fortify-headers

standalone fortify-source implementation
git clone git://git.2f30.org/fortify-headers
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test_snprintf_dynamic.c (332B)

      1 #include "common.h"
      2 
      3 #include <stdio.h>
      4 
      5 int main(int argc, char** argv) {
      6 #if !defined(__clang__)
      7   char buffer[8] = {0};
      8   snprintf(buffer, sizeof(buffer), "%s", "1234567");
      9   puts(buffer);
     10 
     11   CHK_FAIL_START
     12   snprintf(buffer, sizeof(buffer) + argc + 3, "%s", "1234567890");
     13   CHK_FAIL_END
     14 
     15   puts(buffer);
     16 #endif
     17   return ret;
     18 }