modernc.org/cc@v1.0.1/testdata/gcc-6.3.0/gcc/testsuite/gcc.c-torture/compile/20081108-2.c (about)

     1  /* Test boolean conversion as part of returning unsigned value does
     2     not lead to an ICE.  */
     3  
     4  _Bool f(unsigned a) { return a & 1; }