1 // PR c++/87481
2 // { dg-do compile { target c++14 } }
3 // { dg-options "-fconstexpr-loop-limit=98304 -fconstexpr-ops-limit=131072" } */
4
5 constexpr unsigned
foo()6 foo ()
7 {
8 unsigned int r = 0;
9 for (int i = 0; i < 65536; i++)
10 for (int j = 0; j < 65536; j++)
11 for (int k = 0; k < 65536; k++) // { dg-error "'constexpr' evaluation operation count exceeds limit of 131072" "" { target *-*-* } 0 }
12 r += (i + j + k);
13 return r;
14 }
15
16 constexpr auto x = foo (); // { dg-message "in 'constexpr' expansion of" }
17