From: John Ellson <ellson@research.att.com>
Date: Mon, 20 Jul 2015 12:22:39 +0000 (-0400)
Subject: revert IDTYPE to unsigned long
X-Git-Tag: TRAVIS_CI_BUILD_EXPERIMENTAL~109^2~2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=beacdccf73bc0d60a036bf87862ff86e286b3aa4;p=graphviz

revert IDTYPE to unsigned long
---

diff --git a/lib/cgraph/cgraph.h b/lib/cgraph/cgraph.h
index df3ada575..1e9f9241e 100644
--- a/lib/cgraph/cgraph.h
+++ b/lib/cgraph/cgraph.h
@@ -37,8 +37,17 @@ extern "C" {
 #define NILedge			NIL(Agedge_t*)
 #define NILsym			NIL(Agsym_t*)
 
+#if 0
+// FIXME  -  I didn't understand this comment about Win64.
+//    - What is that loss?
+//    - Do we ever cast a pointer to an IDTYPE in graphviz?
+//    - Is uintptr_t is available on all architectures/compilers? 
+
 /* avoid loss when casting pointer to unsigned long on Win64 */
 typedef uintptr_t IDTYPE;
+#else
+typedef unsigned long IDTYPE;
+#endif
 
 /* forward struct type declarations */
 typedef struct Agtag_s Agtag_t;