Do not get confused by Apple GCC dylib special '-compatibility_version' and '-current_version' directives when scanning for input files. Fixes test_the_bullet on OSX after the previous commit.

emcc

@@ -978,7 +978,7 @@ try:
 
     if i > 0:
       prev = newargs[i-1]
-      if prev in ['-MT', '-MF', '-MQ', '-D', '-U', '-o', '-x', '-Xpreprocessor', '-include', '-imacros', '-idirafter', '-iprefix', '-iwithprefix', '-iwithprefixbefore', '-isysroot', '-imultilib', '-A', '-isystem', '-iquote', '-install_name', '-I', '-L']: continue # ignore this gcc-style argument
+      if prev in ['-MT', '-MF', '-MQ', '-D', '-U', '-o', '-x', '-Xpreprocessor', '-include', '-imacros', '-idirafter', '-iprefix', '-iwithprefix', '-iwithprefixbefore', '-isysroot', '-imultilib', '-A', '-isystem', '-iquote', '-install_name', '-compatibility_version', '-current_version', '-I', '-L']: continue # ignore this gcc-style argument
 
     if (os.path.islink(arg) and os.path.realpath(arg).endswith(SOURCE_SUFFIXES + BITCODE_SUFFIXES + DYNAMICLIB_SUFFIXES + ASSEMBLY_SUFFIXES)):
       arg = os.path.realpath(arg)
@@ -994,29 +994,27 @@ try:
         if arg_suffix.endswith(SOURCE_SUFFIXES):
           input_files.append(arg)
           has_source_inputs = True
+        elif arg_suffix.endswith(ASSEMBLY_SUFFIXES) or shared.Building.is_bitcode(arg): # this should be bitcode, make sure it is valid
+          input_files.append(arg)
+        elif arg_suffix.endswith(STATICLIB_SUFFIXES + DYNAMICLIB_SUFFIXES):
+          # if it's not, and it's a library, just add it to libs to find later
+          l = unsuffixed_basename(arg)
+          for prefix in LIB_PREFIXES:
+            if not prefix: continue
+            if l.startswith(prefix):
+              l = l[len(prefix):]
+              break
+          libs.append(l)
+          newargs[i] = ''
         else:
-          # this should be bitcode, make sure it is valid
-          if arg_suffix.endswith(ASSEMBLY_SUFFIXES) or shared.Building.is_bitcode(arg):
-            input_files.append(arg)
-          elif arg_suffix.endswith(STATICLIB_SUFFIXES + DYNAMICLIB_SUFFIXES):
-            # if it's not, and it's a library, just add it to libs to find later
-            l = unsuffixed_basename(arg)
-            for prefix in LIB_PREFIXES:
-              if not prefix: continue
-              if l.startswith(prefix):
-                l = l[len(prefix):]
-                break
-            libs.append(l)
-            newargs[i] = ''
-          else:
-            logging.warning(arg + ' is not valid LLVM bitcode')
+          logging.warning(arg + ' is not valid LLVM bitcode')
       elif arg_suffix.endswith(STATICLIB_SUFFIXES):
-          if not shared.Building.is_ar(arg):
-            if shared.Building.is_bitcode(arg):
-              logging.error(arg + ': File has a suffix of a static library ' + str(STATICLIB_SUFFIXES) + ', but instead is an LLVM bitcode file! When linking LLVM bitcode files, use one of the suffixes ' + str(BITCODE_SUFFIXES))
-            else:
-              logging.error(arg + ': Unknown format, not a static library!')
-            exit(1)
+        if not shared.Building.is_ar(arg):
+          if shared.Building.is_bitcode(arg):
+            logging.error(arg + ': File has a suffix of a static library ' + str(STATICLIB_SUFFIXES) + ', but instead is an LLVM bitcode file! When linking LLVM bitcode files, use one of the suffixes ' + str(BITCODE_SUFFIXES))
+          else:
+            logging.error(arg + ': Unknown format, not a static library!')
+          exit(1)
       else:
         logging.error(arg + ": Input file has an unknown suffix, don't know what to do with it!")
         exit(1)