diff options
Diffstat (limited to 'tool/ruby_vm/helpers/c_escape.rb')
| -rw-r--r-- | tool/ruby_vm/helpers/c_escape.rb | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/tool/ruby_vm/helpers/c_escape.rb b/tool/ruby_vm/helpers/c_escape.rb index 34fafd1e34..2a99e408da 100644 --- a/tool/ruby_vm/helpers/c_escape.rb +++ b/tool/ruby_vm/helpers/c_escape.rb @@ -17,7 +17,10 @@ module RubyVM::CEscape # generate comment, with escaps. def commentify str - return "/* #{str.b.gsub('*/', '*\\/').gsub('/*', '/\\*')} */" + unless str = str.dump[/\A"\K.*(?="\z)/] + raise Encoding::CompatibilityError, "must be ASCII-compatible (#{str.encoding})" + end + return "/* #{str.gsub('*/', '*\\/').gsub('/*', '/\\*')} */" end # Mimic gensym of CL. |