modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/compile/pr42708-1.c (about)

     1  typedef __SIZE_TYPE__ size_t;
     2  void *malloc(size_t);
     3  typedef union YYSTYPE {
     4      char *id;
     5  }  YYSTYPE;
     6  extern YYSTYPE yylval;
     7  void yylex (int b)
     8  {
     9    yylval = (YYSTYPE) (b ? 0 : (char *) malloc (4));
    10  }