1 + 2 - 3214L & 0x120894 032173 2|&~+(-7){0xabcdef 0xABCDEFl} Begin End
He11o LLVM
identifier-with-dashes

"RC string test.",L"Another RC string test.'&{",42,100

Block Comment Ident /*block /* // comment */ ifier

Line Comment // Identifier /*

/* Multi line
   block
   comment */

Multiple /* comments */ on /* a */ single // line

         ":))"