Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/pr20701.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-vrp1 -fno-early-inlining -fdelete-null-pointer-checks" } */ typedef struct { int code; } *rtx; static inline void *zero () { return 0; } static inline int three () { return 3; } int can_combine_p (rtx insn, rtx elt) { rtx set; set = zero (); if (insn->code == three ()) set = insn; else { set = elt; if (set == zero ()) return 0; } if (set == zero ()) return 1; return 0; } /* Target disabling -fdelete-null-pointer-checks should not fold checks */ /* { dg-final { scan-tree-dump-times "Folding predicate.*to 0" 1 "vrp1" { target { ! keeps_null_pointer_checks } } } } */ /* { dg-final { scan-tree-dump-times "Folding predicate.*to 0" 0 "vrp1" { target { keeps_null_pointer_checks } } } } */