Treat '@' as a comment. Fixes #20

etc/config/c++.lud-mgodbolt01.properties

@@ -1,6 +1,6 @@
 # Default settings for GCC Explorer.
 defaultCompiler=g52
-compilers=/usr/bin/g++:g44:g45:g46:clang35:g51:g52:gdef:msp430g453:cl:tcc
+compilers=/usr/bin/g++:g44:g45:g46:clang35:g51:g52:gdef:msp430g453:cl:tcc:/usr/bin/arm-linux-gnueabi-g++
 #compilers=&gcc:&clang:&windows
 group.gcc.compilers=gdef:g62
 compiler.gdef.exe=/usr/bin/g++

static/asm-mode.js

@@ -112,7 +112,8 @@ define(function (require) {
                     [/[ \t\r\n]+/, 'white'],
                     [/\/\*/, 'comment', '@comment'],
                     [/\/\/.*$/, 'comment'],
-                    [/#.*$/, 'comment']
+                    [/#.*$/, 'comment'],
+                    [/@.*$/, 'comment']
                 ]
             }
         };