Mark ____wcsto*_l_internal functions with attribute_hidden [BZ #18822]

Mark ____wcsto*_l_internal functions with attribute_hidden to allow
direct access to them within libc.so and libc.a without using GOT nor
PLT.

	[BZ #18822]
	* include/wchar.h (____wcstof_l_internal): New prototype.
	(____wcstod_l_internal): Likewise.
	(____wcstold_l_internal): Likewise.
	(____wcstol_l_internal): Likewise.
	(____wcstoul_l_internal): Likewise.
	(____wcstoll_l_internal): Likewise.
	(____wcstoull_l_internal): Likewise.
	(____wcstof128_l_internal): Likewise.
	* sysdeps/ieee754/float128/wcstof128.c
	(____wcstof128_l_internal): Removed.
	* sysdeps/ieee754/float128/wcstof128_l.c
	(____wcstof128_l_internal): Likewise.
	* wcsmbs/wcstod.c (____wcstod_l_internal): Likewise.
	* wcsmbs/wcstod_l.c (____wcstod_l_internal): Likewise.
	* wcsmbs/wcstof.c (____wcstof_l_internal): Likewise.
	* wcsmbs/wcstof_l.c (____wcstof_l_internal): Likewise.
	* wcsmbs/wcstol_l.c (____wcstol_l_internal): Likewise.
	* wcsmbs/wcstold.c (____wcstold_l_internal): Likewise.
	* wcsmbs/wcstold_l.c (____wcstold_l_internal): Likewise.
	* wcsmbs/wcstoll_l.c (____wcstoll_l_internal): Likewise.
	* wcsmbs/wcstoul_l.c (____wcstoul_l_internal): Likewise.
	* wcsmbs/wcstoull_l.c (____wcstoull_l_internal): Likewise.

14 files changed, 49 insertions, 37 deletions

diff --git a/ChangeLog b/ChangeLog
index 7a4e5cf..15c90bc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,32 @@
 2017-10-01  H.J. Lu  <hongjiu.lu@intel.com>
 
 	[BZ #18822]
+	* include/wchar.h (____wcstof_l_internal): New prototype.
+	(____wcstod_l_internal): Likewise.
+	(____wcstold_l_internal): Likewise.
+	(____wcstol_l_internal): Likewise.
+	(____wcstoul_l_internal): Likewise.
+	(____wcstoll_l_internal): Likewise.
+	(____wcstoull_l_internal): Likewise.
+	(____wcstof128_l_internal): Likewise.
+	* sysdeps/ieee754/float128/wcstof128.c
+	(____wcstof128_l_internal): Removed.
+	* sysdeps/ieee754/float128/wcstof128_l.c
+	(____wcstof128_l_internal): Likewise.
+	* wcsmbs/wcstod.c (____wcstod_l_internal): Likewise.
+	* wcsmbs/wcstod_l.c (____wcstod_l_internal): Likewise.
+	* wcsmbs/wcstof.c (____wcstof_l_internal): Likewise.
+	* wcsmbs/wcstof_l.c (____wcstof_l_internal): Likewise.
+	* wcsmbs/wcstol_l.c (____wcstol_l_internal): Likewise.
+	* wcsmbs/wcstold.c (____wcstold_l_internal): Likewise.
+	* wcsmbs/wcstold_l.c (____wcstold_l_internal): Likewise.
+	* wcsmbs/wcstoll_l.c (____wcstoll_l_internal): Likewise.
+	* wcsmbs/wcstoul_l.c (____wcstoul_l_internal): Likewise.
+	* wcsmbs/wcstoull_l.c (____wcstoull_l_internal): Likewise.
+
+2017-10-01  H.J. Lu  <hongjiu.lu@intel.com>
+
+	[BZ #18822]
 	* sysdeps/unix/sysv/linux/fstatvfs.c: Include "internal_statvfs.h"
 	instead of <sys/statvfs.h>.
 	(__internal_statvfs): Removed.
diff --git a/include/wchar.h b/include/wchar.h
index 7bf042c..eb472da 100644
--- a/include/wchar.h
+++ b/include/wchar.h
@@ -70,6 +70,26 @@ libc_hidden_proto (wcstoll)
 libc_hidden_proto (wcstoul)
 libc_hidden_proto (wcstoull)
 
