Mark .gnu.lto_* sections with SHF_EXCLUDE.

bfd/

2010-12-12  H.J. Lu  <hongjiu.lu@intel.com>

	* elf.c (special_sections_g): Add ".gnu.lto_".

gas/testsuite/

2010-12-12  H.J. Lu  <hongjiu.lu@intel.com>

	* gas/elf/elf.exp: Run section9.

	* gas/elf/section9.d: New.
	* gas/elf/section9.s: Likewise.

bfd/ChangeLog

@@ -1,3 +1,7 @@
+2010-12-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* elf.c (special_sections_g): Add ".gnu.lto_".
+
 2010-12-10  Alan Modra  <amodra@gmail.com>
 
 	* config.bfd: Configure rs6000-*-aix* as for powerpc-*-aix*.

bfd/elf.c

@@ -2082,6 +2082,7 @@ static const struct bfd_elf_special_section special_sections_f[] =
 static const struct bfd_elf_special_section special_sections_g[] =
 {
   { STRING_COMMA_LEN (".gnu.linkonce.b"), -2, SHT_NOBITS,      SHF_ALLOC + SHF_WRITE },
+  { STRING_COMMA_LEN (".gnu.lto_"),       -1, SHT_PROGBITS,    SHF_EXCLUDE },
   { STRING_COMMA_LEN (".got"),             0, SHT_PROGBITS,    SHF_ALLOC + SHF_WRITE },
   { STRING_COMMA_LEN (".gnu.version"),     0, SHT_GNU_versym,  0 },
   { STRING_COMMA_LEN (".gnu.version_d"),   0, SHT_GNU_verdef,  0 },

gas/testsuite/ChangeLog

@@ -1,4 +1,11 @@
-2010-12-11 Mingming Sun <mingm.sun@gmail.com>
+2010-12-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* gas/elf/elf.exp: Run section9.
+
+	* gas/elf/section9.d: New.
+	* gas/elf/section9.s: Likewise.
+
+2010-12-11  Mingming Sun  <mingm.sun@gmail.com>
 
 	* gas/mips/loongson-3a.s, gas/mips/loongson-3a.d: New test.
 	* gas/mips/mips.exp: Run it.

gas/testsuite/gas/elf/elf.exp

@@ -174,6 +174,7 @@ if { ([istarget "*-*-*elf*"]
     run_dump_test "section6"
     run_dump_test "section7"
     run_dump_test "section8"
+    run_dump_test "section9"
     run_dump_test "dwarf2-1"
     run_dump_test "dwarf2-2"
     run_dump_test "dwarf2-3"

gas/testsuite/gas/elf/section9.d

@@ -0,0 +1,7 @@
+#readelf: -S --wide
+#name: section flags
+
+#...
+[ 	]*\[.*\][ 	]+\.gnu\.lto_main[ 	]+PROGBITS.*[ 	]+E[   ]+.*
+[ 	]*\[.*\][ 	]+\.gnu\.lto_\.pureconst[ 	]+PROGBITS.*[ 	]+E[   ]+.*
+#pass

gas/testsuite/gas/elf/section9.s

@@ -0,0 +1,4 @@
+	.section .gnu.lto_main,"",%progbits
+	.byte 0,0,0,0
+	.section .gnu.lto_.pureconst,"",%progbits
+	.byte 0,0,0,0