILER_OPTIMAL_ARCHITECTURE_OPTION:
-            if build_option('optarch') is not None:
-                optarch = build_option('optarch')
-            else:
-                optarch = self.COMPILER_OPTIMAL_ARCHITECTURE_OPTION[self.arch]
+        optarch = None
+        if build_option('optarch') is not None:
+            optarch = build_option('optarch')
+        elif self.arch in (self.COMPILER_OPTIMAL_ARCHITECTURE_OPTION or []):
+            optarch = self.COMPILER_OPTIMAL_ARCHITECTURE_OPTION[self.arch]
+
+        if optarch is not None:
             self.log.info("_get_optimal_architecture: using %s as optarch for %s." % (optarch, self.arch))
             self.options.options_map['optarch'] = optarch
 

test/framework/toolchain.py

@@ -295,17 +295,16 @@ def test_override_optarch(self):
         """Test whether overriding the optarch flag works."""
         tc_class, _ = search_toolchain("goalf")
         flag_vars = ['CFLAGS', 'CXXFLAGS', 'FFLAGS', 'F90FLAGS']
-        build_options = { }
-        for optarch_var in [ 'march=lovelylovelysandybridge', None ]:
-            build_options.update({'optarch': optarch_var})
+        for optarch_var in ['march=lovelylovelysandybridge', None]:
+            build_options = {'optarch': optarch_var}
             init_config(build_options=build_options)
             for enable in [True, False]:
                 tc = tc_class(version="1.1.0-no-OFED")
                 tc.set_options({'optarch': enable})
                 tc.prepare()
                 flag = None
                 if optarch_var is not None:
-                    flag = '-march=lovelylovelysandybridge'
+                    flag = '-%s' % optarch_var
                 else:
                     flag = '-march=native'
 
@@ -314,7 +313,7 @@ def test_override_optarch(self):
                     if enable:
                         self.assertTrue(flag in flags, "optarch: True means %s in %s" % (flag, flags))
                     else:
-                        self.assertTrue(flag not in flags, "optarch: False means no %s in %s" % (flag, flags))
+                        self.assertFalse(flag in flags, "optarch: False means no %s in %s" % (flag, flags))
 
     def test_misc_flags_unique_fortran(self):
         """Test whether unique Fortran compiler flags are set correctly."""