re PR driver/17537 (g++ not passing -lstdc++ to linker when -l is only supplied)

	PR driver/17537
	* g++spec.c (lang_specific_driver): Unrecognized libraries, other
	than -lc and -lm, may require linking against libstc++.

From-SVN: r88256

gcc/cp/ChangeLog

+2004-09-28  Roger Sayle  <roger@eyesopen.com>
+
+	PR driver/17537
+	* g++spec.c (lang_specific_driver): Unrecognized libraries, other
+	than -lc and -lm, may require linking against libstc++.
+
 2004-09-28  Kazu Hirata  <kazu@cs.umass.edu>
 
 	* tree.c: Fix a comment typo.

gcc/cp/g++spec.c

@@ -174,6 +174,9 @@ lang_specific_driver (int *in_argc, const char *const **in_argv,
 	    }
 	  else if (strncmp (argv[i], "-Wl,", 4) == 0)
 	    library = (library == 0) ? 1 : library;
+	  /* Unrecognized libraries (e.g. -lfoo) may require libstdc++.  */
+	  else if (strncmp (argv[i], "-l", 2) == 0)
+	    library = (library == 0) ? 1 : library;
 	  else if (((argv[i][2] == '\0'
 		     && strchr ("bBVDUoeTuIYmLiA", argv[i][1]) != NULL)
 		    || strcmp (argv[i], "-Tdata") == 0))