modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/compile/pr82879.c (about)

     1  int a, b;
     2  static __attribute__((cold)) void fn1() {
     3    for (;;)
     4      for (; a;)
     5        ;
     6  }
     7  void fn2() {
     8    if (b)
     9      fn1();
    10  }
    11