/* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-tailc-details" } */ /* Test provided by Richard Earnshaw in PR 14312. */ void bar (int i); void baz (int *); void foo (int *x) { if (*x < 0) { baz (x); return; } bar (*x); } /* The test has no local call-clobbered variables. Only the memory tag for 'x' is call-clobbered. And since tags are not real variables, they ought to be ignored. There should be two tail calls here. */ /* { dg-final { scan-tree-dump-times "Found tail call" 2 "tailc"} } */ /* { dg-final { cleanup-tree-dump "tailc" } } */