diff options
Diffstat (limited to 'gcc/ipa-cp.c')
| -rw-r--r-- | gcc/ipa-cp.c | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/gcc/ipa-cp.c b/gcc/ipa-cp.c index ce5051fe242..527c0c42530 100644 --- a/gcc/ipa-cp.c +++ b/gcc/ipa-cp.c @@ -227,10 +227,14 @@ ipcp_lats_are_equal (struct ipcp_lattice *lat1, struct ipcp_lattice *lat2) if (lat1->type != lat2->type) return false; - if (operand_equal_p (lat1->constant, lat2->constant, 0)) - return true; - - return false; + if (TREE_CODE (lat1->constant) == ADDR_EXPR + && TREE_CODE (lat2->constant) == ADDR_EXPR + && TREE_CODE (TREE_OPERAND (lat1->constant, 0)) == CONST_DECL + && TREE_CODE (TREE_OPERAND (lat2->constant, 0)) == CONST_DECL) + return operand_equal_p (DECL_INITIAL (TREE_OPERAND (lat1->constant, 0)), + DECL_INITIAL (TREE_OPERAND (lat2->constant, 0)), 0); + else + return operand_equal_p (lat1->constant, lat2->constant, 0); } /* Compute Meet arithmetics: @@ -386,8 +390,16 @@ ipcp_print_all_lattices (FILE * f) fprintf (f, " param [%d]: ", i); if (lat->type == IPA_CONST_VALUE) { + tree cst = lat->constant; fprintf (f, "type is CONST "); - print_generic_expr (f, lat->constant, 0); + print_generic_expr (f, cst, 0); + if (TREE_CODE (cst) == ADDR_EXPR + && TREE_CODE (TREE_OPERAND (cst, 0)) == CONST_DECL) + { + fprintf (f, " -> "); + print_generic_expr (f, DECL_INITIAL (TREE_OPERAND (cst, 0)), + 0); + } fprintf (f, "\n"); } else if (lat->type == IPA_TOP) |