+extern float ____wcstof_l_internal (const wchar_t *, wchar_t **, int,
+				    locale_t) attribute_hidden;
+extern double ____wcstod_l_internal (const wchar_t *, wchar_t **, int,
+				     locale_t) attribute_hidden;
+extern long double ____wcstold_l_internal (const wchar_t *, wchar_t **,
+					   int, locale_t) attribute_hidden;
+extern long int ____wcstol_l_internal (const wchar_t *, wchar_t **, int,
+				       int, locale_t) attribute_hidden;
+extern unsigned long int ____wcstoul_l_internal (const wchar_t *,
+						 wchar_t **,
+						 int, int, locale_t)
+     attribute_hidden;
+extern long long int ____wcstoll_l_internal (const wchar_t *, wchar_t **,
+					     int, int, locale_t)
+     attribute_hidden;
+extern unsigned long long int ____wcstoull_l_internal (const wchar_t *,
+						       wchar_t **, int, int,
+						       locale_t)
+     attribute_hidden;
+
 #if __HAVE_DISTINCT_FLOAT128
 extern __typeof (wcstof128_l) __wcstof128_l;
 libc_hidden_proto (__wcstof128_l)
@@ -77,6 +97,9 @@ extern _Float128 __wcstof128_internal (const wchar_t *__restrict __nptr,
 				       wchar_t **__restrict __endptr,
 				       int __group) __THROW;
 
+extern _Float128 ____wcstof128_l_internal (const wchar_t *, wchar_t **, int,
+					   locale_t) attribute_hidden;
+
 libc_hidden_proto (__wcstof128_internal)
 libc_hidden_proto (wcstof128)
 #endif
diff --git a/sysdeps/ieee754/float128/wcstof128.c b/sysdeps/ieee754/float128/wcstof128.c
index 49aa4d6..bab8c24 100644
--- a/sysdeps/ieee754/float128/wcstof128.c
+++ b/sysdeps/ieee754/float128/wcstof128.c
@@ -24,7 +24,4 @@
 /* Bring in _Float128 typedef if needed.  */
 #include <bits/floatn.h>
 
-extern _Float128 ____wcstof128_l_internal (const wchar_t *, wchar_t **, int,
-					   locale_t);
-
 #include "strtof128.c"
diff --git a/sysdeps/ieee754/float128/wcstof128_l.c b/sysdeps/ieee754/float128/wcstof128_l.c
index b295087..33fcccd 100644
--- a/sysdeps/ieee754/float128/wcstof128_l.c
+++ b/sysdeps/ieee754/float128/wcstof128_l.c
@@ -24,7 +24,4 @@
 
 #include <bits/floatn.h>
 
-extern _Float128 ____wcstof128_l_internal (const wchar_t *, wchar_t **, int,
-					   locale_t);
-
 #include "strtof128_l.c"
diff --git a/wcsmbs/wcstod.c b/wcsmbs/wcstod.c
index 4604f51..4c6343c 100644
--- a/wcsmbs/wcstod.c
+++ b/wcsmbs/wcstod.c
@@ -22,7 +22,4 @@
 
 #define	USE_WIDE_CHAR	1
 
-extern double ____wcstod_l_internal (const wchar_t *, wchar_t **, int,
-				     locale_t);
-
 #include <stdlib/strtod.c>
diff --git a/wcsmbs/wcstod_l.c b/wcsmbs/wcstod_l.c
index 7790f5a..25effe9 100644
--- a/wcsmbs/wcstod_l.c
+++ b/wcsmbs/wcstod_l.c
@@ -21,9 +21,6 @@
 #include <locale.h>
 
 
-extern double ____wcstod_l_internal (const wchar_t *, wchar_t **, int,
-				     locale_t);
-
 #define	USE_WIDE_CHAR	1
 
