* symtab.h (Symbol::is_strong_undefined): Removed unused function.

	(Symbol::needs_plt_entry): Allow weak undefined symbols.
	(Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
	building shared libraries.
	* testsuite/Makefile.am (weak_undef_nonpic_test): New target.
	(weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
	(weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
	* testsuite/Makefile.in: Rebuild.
	* testsuite/weak_undef.h: New file.
	* testsuite/weak_undef_file1.cc: Add extra test cases.
	* testsuite/weak_undef_file2.cc: Likewise.
	* testsuite/weak_undef_test.cc: Likewise.

1 files changed, 25 insertions, 1 deletions

diff --git a/gold/testsuite/weak_undef_file1.cc b/gold/testsuite/weak_undef_file1.cc
index 58ab53b073..743eea641e 100644
--- a/gold/testsuite/weak_undef_file1.cc
+++ b/gold/testsuite/weak_undef_file1.cc
@@ -36,10 +36,34 @@
 
 #include <cstdio>
 
-int is_such_symbol_ = 0;
+#include "weak_undef.h"
+
+int is_such_symbol_ = 1;
+
+extern int v2 __attribute__ ((weak));
+
+int *v3 = &v2;
 
 int
 t1()
 {
   return is_such_symbol_;
 }
+
+// Test that a weak reference from a shared library to a symbol
+// defined in the main program does get resolved.
+
+int
+t2()
+{
+  return (&v2 == NULL) ? -1 : v2;
+}
+
+// Test that a weak reference from a shared library to a symbol
+// defined in the main program does get resolved.
+
+int
+t3()
+{
+  return (v3 == NULL) ? -1 : *v3;
+}