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-rw-r--r--binutils/ChangeLog6
-rw-r--r--binutils/objcopy.c4
2 files changed, 9 insertions, 1 deletions
diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index cf54b0f..bfb1804 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,9 @@
+2016-12-05 Nick Clifton <nickc@redhat.com>
+
+ PR ld/20923
+ * objcopy.c (mark_symbols_used_in_relocations): Check for a null
+ symbol pointer before attempting to mark the symbol as kept.
+
2016-12-01 Luis Machado <lgustavo@codesourcery.com>
* nm.c (sort_symbols_by_size): Don't read symbol size if symbol
diff --git a/binutils/objcopy.c b/binutils/objcopy.c
index 4910fcf..6a398ce 100644
--- a/binutils/objcopy.c
+++ b/binutils/objcopy.c
@@ -3551,7 +3551,9 @@ mark_symbols_used_in_relocations (bfd *ibfd, sec_ptr isection, void *symbolsarg)
special bfd section symbols, then mark it with BSF_KEEP. */
for (i = 0; i < relcount; i++)
{
- if (*relpp[i]->sym_ptr_ptr != bfd_com_section_ptr->symbol
+ /* See PR 20923 for a reproducer for the NULL test. */
+ if (relpp[i]->sym_ptr_ptr != NULL
+ && *relpp[i]->sym_ptr_ptr != bfd_com_section_ptr->symbol
&& *relpp[i]->sym_ptr_ptr != bfd_abs_section_ptr->symbol
&& *relpp[i]->sym_ptr_ptr != bfd_und_section_ptr->symbol)
(*relpp[i]->sym_ptr_ptr)->flags |= BSF_KEEP;