modernc.org/cc@v1.0.1/testdata/gcc-6.3.0/gcc/testsuite/gcc.c-torture/compile/pr34030.c (about)

     1  int myvar;
     2  
     3  int foo(int mynum)
     4  {
     5    if ((((void *)0) == (myvar & ((1U<<0) << mynum))) && (mynum > 0))
     6      return 1;
     7    return 0;
     8  }