| // This is only in a header so we can use the system_header pragma, |
| // to suppress the warning caused by using a reserved init_priority. |
| #pragma GCC system_header |
| |
| // If the target supports init priorities, set up a static object in the |
| // compiled library to perform the <iostream> initialization once and |
| // sufficiently early (so that it happens before any other global |
| // constructor when statically linking with libstdc++.a), instead of |
| // doing so in (each TU that includes) <iostream>. |
| #if __has_attribute(init_priority) |
| static ios_base::Init __ioinit __attribute__((init_priority(90))); |
| #endif |
