bfd/

2006-09-26  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/3223
	PR ld/3267
	* elf.c (assign_file_positions_for_non_load_sections): Don't
	warn zero size allocated sections.

ld/

2006-09-26  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/3223
	PR ld/3267
	* ld.texinfo: Updated Output Section Discarding.

	* ldlang.h (lang_output_section_statement_type): Add
	section_relative_symbol.
	* ldlang.c (strip_excluded_output_sections): Don't strip a
	section with a symbol relative to it.
	(lang_size_sections_1): Mark if an output section has a symbol
	symbol relative to it.

ld/testsuite/

2006-09-26  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/3223
	PR ld/3267
	* ld-scripts/empty-address-1.d: New file.
	* ld-scripts/empty-address-1.s: Likewise.
	* ld-scripts/empty-address-1.t: Likewise.
	* ld-scripts/empty-address-2.s: Likewise.
	* ld-scripts/empty-address-2a.d: Likewise.
	* ld-scripts/empty-address-2a.t: Likewise.
	* ld-scripts/empty-address-2b.d: Likewise.
	* ld-scripts/empty-address-2b.t: Likewise.
	* ld-scripts/empty-address-3.s: Likewise.
	* ld-scripts/empty-address-3a.d: Likewise.
	* ld-scripts/empty-address-3a.t: Likewise.
	* ld-scripts/empty-address-3b.d: Likewise.
	* ld-scripts/empty-address-3b.t: Likewise.
	* ld-scripts/empty-address-3c.d: Likewise.
	* ld-scripts/empty-address-3c.t: Likewise.
	* ld-scripts/empty-address.exp: Likewise.

17 files changed, 172 insertions, 0 deletions

diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog
index fd9f422dd1b..0cf9890e621 100644
--- a/ld/testsuite/ChangeLog
+++ b/ld/testsuite/ChangeLog
@@ -1,3 +1,24 @@
+2006-09-26  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR ld/3223
+	PR ld/3267
+	* ld-scripts/empty-address-1.d: New file.
+	* ld-scripts/empty-address-1.s: Likewise.
+	* ld-scripts/empty-address-1.t: Likewise.
+	* ld-scripts/empty-address-2.s: Likewise.
+	* ld-scripts/empty-address-2a.d: Likewise.
+	* ld-scripts/empty-address-2a.t: Likewise.
+	* ld-scripts/empty-address-2b.d: Likewise.
+	* ld-scripts/empty-address-2b.t: Likewise.
+	* ld-scripts/empty-address-3.s: Likewise.
+	* ld-scripts/empty-address-3a.d: Likewise.
+	* ld-scripts/empty-address-3a.t: Likewise.
+	* ld-scripts/empty-address-3b.d: Likewise.
+	* ld-scripts/empty-address-3b.t: Likewise.
+	* ld-scripts/empty-address-3c.d: Likewise.
+	* ld-scripts/empty-address-3c.t: Likewise.
+	* ld-scripts/empty-address.exp: Likewise.
+
 2006-09-21  Andreas Schwab  <schwab@suse.de>
 
