code review 7461046: all: fix typos

src/cmd/gc/obj.c

 // Copyright 2009 The Go Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
 #include <u.h>
 #include <libc.h>
 #include "go.h"
 
 /*
  * architecture-independent object file output
  */
 
 static  void    outhist(Biobuf *b);
 static  void    dumpglobls(void);
 
 void
 dumpobj(void)
 {
+        NodeList *externs, *tmp;
+
         bout = Bopen(outfile, OWRITE);
         if(bout == nil) {
                 flusherrors();
                 print("can't create %s: %r\n", outfile);
                 errorexit();
         }
 
         Bprint(bout, "go object %s %s %s %s\n", getgoos(), thestring, getgoversion(), expstring());
         Bprint(bout, "  exports automatically generated from\n");
         Bprint(bout, "  %s in package \"%s\"\n", curio.infile, localpkg->name);
         dumpexport();
         Bprint(bout, "\n!\n");
 
         outhist(bout);
 
+        externs = nil;
+        if(externdcl != nil)
+                externs = externdcl->end;
+
         dumpglobls();
         dumptypestructs();
+
+        // Dump extra globals.
+        tmp = externdcl;
+        if(externs != nil)
+                externdcl = externs->next;
+        dumpglobls();
+        externdcl = tmp;
+
         dumpdata();
         dumpfuncs();
 
         Bterm(bout);
 }
 
 static void
 dumpglobls(void)
 {
         Node *n;
@@ skipping 271 matching lines @@
                 if(m > len-n)
                         m = len-n;
                 off = dsname(sym, off, s+n, m);
         }
         off = duint8(sym, off, 0);  // terminating NUL for runtime
         off = (off+widthptr-1)&~(widthptr-1);  // round to pointer alignment
         ggloblsym(sym, off, 1, 1);
 
         return sym;·····
 }