ref: c22a72acf6627d779b527dfd43e6abc7148f2886
dir: /tests/cc/execute/0200-cpp.c/
/* taken from ISO/IEC 9899:1999 Section 6.10.3.5 p6 */ #define str(s) # s #define xstr(s) str(s) #define debug(s, t) test1("x" # s "= %d, x" # t "= %d", \ x ## s, x ## t) #define INCFILE(n) vers ## n #define vers2 0200-cpp #define glue(a, b) a ## b #define xglue(a, b) glue(a, b) #define HIGHLOW "hello" #define LOW LOW ", world" int test1(char *s, int x, int y) { int i; for (i = 0; s[i]; i++) { if (s[i] != "x1= %d, x2= %d"[i]) return 0; } if (x + y != 3) return 0; return 1; } int test2(char *s1, char *s2) { int i; for (i = 0; s1[i]; i++) { if (s1[i] != s2[i]) return 0; } return s1[i] == '\0' && s2[i] == '\0'; } int test4(char *s) { int i; for (i = 0; s[i]; i++) { if (s[i] != "hello"[i]) return 0; } return 1; } int test5(char *s) { int i; for (i = 0; s[i]; i++) { if (s[i] != "hello, world"[i]) return 0; } return 1; } int main() { int x1 = 1, x2 = 2; char *s = "strncmp(\"abc\\0d\", \"abc\", '\\4') == 0: @\n"; if (!debug(1, 2)) return 1; if (!test2(str(strncmp("abc\0d", "abc", '\4') // this goes away == 0) str(: @\n), s)) return 2; #include xstr(INCFILE(2).h) if (x != 2) return 3; if (!test4(glue(HIGH, LOW))) return 4; if (!test5(xglue(HIGH, LOW))) return 5; return 0; }