Update llvm's config.h files to match more closely what is generated by

a regular autoconf-based build.  More cosmetic than functional changes.

lib/clang/include/llvm/Config/config.h

@@ -27,13 +27,13 @@
 #define ENABLE_CBE_PRINTF_A 1
 
 /* Define if position independent code is enabled */
-#define ENABLE_PIC 1
+#define ENABLE_PIC 0
 
 /* Define if threads enabled */
-/* #undef ENABLE_THREADS */
+#define ENABLE_THREADS 0
 
 /* Define if timestamp information (e.g., __DATE___) is allowed */
-/* #undef ENABLE_TIMESTAMPS */
+#define ENABLE_TIMESTAMPS 0
 
 /* Define to 1 if you have the `argz_append' function. */
 /* #undef HAVE_ARGZ_APPEND */
@@ -74,9 +74,16 @@
 /* Define to 1 if you have the <CrashReporterClient.h> header file. */
 /* #undef HAVE_CRASHREPORTERCLIENT_H */
 
+/* Define if __crashreporter_info__ exists. */
+#define HAVE_CRASHREPORTER_INFO 0
+
 /* Define to 1 if you have the <ctype.h> header file. */
 #define HAVE_CTYPE_H 1
 
+/* Define to 1 if you have the declaration of `strerror_s', and to 0 if you
+   don't. */
+#define HAVE_DECL_STRERROR_S 0
+
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #define HAVE_DIRENT_H 1
@@ -202,7 +209,7 @@
 /* #undef HAVE_LIBPSAPI */
 
 /* Define to 1 if you have the `pthread' library (-lpthread). */
-#define HAVE_LIBPTHREAD 1
+/* #undef HAVE_LIBPTHREAD */
 
 /* Define to 1 if you have the `udis86' library (-ludis86). */
 /* #undef HAVE_LIBUDIS86 */
@@ -383,9 +390,6 @@
 /* Define to 1 if you have the `strerror_r' function. */
 #define HAVE_STRERROR_R 1
 
-/* Define to 1 if you have the `strerror_s' function. */
-/* #undef HAVE_STRERROR_S */
-
 /* Define to 1 if you have the <strings.h> header file. */
 #define HAVE_STRINGS_H 1
 
@@ -439,6 +443,9 @@
 /* Define to 1 if you have the <sys/types.h> header file. */
 #define HAVE_SYS_TYPES_H 1
 
+/* Define to 1 if you have the <sys/uio.h> header file. */
+#define HAVE_SYS_UIO_H 1
+
 /* Define to 1 if you have <sys/wait.h> that is POSIX.1 compatible. */
 #define HAVE_SYS_WAIT_H 1
 
@@ -466,14 +473,98 @@
 /* Define to 1 if you have the <windows.h> header file. */
 /* #undef HAVE_WINDOWS_H */
 
+/* Define to 1 if you have the `writev' function. */
+#define HAVE_WRITEV 1
+
 /* Define if the xdot.py program is available */
 /* #undef HAVE_XDOT_PY */
 
+/* Have host's _alloca */
+/* #undef HAVE__ALLOCA */
+
+/* Have host's __alloca */
+/* #undef HAVE___ALLOCA */
+
+/* Have host's __ashldi3 */
+/* #undef HAVE___ASHLDI3 */
+
+/* Have host's __ashrdi3 */
+/* #undef HAVE___ASHRDI3 */
+
+/* Have host's __chkstk */
+/* #undef HAVE___CHKSTK */
+
+/* Have host's __cmpdi2 */
+/* #undef HAVE___CMPDI2 */
+
+/* Have host's __divdi3 */
+/* #undef HAVE___DIVDI3 */
+
 /* Define to 1 if you have the `__dso_handle' function. */
 #define HAVE___DSO_HANDLE 1
 
