gcc/testsuite/gcc.dg/Walloca-12.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-Walloca-larger-than=128 -O2" } */
   3
   4 void f (void*);
   5
   6 void g (unsigned int n)
   7 {
   8   if (n == 7)
   9     n = 11;
  10   f (__builtin_alloca (n)); /* { dg-warning "unbounded use of 'alloca'" } */
  11 }