Index: lib/Support/Unix/Path.inc
===================================================================
--- lib/Support/Unix/Path.inc
+++ lib/Support/Unix/Path.inc
@@ -111,7 +111,7 @@
 #if defined(__FreeBSD__) || defined (__NetBSD__) || defined(__Bitrig__) || \
     defined(__OpenBSD__) || defined(__minix) || defined(__FreeBSD_kernel__) || \
     defined(__linux__) || defined(__CYGWIN__) || defined(__DragonFly__) || \
-    defined(_AIX)
+    defined(_AIX) || defined(__GNU__)
 static int
 test_dir(char ret[PATH_MAX], const char *dir, const char *bin)
 {
@@ -182,7 +182,7 @@
   }
 #elif defined(__FreeBSD__) || defined (__NetBSD__) || defined(__Bitrig__) || \
       defined(__OpenBSD__) || defined(__minix) || defined(__DragonFly__) || \
-      defined(__FreeBSD_kernel__) || defined(_AIX)
+      defined(__FreeBSD_kernel__) || defined(_AIX) || defined(__GNU__)
   char exe_path[PATH_MAX];
 
   if (getprogpath(exe_path, argv0) != NULL)