X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=gcc%2Ftree-chrec.h;h=c908ec5c66b49417c1dc7f9cb516da44831414b1;hp=e84ecd76b0ca6c6674cc70c95b8cd57c31e27b76;hb=ecc3a7ab76907cdb1a31fdb6502f4022b0cefe79;hpb=eabff7ed2eafe852c98feae0062e0473ae6d0095

diff --git a/gcc/tree-chrec.h b/gcc/tree-chrec.h
index e84ecd76b0c..c908ec5c66b 100644
--- a/gcc/tree-chrec.h
+++ b/gcc/tree-chrec.h
@@ -132,6 +132,11 @@ build_polynomial_chrec (unsigned loop_num,
   if (no_evolution_in_loop_p (left, loop_num, &val) && !val)
     return chrec_dont_know;
 
+  /* Pointer types should occur only on the left hand side, i.e. in
+     the base of the chrec, and not in the step.  */
+  gcc_assert (!POINTER_TYPE_P (TREE_TYPE (right)));
+
+  /* Types of left and right sides of a chrec should be compatible.  */
   if (POINTER_TYPE_P (TREE_TYPE (left)))
     gcc_assert (sizetype == TREE_TYPE (right));
   else