| 1 | // RUN: %clang -std=c17 %s -o %t && %run %t |
| 2 | /// Test __isoc23_* for glibc 2.38+. |
| 3 | // RUN: %clang -std=c23 %s -o %t && %run %t |
| 4 | |
| 5 | #include <assert.h> |
| 6 | #include <stdarg.h> |
| 7 | #include <stdio.h> |
| 8 | |
| 9 | int test_vsscanf(const char *buf, const char *fmt, ...) { |
| 10 | va_list ap; |
| 11 | va_start(ap, fmt); |
| 12 | int ret = vsscanf(s: buf, format: fmt, arg: ap); |
| 13 | va_end(ap); |
| 14 | return ret; |
| 15 | } |
| 16 | |
| 17 | int main(int argc, char **argv) { |
| 18 | int x, y; |
| 19 | assert(sscanf("42" , "%d" , &x) == 1); |
| 20 | assert(x == 42); |
| 21 | assert(test_vsscanf("42" , "%d" , &y) == 1); |
| 22 | assert(y == 42); |
| 23 | return 0; |
| 24 | } |
| 25 | |