- Fix comment typos that I'd introducted.

- Fix spurious whitespace differences.
- Use const X & instead of X for *wide_int parameters.
- Fuse declarations and initialisers.
- Avoid unnecessary *wide_int temporaries (e.g. wide_int (x) == 0
  -> wi::eq_p (x, 0)).
- Fix some long lines.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/wide-int@204183 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 5 insertions, 9 deletions

diff --git a/gcc/tree.c b/gcc/tree.c
index e25161a4f807..9344f7f04293 100644
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -6941,12 +6941,11 @@ tree_int_cst_sign_bit (const_tree t)
 int
 tree_int_cst_sgn (const_tree t)
 {
-  wide_int w = t;
-  if (w == 0)
+  if (wi::eq_p (t, 0))
     return 0;
   else if (TYPE_UNSIGNED (TREE_TYPE (t)))
     return 1;
-  else if (wi::neg_p (w))
+  else if (wi::neg_p (t))
     return -1;
   else
     return 1;
@@ -8621,11 +8620,8 @@ int_fits_type_p (const_tree c, const_tree type)
 {
   tree type_low_bound, type_high_bound;
   bool ok_for_low_bound, ok_for_high_bound;
-  wide_int wc, wd;
   signop sgn_c = TYPE_SIGN (TREE_TYPE (c));
 
-  wc = c;
-
 retry:
   type_low_bound = TYPE_MIN_VALUE (type);
   type_high_bound = TYPE_MAX_VALUE (type);
@@ -8667,7 +8663,7 @@ retry:
   /* Perform some generic filtering which may allow making a decision
      even if the bounds are not constant.  First, negative integers
      never fit in unsigned types, */
-  if (TYPE_UNSIGNED (type) && sgn_c == SIGNED && wi::neg_p (wc))
+  if (TYPE_UNSIGNED (type) && sgn_c == SIGNED && wi::neg_p (c))
     return false;
 
   /* Second, narrower types always fit in wider ones.  */
@@ -8675,7 +8671,7 @@ retry:
     return true;
 
   /* Third, unsigned integers with top bit set never fit signed types.  */
-  if (!TYPE_UNSIGNED (type) && sgn_c == UNSIGNED && wi::neg_p (wc))
+  if (!TYPE_UNSIGNED (type) && sgn_c == UNSIGNED && wi::neg_p (c))
     return false;
 
   /* If we haven't been able to decide at this point, there nothing more we
@@ -8690,7 +8686,7 @@ retry:
     }
 
   /* Or to fits_to_tree_p, if nothing else.  */
-  return wi::fits_to_tree_p (wc, type);
+  return wi::fits_to_tree_p (c, type);
 }
 
 /* Stores bounds of an integer TYPE in MIN and MAX.  If TYPE has non-constant