Hi Dominique,
thank you for the message! I've attached a patch, that may fix the issue.
Please report back if it fixes the problem.
--
Cheers, Roman Gareev.
Index: gcc/graphite-isl-ast-to-gimple.c
===================================================================
--- gcc/graphite-isl-ast-to-gimple.c (revision 212491)
+++ gcc/graphite-isl-ast-to-gimple.c (working copy)
@@ -65,7 +65,9 @@
/* We always use signed 128, until isl is able to give information about
types */
-static tree *graphite_expression_size_type = &int128_integer_type_node;
+static tree *graphite_expression_size_type = int128_integer_type_node ?
+ &int128_integer_type_node :
+ &long_long_integer_type_node;
/* Converts a GMP constant VAL to a tree and returns it. */
