0273-cpp.c - scc - simple c99 compiler
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       ---
       0273-cpp.c (524B)
       ---
            1 #define a(x) #   x
            2 
            3 static char *s = a ( 3
            4 2);
            5 
            6 static int
            7 cmp(char *s1, char *s2)
            8 {
            9         while (*s1 && *s2 && *s1 == *s2)
           10                 ++s1, ++s2;
           11         return *s1 == '\0' && *s2 == '\0';
           12 }
           13 
           14 int
           15 main(void)
           16 {
           17         if (!cmp(a(3), "3"))
           18                 return 1;
           19         if (!cmp(a( 3 ), "3"))
           20                 return 2;
           21         if (!cmp(a( 3  2 ), "3 2"))
           22                 return 3;
           23         if (!cmp(s, "3 2"))
           24                 return 4;
           25         if (!cmp(a("3 2  1\n"), "\"3 2  1\\n\""))
           26                 return 5;
           27         if (!cmp(a('\n'), "'\\n'"))
           28                 return 6;
           29         if (!cmp(a('"'), "'\"'"))
           30                 return 6;
           31         if (!cmp(a(: @\n), ": @\n"))
           32                 return 7;
           33 
           34         return 0;
           35 }