gdb/

	* elfread.c (elf_symfile_read): Limit separate debug info additions to
	files with no separate debug info.
	* objfiles.c (add_separate_debug_objfile): Add gdb_assert calls.
	* symfile.c (read_symbols): Call find_separate_debug_file_in_section
	only for files with no separate debug info.

gdb/testsuite/
	* gdb.base/gnu-debugdata.exp): Create ${binfile}.debug,
	${binfile}.mini_debuginfo-debuglink, add -k to xz, use now
	${binfile}.mini_debuginfo-debuglink and
	${binfile}.mini_debuginfo-debuglink.xz.

2 files changed, 26 insertions, 3 deletions

diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index 47fed77..8fc13fe 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,10 @@
+2013-02-01  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+	* gdb.base/gnu-debugdata.exp): Create ${binfile}.debug,
+	${binfile}.mini_debuginfo-debuglink, add -k to xz, use now
+	${binfile}.mini_debuginfo-debuglink and
+	${binfile}.mini_debuginfo-debuglink.xz.
+
 2013-02-01  Tom Tromey  <tromey@redhat.com>
 
 	* gdb.dwarf2/method-ptr.exp: Use correct form for non-string
diff --git a/gdb/testsuite/gdb.base/gnu-debugdata.exp b/gdb/testsuite/gdb.base/gnu-debugdata.exp
index f34e4e8..55aa3c6 100644
--- a/gdb/testsuite/gdb.base/gnu-debugdata.exp
+++ b/gdb/testsuite/gdb.base/gnu-debugdata.exp
@@ -127,14 +127,30 @@ if {[run "strip" [transform strip] \
     return -1
 }
 
+# Separate full debug info into ${binfile}.debug.
+remote_file host delete ${binfile}.debug
+if {[run "copydebug" [transform objcopy] \
+	 "--only-keep-debug ${binfile} ${binfile}.debug"]} {
+    return -1
+}
+
+# Add the .gnu_debuglink section to the .gnu_debugdata file.
+# .gnu_debuglink is normally not present in the .gnu_debugdata section but in
+# some files there may be PT_NOTE with NT_GNU_BUILD_ID and GDB could look up
+# the .debug file from it.
+if {[run "addlink" [transform objcopy] \
+	 "--add-gnu-debuglink=${binfile}.debug ${binfile}.mini_debuginfo ${binfile}.mini_debuginfo-debuglink"]} {
+    return -1
+}
+
 # Inject the compressed data into the .gnu_debugdata section of the
 # original binary.
-remote_file host delete ${binfile}.mini_debuginfo.xz
-if {[run "xz" "xz" "${binfile}.mini_debuginfo"]} {
+remote_file host delete ${binfile}.mini_debuginfo-debuglink.xz
+if {[run "xz" "xz" "-k ${binfile}.mini_debuginfo-debuglink"]} {
     return -1
 }
 remote_file host delete ${binfile}.test
-if {[run "objcopy 2" [transform objcopy] "--add-section .gnu_debugdata=${binfile}.mini_debuginfo.xz ${binfile}.strip ${binfile}.test"]} {
+if {[run "objcopy 2" [transform objcopy] "--add-section .gnu_debugdata=${binfile}.mini_debuginfo-debuglink.xz ${binfile}.strip ${binfile}.test"]} {
     return -1
 }