diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 6cc09bd22f2..6fa4c6e5126 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2007-06-18  Steve Ellcey  <sje@cup.hp.com>
+
+	* config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
+
 2007-06-18  Seongbae Park  <seongbae.park@gmail.com>
 
 	PR rtl-optimization/32321
diff --git a/gcc/config/ia64/ia64.h b/gcc/config/ia64/ia64.h
index 70120ce787f..cfeaa983f88 100644
--- a/gcc/config/ia64/ia64.h
+++ b/gcc/config/ia64/ia64.h
@@ -286,6 +286,9 @@ while (0)
 /* We always want the XFmode operations from libgcc2.c.  */
 #define LIBGCC2_LONG_DOUBLE_TYPE_SIZE 80
 
+/* On HP-UX, we use the l suffix for TFmode in libgcc2.c.  */
+#define LIBGCC2_TF_CEXT l
+
 #define DEFAULT_SIGNED_CHAR 1
 
 /* A C expression for a string describing the name of the data type to use for