From 87f2a9f57bfc1a95934202110badb4d1a31409ed Mon Sep 17 00:00:00 2001 From: Roger Sayle Date: Fri, 2 Dec 2005 04:40:05 +0000 Subject: tree.h (TREE_OVERFLOW): Make this flag/predicate specific to constant nodes, i.e. * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to constant nodes, i.e. INTEGER_CST, REAL_CST, etc... * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for integer constant comparisons. ada/ * utils.c (max_size): Only test for TREE_OVERFLOW on INTEGER_CST nodes. From-SVN: r107870 --- gcc/tree-vrp.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) (limited to 'gcc/tree-vrp.c') diff --git a/gcc/tree-vrp.c b/gcc/tree-vrp.c index af632e6..0797b5c 100644 --- a/gcc/tree-vrp.c +++ b/gcc/tree-vrp.c @@ -528,12 +528,14 @@ compare_values (tree val1, tree val2) if (!is_gimple_min_invariant (val1) || !is_gimple_min_invariant (val2)) return -2; - /* We cannot compare overflowed values. */ - if (TREE_OVERFLOW (val1) || TREE_OVERFLOW (val2)) - return -2; - if (!POINTER_TYPE_P (TREE_TYPE (val1))) - return tree_int_cst_compare (val1, val2); + { + /* We cannot compare overflowed values. */ + if (TREE_OVERFLOW (val1) || TREE_OVERFLOW (val2)) + return -2; + + return tree_int_cst_compare (val1, val2); + } else { tree t; -- cgit v1.1