/* { dg-options "-O2 -fdump-tree-ivopts -fkeep-gc-roots-live" } */ /* Only integer ivopts here when using -fkeep-gc-roots-live. */ void foo (char *pstart, int n) { char *p; char *pend = pstart + n; for (p = pstart; p < pend; p++) *p = 1; } void foo1 (char *pstart, int n) { char *p; char *pend = pstart + n; for (p = pstart; p != pend; p++) *p = 1; } /* { dg-final { scan-tree-dump-times "ivtmp.\[0-9_\]* = PHI <\[^0\]\[^,\]*, \[^0\]" 0 "ivopts"} } */