ld:

2008-01-11  Tristan Gingold  <gingold@adacore.com>
	    Eric Botcazou  <ebotcazou@adacore.com>

	* ldlang.c (lang_end): Warns if the entry point is not found when
	--gc-sections.
	Emit an error if no root is specified when --gc-sections -r.
	* ld.texinfo (Options): Document that --gc-sections is compatible
	with -r and -q.
	* ldmain.c (main): Do not error out if -r and --gc-sections.
	* scripttempl/elf.sc: Emit ENTRY command only if relocating.

ld/testsuite:
2008-01-11  Tristan Gingold  <gingold@adacore.com>

	* lib/ld-lib.exp (check_gc_sections_available): Now available on
	VxWorks.
	* ld-gc: New directory for testing --gc-sections.
	* ld-gc/gc.c: New file.
	* ld-gc/gc.exp: New file.
	* ld-gc/noent.s: New file.
	* ld-gc/noent.d: New file.

1 files changed, 20 insertions, 0 deletions

diff --git a/ld/testsuite/ld-gc/gc.c b/ld/testsuite/ld-gc/gc.c
new file mode 100644
index 0000000..c662f72
--- /dev/null
+++ b/ld/testsuite/ld-gc/gc.c
@@ -0,0 +1,20 @@
+int unused_var = 7;
+int used_var = 7;
+
+int
+unused_func (int v)
+{
+  return 3 * unused_var;
+}
+
+int
+used_func (int v)
+{
+  return 2 * used_var;
+}
+
+int
+main (void)
+{
+  return used_func (5);
+}