1 files changed, 35 insertions, 6 deletions
diff --git a/libstdc++-v3/config.h.in b/libstdc++-v3/config.h.in
index 4908342858c..de9f397390a 100644
--- a/libstdc++-v3/config.h.in
+++ b/libstdc++-v3/config.h.in
@@ -15,9 +15,6 @@
 // Define if C99 features such as lldiv_t, llabs, lldiv should be exposed.
 #undef _GLIBCPP_USE_C99
 
-// Include support for shadow headers, ie --enable-cshadow-headers.
-#undef _GLIBCPP_USE_SHADOW_HEADERS
-
 // Define if code specialized for wchar_t should be used.
 #undef _GLIBCPP_USE_WCHAR_T
 
@@ -27,6 +24,20 @@
 // Define to use concept checking code from the boost libraries.
 #undef _GLIBCPP_CONCEPT_CHECKS
 
+// Define to use symbol versioning in the shared library.
+#undef _GLIBCPP_SYMVER
+
+// Define symbol versioning in assember directives. If symbol
+// versioning is beigng used, and the assembler supports this kind of
+// thing, then use it.
+// NB: _GLIBCPP_AT_AT is a hack to work around quoting issues in m4.
+#if _GLIBCPP_SYMVER
+  #define _GLIBCPP_ASM_SYMVER(cur, old, version) \
+   asm (".symver " #cur "," #old _GLIBCPP_AT_AT #version);
+#else
+  #define _GLIBCPP_ASM_SYMVER(cur, old, version)
+#endif
+
 // Define if mbstate_t exists in wchar.h.
 #undef HAVE_MBSTATE_T
 
@@ -93,6 +104,15 @@
 // Define if LC_MESSAGES is available in <locale.h>.
 #undef HAVE_LC_MESSAGES
 
+/* Define if you have the __signbit function.  */
+#undef HAVE___SIGNBIT
+
+/* Define if you have the __signbitf function.  */
+#undef HAVE___SIGNBITF
+
+/* Define if you have the __signbitl function.  */
+#undef HAVE___SIGNBITL
+
 /* Define if you have the _acosf function.  */
 #undef HAVE__ACOSF
 
@@ -141,6 +161,9 @@
 /* Define if you have the _cosl function.  */
 #undef HAVE__COSL
 
+/* Define if you have the _expf function.  */
+#undef HAVE__EXPF
+
 /* Define if you have the _expl function.  */
 #undef HAVE__EXPL
 
@@ -336,6 +359,9 @@
 /* Define if you have the drand48 function.  */
 #undef HAVE_DRAND48
 
+/* Define if you have the expf function.  */
+#undef HAVE_EXPF
+
 /* Define if you have the expl function.  */
 #undef HAVE_EXPL
 
@@ -501,9 +527,6 @@
 /* Define if you have the setenv function.  */
 #undef HAVE_SETENV
 
-/* Define if you have the signbitl function.  */
-#undef HAVE_SIGNBITL
-
 /* Define if you have the sincos function.  */
 #undef HAVE_SINCOS
 
@@ -702,6 +725,9 @@
 /* Define if you have the <stdlib.h> header file.  */
 #undef HAVE_STDLIB_H
 
+/* Define if you have the <string.h> header file.  */
+#undef HAVE_STRING_H
+
 /* Define if you have the <sys/isa_defs.h> header file.  */
 #undef HAVE_SYS_ISA_DEFS_H
 
@@ -723,6 +749,9 @@
 /* Define if you have the <wchar.h> header file.  */
 #undef HAVE_WCHAR_H
 
+/* Define if you have the <wctype.h> header file.  */
+#undef HAVE_WCTYPE_H
+
 /* Define if you have the m library (-lm).  */
 #undef HAVE_LIBM