 #include <stdlib/strtod_l.c>
diff --git a/wcsmbs/wcstof.c b/wcsmbs/wcstof.c
index e91c09c..1f91ab5 100644
--- a/wcsmbs/wcstof.c
+++ b/wcsmbs/wcstof.c
@@ -21,7 +21,4 @@
 
 #define	USE_WIDE_CHAR	1
 
-extern float ____wcstof_l_internal (const wchar_t *, wchar_t **, int,
-				    locale_t);
-
 #include <stdlib/strtof.c>
diff --git a/wcsmbs/wcstof_l.c b/wcsmbs/wcstof_l.c
index 143b716..8b99b69 100644
--- a/wcsmbs/wcstof_l.c
+++ b/wcsmbs/wcstof_l.c
@@ -23,7 +23,4 @@
 
 #define	USE_WIDE_CHAR	1
 
-extern float ____wcstof_l_internal (const wchar_t *, wchar_t **, int,
-				    locale_t);
-
 #include <stdlib/strtof_l.c>
diff --git a/wcsmbs/wcstol_l.c b/wcsmbs/wcstol_l.c
index 42bd842..36eaf56 100644
--- a/wcsmbs/wcstol_l.c
+++ b/wcsmbs/wcstol_l.c
@@ -23,7 +23,4 @@
 
 #define	USE_WIDE_CHAR	1
 
-extern long int ____wcstol_l_internal (const wchar_t *, wchar_t **, int, int,
-				       locale_t);
-
 #include <stdlib/strtol_l.c>
diff --git a/wcsmbs/wcstold.c b/wcsmbs/wcstold.c
index 7a14cd2..481fcc4 100644
--- a/wcsmbs/wcstold.c
+++ b/wcsmbs/wcstold.c
@@ -21,7 +21,4 @@
 
 #define USE_WIDE_CHAR	1
 
-extern long double ____wcstold_l_internal (const wchar_t *, wchar_t **, int,
-					   locale_t);
-
 #include <stdlib/strtold.c>
diff --git a/wcsmbs/wcstold_l.c b/wcsmbs/wcstold_l.c
index a7ab025..8192620 100644
--- a/wcsmbs/wcstold_l.c
+++ b/wcsmbs/wcstold_l.c
@@ -22,7 +22,4 @@
 
 #define USE_WIDE_CHAR	1
 
-extern long double ____wcstold_l_internal (const wchar_t *, wchar_t **, int,
-					   locale_t);
-
 #include <strtold_l.c>
diff --git a/wcsmbs/wcstoll_l.c b/wcsmbs/wcstoll_l.c
index 598d3f5..4a71282 100644
--- a/wcsmbs/wcstoll_l.c
+++ b/wcsmbs/wcstoll_l.c
@@ -23,7 +23,4 @@
 
 #define QUAD	1
 
-extern long long int ____wcstoll_l_internal (const wchar_t *, wchar_t **,
-					     int, int, locale_t);
-
 #include <wcstol_l.c>
diff --git a/wcsmbs/wcstoul_l.c b/wcsmbs/wcstoul_l.c
index f9f3808..1a345d4 100644
--- a/wcsmbs/wcstoul_l.c
+++ b/wcsmbs/wcstoul_l.c
@@ -23,7 +23,4 @@
 
 #define UNSIGNED	1
 
-extern unsigned long int ____wcstoul_l_internal (const wchar_t *, wchar_t **,
-						 int, int, locale_t);
-
 #include "wcstol_l.c"
diff --git a/wcsmbs/wcstoull_l.c b/wcsmbs/wcstoull_l.c
index 412a9fc..1666d50 100644
--- a/wcsmbs/wcstoull_l.c
+++ b/wcsmbs/wcstoull_l.c
@@ -23,8 +23,4 @@
 
 #define UNSIGNED	1
 
-extern unsigned long long int ____wcstoull_l_internal (const wchar_t *,
-						       wchar_t **, int, int,
-						       locale_t);
-
 #include <wcstoll_l.c>