Index: llvm/trunk/cmake/config-ix.cmake
===================================================================
--- llvm/trunk/cmake/config-ix.cmake
+++ llvm/trunk/cmake/config-ix.cmake
@@ -227,6 +227,7 @@
     list(APPEND CMAKE_REQUIRED_LIBRARIES dl)
   endif()
   check_symbol_exists(dlopen dlfcn.h HAVE_DLOPEN)
+  check_symbol_exists(dladdr dlfcn.h HAVE_DLADDR)
   if( HAVE_LIBDL )
     list(REMOVE_ITEM CMAKE_REQUIRED_LIBRARIES dl)
   endif()
Index: llvm/trunk/include/llvm/Config/config.h.cmake
===================================================================
--- llvm/trunk/include/llvm/Config/config.h.cmake
+++ llvm/trunk/include/llvm/Config/config.h.cmake
@@ -51,6 +51,9 @@
 /* Define if dlopen() is available on this platform. */
 #cmakedefine HAVE_DLOPEN ${HAVE_DLOPEN}
 
+/* Define if dladdr() is available on this platform. */
+#cmakedefine HAVE_DLADDR ${HAVE_DLADDR}
+
 /* Define to 1 if you have the <errno.h> header file. */
 #cmakedefine HAVE_ERRNO_H ${HAVE_ERRNO_H}
 
Index: llvm/trunk/lib/Support/Unix/Path.inc
===================================================================
--- llvm/trunk/lib/Support/Unix/Path.inc
+++ llvm/trunk/lib/Support/Unix/Path.inc
@@ -180,7 +180,7 @@
       if (getprogpath(exe_path, argv0))
         return exe_path;
   }
-#elif defined(HAVE_DLFCN_H)
+#elif defined(HAVE_DLFCN_H) && defined(HAVE_DLADDR)
   // Use dladdr to get executable path if available.
   Dl_info DLInfo;
   int err = dladdr(MainAddr, &DLInfo);
Index: llvm/trunk/lib/Support/Unix/Signals.inc
===================================================================
--- llvm/trunk/lib/Support/Unix/Signals.inc
+++ llvm/trunk/lib/Support/Unix/Signals.inc
@@ -412,7 +412,7 @@
 
   if (printSymbolizedStackTrace(Argv0, StackTrace, depth, OS))
     return;
-#if HAVE_DLFCN_H && __GNUG__ && !defined(__CYGWIN__)
+#if HAVE_DLFCN_H && HAVE_DLADDR
   int width = 0;
   for (int i = 0; i < depth; ++i) {
     Dl_info dlinfo;