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Fix BZ #987

The functions tan and atan were not declared as weak aliases like all
other functions.

Ok to commit?

Andreas

2005-09-16  Andreas Jaeger  <aj@suse.de>, Peter Bergner <bergner@vnet.ibm.com>

	[BZ #987]
	* sysdeps/ieee754/dbl-64/s_tan.c: Use weak alias for function.
	* sysdeps/ieee754/dbl-64/s_atan.c: Likewise.

============================================================
Index: sysdeps/ieee754/dbl-64/s_tan.c
--- sysdeps/ieee754/dbl-64/s_tan.c	26 Aug 2002 22:40:36 -0000	1.11
+++ sysdeps/ieee754/dbl-64/s_tan.c	16 Sep 2005 12:40:54 -0000
@@ -1,7 +1,7 @@
 /*
  * IBM Accurate Mathematical Library
  * written by International Business Machines Corp.
- * Copyright (C) 2001 Free Software Foundation
+ * Copyright (C) 2001, 2005 Free Software Foundation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU Lesser General Public License as published by
@@ -42,7 +42,7 @@
 static double tanMp(double);
 void __mptan(double, mp_no *, int);
 
-double tan(double x) {
+double __tan(double x) {
 #include "utan.h"
 #include "utan.tbl"
 
@@ -481,6 +481,8 @@ static double tanMp(double x)
   return y;
 }
 
+weak_alias (__tan, tan)
 #ifdef NO_LONG_DOUBLE
-weak_alias (tan, tanl)
+weak_alias (__tan, __tanl)
+weak_alias (__tan, tanl)
 #endif
============================================================
Index: sysdeps/ieee754/dbl-64/s_atan.c
--- sysdeps/ieee754/dbl-64/s_atan.c	26 Aug 2002 22:40:36 -0000	1.9
+++ sysdeps/ieee754/dbl-64/s_atan.c	16 Sep 2005 12:40:54 -0000
@@ -1,7 +1,7 @@
 /*
  * IBM Accurate Mathematical Library
  * written by International Business Machines Corp.
- * Copyright (C) 2001 Free Software Foundation
+ * Copyright (C) 2001,2005 Free Software Foundation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU Lesser General Public License as published by
@@ -49,7 +49,7 @@ static double atanMp(double,const int[])
 double __signArctan(double,double);
 /* An ultimate atan() routine. Given an IEEE double machine number x,    */
 /* routine computes the correctly rounded (to nearest) value of atan(x). */
-double atan(double x) {
+double __atan(double x) {
 
 
   double cor,s1,ss1,s2,ss2,t1,t2,t3,t4,t5,t6,t7,t8,t9,t10,u,u2,u3,
@@ -225,6 +225,8 @@ for (i=0; i<M; i++) {
   return y1; /*if unpossible to do exact computing */
 }
 
+weak_alias (__atan, atan)
 #ifdef NO_LONG_DOUBLE
-weak_alias (atan, atanl)
+weak_alias (__atan, __atanl)
+weak_alias (__atan, atanl)
 #endif

-- 
 Andreas Jaeger, aj@suse.de, http://www.suse.de/~aj
  SUSE Linux Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
   GPG fingerprint = 93A3 365E CE47 B889 DF7F  FED1 389A 563C C272 A126

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