Non-SFI NaCl: Filter out all optimization flags for libc_free.c

chrome/test/data/nacl/nacl_test_data.gyp

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'includes': [
     '../../../../ppapi/ppapi_nacl_test_common.gypi',
   ],
   'targets': [
     {
@@ skipping 1162 matching lines @@
             '-O0',
           ],
           'cflags!': [
             # We filter these out because release_extra_cflags or another
             # such thing might be adding them in, and those options wind up
             # coming after the -fno-stack-protector we added above.
             '-fstack-protector',
             '-fstack-protector-all',
             '-fprofile-generate',
             '-finstrument-functions',
+            '-O',
+            '-O1',

[Mark Seaborn, 2014/08/06 20:51:21]

FWIW, Gyp does support regexps.  You could probably use:

'cflags/': [['exclude', '$-O']], # Strip -O2, -Os etc.

See https://code.google.com/p/gyp/wiki/InputFormatReference#List_Filters

[hamaji, 2014/08/06 22:04:12]

You meant ^-O ? Done.

             '-O2',
+            '-O3',
+            '-O4',
+            '-Ofast',
+            '-Os',
             # ARM GCC emits symbols like __aeabi_unwind_cpp_pr0 in
             # .exidx sections with this flag.
             '-funwind-tables',
           ],
           'ldflags': [
             '-nostdlib',
             '-shared',
             # This binary cannot relocate itself, so we should have no
             # undefined references left.
             '-Wl,--no-undefined',
@@ skipping 60 matching lines @@
               'files': [
                 '>@(test_files)',
               ],
             },
           ],
         },
       ],
     }],
   ],
 }