+/* Have host's __fixdfdi */
+/* #undef HAVE___FIXDFDI */
+
+/* Have host's __fixsfdi */
+/* #undef HAVE___FIXSFDI */
+
+/* Have host's __floatdidf */
+/* #undef HAVE___FLOATDIDF */
+
+/* Have host's __lshrdi3 */
+/* #undef HAVE___LSHRDI3 */
+
+/* Have host's __main */
+/* #undef HAVE___MAIN */
+
+/* Have host's __moddi3 */
+/* #undef HAVE___MODDI3 */
+
+/* Have host's __udivdi3 */
+/* #undef HAVE___UDIVDI3 */
+
+/* Have host's __umoddi3 */
+/* #undef HAVE___UMODDI3 */
+
+/* Have host's ___chkstk */
+/* #undef HAVE____CHKSTK */
+
+/* Linker version detected at compile time. */
+/* #undef HOST_LINK_VERSION */
+
+/* Installation directory for binary executables */
+/* #undef LLVM_BINDIR */
+
+/* Time at which LLVM was configured */
+/* #undef LLVM_CONFIGTIME */
+
+/* Installation directory for data files */
+/* #undef LLVM_DATADIR */
+
+/* Installation directory for documentation */
+/* #undef LLVM_DOCSDIR */
+
+/* Installation directory for config files */
+/* #undef LLVM_ETCDIR */
+
+/* Host triple we were built on */
+/* #undef LLVM_HOSTTRIPLE */
+
+/* Installation directory for include files */
+/* #undef LLVM_INCLUDEDIR */
+
+/* Installation directory for .info files */
+/* #undef LLVM_INFODIR */
+
+/* Installation directory for libraries */
+/* #undef LLVM_LIBDIR */
+
+/* Installation directory for man pages */
+/* #undef LLVM_MANDIR */
+
 /* Build multithreading support into LLVM */
-/* #undef LLVM_MULTITHREADED */
+#define LLVM_MULTITHREADED 0
 
 /* LLVM architecture name for the native architecture, if available */
 #define LLVM_NATIVE_ARCH X86
@@ -521,7 +612,7 @@
 /* #undef LLVM_PATH_XDOT_PY */
 
 /* Installation prefix directory */
-#define LLVM_PREFIX "/usr"
+/* #undef LLVM_PREFIX */
 
 /* Define if the OS needs help to load dependent libraries for dlopen(). */
 #define LTDL_DLOPEN_DEPLIBS 1

lib/clang/include/llvm/Config/llvm-config.h

@@ -18,8 +18,38 @@
 /* TODO: This is a bit of a hack.  */
 #ifndef CONFIG_H
 
+/* Installation directory for binary executables */
+/* #undef LLVM_BINDIR */
+
+/* Time at which LLVM was configured */
+/* #undef LLVM_CONFIGTIME */
+
+/* Installation directory for data files */
+/* #undef LLVM_DATADIR */
+
+/* Installation directory for documentation */
+/* #undef LLVM_DOCSDIR */
+
+/* Installation directory for config files */
+/* #undef LLVM_ETCDIR */
+
+/* Host triple we were built on */
+/* #undef LLVM_HOSTTRIPLE */
+
+/* Installation directory for include files */
+/* #undef LLVM_INCLUDEDIR */
+
+/* Installation directory for .info files */
+/* #undef LLVM_INFODIR */
+
+/* Installation directory for libraries */
+/* #undef LLVM_LIBDIR */
+
+/* Installation directory for man pages */
+/* #undef LLVM_MANDIR */
+
 /* Build multithreading support into LLVM */
-/* #undef LLVM_MULTITHREADED */
+#define LLVM_MULTITHREADED 0
 
 /* LLVM architecture name for the native architecture, if available */
 #define LLVM_NATIVE_ARCH X86
@@ -64,6 +94,6 @@
 /* #undef LLVM_PATH_TWOPI */
 
 /* Installation prefix directory */
-#define LLVM_PREFIX "/usr"
+/* #undef LLVM_PREFIX */
 
 #endif