/* Check that the div0s instruction is used for integer sign comparisons. */ /* { dg-do compile } */ /* { dg-options "-O2" } */ /* { dg-final { scan-assembler-times "div0s" 2 } } */ typedef struct { unsigned int arg[100]; } *FunctionCallInfo; typedef struct { int day; int month; } Interval; void* palloc (unsigned int); int bar (void); void baz (void); void interval_pl (FunctionCallInfo fcinfo) { Interval *span1 = ((Interval *) ((char *) ((fcinfo->arg[0])))); Interval *span2 = ((Interval *) ((char *) ((fcinfo->arg[1])))); Interval *result = (Interval *) palloc (sizeof (Interval)); /* Should emit 2x div0s. */ if ((((span1->month) < 0) == ((span2->month) < 0)) && !(((result->month) < 0) == ((span1->month) < 0))) do { if (bar ()) baz (); } while(0); result->day = span1->day + span2->day; }