2012-08-21 Cary Coutant <ccoutant@google.com>

gold/
	* symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
	if --export-dynamic-symbol names an undef symbol.

diff --git a/gold/ChangeLog b/gold/ChangeLog
index 86a6889..e79f4e4 100644 (file)
--- a/gold/ChangeLog
+++ b/gold/ChangeLog
@@ -1,3 +1,8 @@
+2012-08-21  Cary Coutant  <ccoutant@google.com>
+
+       * symtab.cc (Symbol_table::gc_mark_undef_symbols): Don't assert
+       if --export-dynamic-symbol names an undef symbol.
+
 2012-08-18  Alan Modra  <amodra@gmail.com>
 
        * powerpc.cc: Formatting and white space.

diff --git a/gold/symtab.cc b/gold/symtab.cc
index fd81e8b..e97f642 100644 (file)
--- a/gold/symtab.cc
+++ b/gold/symtab.cc
@@ -595,8 +595,10 @@ Symbol_table::gc_mark_undef_symbols(Layout* layout)
     {
       const char* name = p->c_str();
       Symbol* sym = this->lookup(name);
-      gold_assert(sym != NULL);
-      if (sym->source() == Symbol::FROM_OBJECT 
+      // It's not an error if a symbol named by --export-dynamic-symbol
+      // is undefined.
+      if (sym != NULL
+         && sym->source() == Symbol::FROM_OBJECT 
           && !sym->object()->is_dynamic())
         {
           Relobj* obj = static_cast<Relobj*>(sym->object());