diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 1c63e5d369a1..e5fbfc9be354 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2005-05-30  Paolo Carlini  <pcarlini@suse.de>
+
+	PR middle-end/21743
+	* gcc.dg/builtins-1.c: Activate disabled clog test.
+	* gcc.dg/torture/builtin-attr-1.c: Likewise.
+
 2005-05-29 Paul Thomas  <pault@gcc.gnu.org>
 
 	* gfortran.dg/char_pointer_assign.f90:
diff --git a/gcc/testsuite/gcc.dg/builtins-1.c b/gcc/testsuite/gcc.dg/builtins-1.c
index 74144f7befa1..640576a50a76 100644
--- a/gcc/testsuite/gcc.dg/builtins-1.c
+++ b/gcc/testsuite/gcc.dg/builtins-1.c
@@ -190,7 +190,7 @@ CPTEST1      (ccos)
 CPTEST1      (ccosh)
 CPTEST1      (cexp)
 CPTEST1RETFP (cimag)
-/*CPTEST1      (clog)*/
+CPTEST1      (clog)
 CPTEST1      (conj)
 CPTEST2      (cpow)
 CPTEST1      (cproj)
diff --git a/gcc/testsuite/gcc.dg/torture/builtin-attr-1.c b/gcc/testsuite/gcc.dg/torture/builtin-attr-1.c
index 0e521d84e3fe..4bf77892babc 100644
--- a/gcc/testsuite/gcc.dg/torture/builtin-attr-1.c
+++ b/gcc/testsuite/gcc.dg/torture/builtin-attr-1.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2003  Free Software Foundation.
+/* Copyright (C) 2003, 2005  Free Software Foundation.
 
    Verify that the `const' function attribute is applied to various
    builtins and that these functions are optimized away by the
@@ -393,7 +393,7 @@ CPTEST1 (ccos)
 CPTEST1 (ccosh)
 CPTEST1 (cexp)
 CPTEST1R (cimag)
-/*CPTEST1 (clog)*/
+CPTEST1 (clog)
 CPTEST1 (conj)
 CPTEST2 (cpow)
 CPTEST1 (cproj)