ld/

2009-03-20  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/9970
	* ldlang.c (lang_end): Warn missing entry symbol for -pie.

ld/testsuite/

2009-03-20  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/9970
	* ld-pie/pie.exp: Use -fpie to compile.  Run *.d tests.

	* ld-pie/start.d: New.
	* ld-pie/start.s: Likewise.

ld/ChangeLog

@@ -1,3 +1,8 @@
+2009-03-20  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR ld/9970
+	* ldlang.c (lang_end): Warn missing entry symbol for -pie.
+
 2009-03-19  Alan Modra  <amodra@bigpond.net.au>
 
 	* emultempl/spuelf.em (spu_before_allocation): Report errors from

ld/ldlang.c

@@ -5417,7 +5417,7 @@ lang_end (void)
   bfd_boolean warn;
 
   if ((link_info.relocatable && !link_info.gc_sections)
-      || link_info.shared)
+      || (link_info.shared && !link_info.executable))
     warn = entry_from_cmdline;
   else
     warn = TRUE;

ld/testsuite/ChangeLog

@@ -1,3 +1,11 @@
+2009-03-20  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR ld/9970
+	* ld-pie/pie.exp: Use -fpie to compile.  Run *.d tests.
+
+	* ld-pie/start.d: New.
+	* ld-pie/start.s: Likewise.
+
 2009-03-18  H.J. Lu  <hongjiu.lu@intel.com>
 
 	PR ld/6766

ld/testsuite/ld-pie/pie.exp

@@ -28,8 +28,8 @@ if { ![istarget *-*-linux*] } {
 }
 
 # Check if -pie is supported or not.
-send_log "$CC -pie $srcdir/$subdir/pie.c -o tmpdir/pie"
-catch "exec $CC -pie $srcdir/$subdir/pie.c -o tmpdir/pie" exec_output
+send_log "$CC -fpie -pie $srcdir/$subdir/pie.c -o tmpdir/pie"
+catch "exec $CC -fpie -pie $srcdir/$subdir/pie.c -o tmpdir/pie" exec_output
 send_log "$exec_output\n"
 if { ![string match "" $exec_output] } {
     return
@@ -41,3 +41,10 @@ set array_tests {
 }
 
 run_ld_link_exec_tests [] $array_tests
+
+set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
+foreach t $test_list {
+    # We need to strip the ".d", but can leave the dirname.
+    verbose [file rootname $t]
+    run_dump_test [file rootname $t]
+}

ld/testsuite/ld-pie/start.d

@@ -0,0 +1,8 @@
+#name: missing entry symbol
+#ld: -pie
+#warning: .*: warning: cannot find entry symbol .*
+#nm: -n
+
+#...
+[0-9a-f]+ T +foo
+#...

ld/testsuite/ld-pie/start.s

@@ -0,0 +1,4 @@
+	.text
+	.globl foo
+foo:
+	.byte 0