sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check for DECL being NULL.

2002-04-25  David S. Miller  <davem@redhat.com>

	* config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
	for DECL being NULL.

From-SVN: r52776

gcc/ChangeLog

+2002-04-25  David S. Miller  <davem@redhat.com>
+
+	* config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
+	for DECL being NULL.
+
 2002-04-25  Steve Christiansen  <smc@us.ibm.com>
 
 	* doc/md.texi (Machine Constraints): Add IA-64 constraints.

gcc/config/sparc/sparc.h

@@ -1918,7 +1918,9 @@ do {									\
    void) and then nothing else happens.  Such a sibling call would look
    valid without the added check here.  */
 #define FUNCTION_OK_FOR_SIBCALL(DECL) \
-	(! TARGET_FLAT && (TARGET_ARCH64 || ! current_function_returns_struct))
+	(DECL \
+	 && ! TARGET_FLAT \
+	 && (TARGET_ARCH64 || ! current_function_returns_struct))
 
 /* Generate RTL to flush the register windows so as to make arbitrary frames
    available.  */