 	* ld-m68k/plt1-68020.d: Fix patterns to match also for 64-bit
diff --git a/ld/testsuite/ld-scripts/empty-address-1.d b/ld/testsuite/ld-scripts/empty-address-1.d
new file mode 100644
index 00000000000..8b13014b5e7
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address-1.d
@@ -0,0 +1,8 @@
+#ld: -T empty-address-1.t
+#nm: -n
+#...
+0+0 T _start
+#...
+0+2000000 A __data_end
+0+2000000 D __data_start
+#pass
diff --git a/ld/testsuite/ld-scripts/empty-address-1.s b/ld/testsuite/ld-scripts/empty-address-1.s
new file mode 100644
index 00000000000..c5cc1a596c8
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address-1.s
@@ -0,0 +1,5 @@
+	.text
+	.global _start
+_start:
+	.long __data_start
+	.long __data_end
diff --git a/ld/testsuite/ld-scripts/empty-address-1.t b/ld/testsuite/ld-scripts/empty-address-1.t
new file mode 100644
index 00000000000..57a8bed2771
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address-1.t
@@ -0,0 +1,11 @@
+SECTIONS
+{
+  .text 0x0000000: { *(.text) }
+  .data 0x2000000:
+  {
+    __data_start = . ;
+    *(.data)
+  }
+  __data_end = .;
+  /DISCARD/ : { *(.*) }
+}
diff --git a/ld/testsuite/ld-scripts/empty-address-2.s b/ld/testsuite/ld-scripts/empty-address-2.s
new file mode 100644
index 00000000000..79f58eacc34
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address-2.s
@@ -0,0 +1,5 @@
+	.text
+	.global _start
+_start:
+	.long __data_end
+	.p2align 4
diff --git a/ld/testsuite/ld-scripts/empty-address-2a.d b/ld/testsuite/ld-scripts/empty-address-2a.d
new file mode 100644
index 00000000000..d831d5ffd1a
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address-2a.d
@@ -0,0 +1,8 @@
+#source: empty-address-2.s
+#ld: -Ttext 0x0000000 -Tdata 0x2000000 -T empty-address-2a.t
+#nm: -n
+#...
+0+0 T _start
+#...
+0+10 A __data_end
+#pass
diff --git a/ld/testsuite/ld-scripts/empty-address-2a.t b/ld/testsuite/ld-scripts/empty-address-2a.t
new file mode 100644
index 00000000000..6a40ad8b7c4
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address-2a.t
@@ -0,0 +1,7 @@
+SECTIONS
+{
+  .text : { *(.text) }
+  .data : { *(.data) }
+  __data_end = .;
+  /DISCARD/ : { *(.*) }
+}
diff --git a/ld/testsuite/ld-scripts/empty-address-2b.d b/ld/testsuite/ld-scripts/empty-address-2b.d
new file mode 100644
index 00000000000..514fd68e260
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address-2b.d
@@ -0,0 +1,8 @@
+#source: empty-address-2.s
+#ld: -Ttext 0x0000000 -Tdata 0x2000000 -T empty-address-2b.t
+#nm: -n
+#...
+0+0 T _start
+#...
+0+10 A __data_end
+#pass
diff --git a/ld/testsuite/ld-scripts/empty-address-2b.t b/ld/testsuite/ld-scripts/empty-address-2b.t
new file mode 100644
index 00000000000..dcf264f4a28
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address-2b.t
@@ -0,0 +1,11 @@
+SECTIONS
+{
+  .text 0x0000000: { *(.text) }
+  .data :
+  {
+    PROVIDE (__data_start = .);
+    *(.data)
+  }
+  __data_end = .;
+  /DISCARD/ : { *(.*) }
+}
diff --git a/ld/testsuite/ld-scripts/empty-address-3.s b/ld/testsuite/ld-scripts/empty-address-3.s
new file mode 100644
index 00000000000..6b07dd434d5
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address-3.s
@@ -0,0 +1,5 @@
+	.text
+	.global _start
+_start:
+	.byte 0,0,0,0,0,0,0,0
+	.byte 0,0,0,0,0,0,0,0
diff --git a/ld/testsuite/ld-scripts/empty-address-3a.d b/ld/testsuite/ld-scripts/empty-address-3a.d
new file mode 100644
index 00000000000..bb12c801906
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address-3a.d
@@ -0,0 +1,8 @@
+#source: empty-address-3.s
+#ld: -T empty-address-3a.t
+#nm: -n
+#...
+0+0 T _start
+#...
+0+10 A __data_end
+#pass
diff --git a/ld/testsuite/ld-scripts/empty-address-3a.t b/ld/testsuite/ld-scripts/empty-address-3a.t
new file mode 100644
index 00000000000..2807e71f561
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address-3a.t
@@ -0,0 +1,10 @@
+SECTIONS
+{
+  .text 0x00000000: { *(.text) }
+  .data ALIGN(0x1000) + (. & (0x1000 - 1)):
+  {
+    *(.data)
+  }
+  __data_end = .;
+  /DISCARD/ : { *(.*) }
+}
diff --git a/ld/testsuite/ld-scripts/empty-address-3b.d b/ld/testsuite/ld-scripts/empty-address-3b.d
new file mode 100644
index 00000000000..b3e2a4b5ec3
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address-3b.d
@@ -0,0 +1,8 @@
+#source: empty-address-3.s
+#ld: -T empty-address-3b.t
+#nm: -n
+#...
+0+0 T _start
+#...
+0+10 A __data_end
+#pass
diff --git a/ld/testsuite/ld-scripts/empty-address-3b.t b/ld/testsuite/ld-scripts/empty-address-3b.t
new file mode 100644
index 00000000000..4f213af519e
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address-3b.t
@@ -0,0 +1,11 @@
+SECTIONS
+{
+  .text 0x00000000: { *(.text) }
+  .data ALIGN(0x1000) + (. & (0x1000 - 1)):
+  {
+    PROVIDE (__data_start = .);
+    *(.data)
+  }
+  __data_end = .;
+  /DISCARD/ : { *(.*) }
+}
diff --git a/ld/testsuite/ld-scripts/empty-address-3c.d b/ld/testsuite/ld-scripts/empty-address-3c.d
new file mode 100644
index 00000000000..41e0afbd061
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address-3c.d
@@ -0,0 +1,10 @@
+#source: empty-address-3.s
+#ld: -T empty-address-3c.t
+#nm: -n
+#...
+0+0 T _start
+#...
+0+1010 A __data_end
+#...
+0+1010 D __data_start
+#pass
diff --git a/ld/testsuite/ld-scripts/empty-address-3c.t b/ld/testsuite/ld-scripts/empty-address-3c.t
new file mode 100644
index 00000000000..6de519881fe
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address-3c.t
@@ -0,0 +1,11 @@
+SECTIONS
+{
+  .text 0x00000000: { *(.text) }
+  .data ALIGN(0x1000) + (. & (0x1000 - 1)):
+  {
+    __data_start = .;
+    *(.data)
+  }
+  __data_end = .;
+  /DISCARD/ : { *(.*) }
+}
diff --git a/ld/testsuite/ld-scripts/empty-address.exp b/ld/testsuite/ld-scripts/empty-address.exp
new file mode 100644
index 00000000000..556aabae42f
--- /dev/null
+++ b/ld/testsuite/ld-scripts/empty-address.exp
@@ -0,0 +1,25 @@
+# Make sure that "dot" is updated for empty sections if their addresses
+# are set.
+#   Copyright 2006
+#   Free Software Foundation, Inc.
+#
+# This file is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
+
+run_dump_test empty-address-1
+run_dump_test empty-address-2a
+run_dump_test empty-address-2b
+run_dump_test empty-address-3a
+run_dump_test empty-address-3b
+run_dump_test empty-address-3c