[pango] [HB] Fix debug build

[Behdad Esfahbod <behdad src gnome org>]

commit 52ab3d508ad900cc435aa6529cd4a333db43af78
Author: Behdad Esfahbod <behdad behdad org>
Date:   Mon Apr 19 02:27:56 2010 -0400

    [HB] Fix debug build

 pango/opentype/hb-open-type-private.hh          |    2 +-
 pango/opentype/hb-ot-layout-gsubgpos-private.hh |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/pango/opentype/hb-open-type-private.hh b/pango/opentype/hb-open-type-private.hh
index 06324ee..77c5dfe 100644
--- a/pango/opentype/hb-open-type-private.hh
+++ b/pango/opentype/hb-open-type-private.hh
@@ -124,7 +124,7 @@ struct Null <Type> \
 	HB_STMT_START { \
 	    if (sanitize_depth < HB_DEBUG_SANITIZE) \
 		fprintf (stderr, "SANITIZE(%p) %-*d-> %s\n", \
-			 (CONST_CHARP (this) == NullPool) ? 0 : this, \
+			 (CONST_CHARP (this) == CONST_CHARP (&NullPool)) ? 0 : this, \
 			 sanitize_depth, sanitize_depth, \
 			 __PRETTY_FUNCTION__); \
 	} HB_STMT_END
diff --git a/pango/opentype/hb-ot-layout-gsubgpos-private.hh b/pango/opentype/hb-ot-layout-gsubgpos-private.hh
index 0e15cf6..13e7475 100644
--- a/pango/opentype/hb-ot-layout-gsubgpos-private.hh
+++ b/pango/opentype/hb-ot-layout-gsubgpos-private.hh
@@ -43,7 +43,7 @@
 	HB_STMT_START { \
 	    if (apply_depth < HB_DEBUG_APPLY) \
 		fprintf (stderr, "APPLY(%p) %-*d-> %s\n", \
-			 (CONST_CHARP (this) == NullPool) ? 0 : this, \
+			 (CONST_CHARP (this) == CONST_CHARP (&NullPool)) ? 0 : this, \
 			 apply_depth, apply_depth, \
 			 __PRETTY_FUNCTION__); \
 	} HB_STMT_END