diff options
| -rwxr-xr-x | emcc | 19 |
1 files changed, 11 insertions, 8 deletions
@@ -203,10 +203,13 @@ Options that are modified or new in %s include: -g2 Preserve function names -g3 Preserve variable names -g4 Preserve LLVM debug info (if -g was - used when compiling the C/C++ sources) - and show line number debug comments. - This is the highest level of debuggability. - (default in -O0) + used when compiling the C/C++ sources), + show line number debug comments, and + generate source maps. This is the highest + level of debuggability. Note that this + may make -O1 and above significantly + slower because JS optimization will be + limited to 1 core. (default in -O0) -g2 Like -g1, but we generate source maps as well, and we preserve comments even with -O1 and above. @@ -736,12 +739,12 @@ try: settings_changes = [] - def validate_arg_level(level_string, max_level): + def validate_arg_level(level_string, max_level, err_msg): try: level = int(level_string) assert 0 <= level <= max_level except: - raise Exception('Invalid argument value: ' + newargs[i]) + raise Exception(err_msg) return level for i in range(len(newargs)): @@ -752,7 +755,7 @@ try: if requested_level == 's': requested_level = 2 settings_changes.append('INLINING_LIMIT=50') - opt_level = validate_arg_level(requested_level, 3) + opt_level = validate_arg_level(requested_level, 3, 'Invalid optimization level: ' + newargs[i]) newargs[i] = '' elif newargs[i].startswith('--llvm-opts'): check_bad_eq(newargs[i]) @@ -796,7 +799,7 @@ try: newargs[i+1] = '' elif newargs[i].startswith('-g'): requested_level = newargs[i][2:] or '3' - debug_level = validate_arg_level(requested_level, 4) + debug_level = validate_arg_level(requested_level, 4, 'Invalid debug level: ' + newargs[i]) newargs[i] = '-g' # we'll need this to get LLVM debug info elif newargs[i] == '--bind': bind = True |