Allow self-assignment for absolute symbols defined in a linker script

[deliverable/binutils-gdb.git] / ld / testsuite / ld-scripts / crossref.exp

diff --git a/ld/testsuite/ld-scripts/crossref.exp b/ld/testsuite/ld-scripts/crossref.exp
index c47e05ffc37b6376927abab48469caddf763d528..01fdeb49b2585c3b943161f6d49bf848c70bc6fe 100644 (file)
--- a/ld/testsuite/ld-scripts/crossref.exp
+++ b/ld/testsuite/ld-scripts/crossref.exp
@@ -1,36 +1,41 @@
 # Test NOCROSSREFS in a linker script.
 # By Ian Lance Taylor, Cygnus Support.
-#   Copyright 2000, 2001, 2002, 2003, 2004
+#   Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2007
 #   Free Software Foundation, Inc.
 #
-# This file is free software; you can redistribute it and/or modify
+# This file is part of the GNU Binutils.
+#
+# This program 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
+# the Free Software Foundation; either version 3 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.
+# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
+# MA 02110-1301, USA.
 
 set test1 "NOCROSSREFS 1"
 set test2 "NOCROSSREFS 2"
 set test3 "NOCROSSREFS 3"
 
-if { [which $CC] == 0 } {
+if { ![is_remote host] && [which $CC] == 0 } {
     untested $test1
     untested $test2
     untested $test3
     return
 }
 
+global CFLAGS
+set old_CFLAGS "$CFLAGS"
+
 # Xtensa targets currently default to putting literal values in a separate
 # section and that requires linker script support, so put literals in text.
-global CFLAGS
 if [istarget xtensa*-*-*] {
     set CFLAGS "$CFLAGS -mtext-section-literals"
 }
@@ -38,14 +43,27 @@ if [istarget xtensa*-*-*] {
 # If we have a compiler that doesn't use/reference dot-symbols, then
 # calls to functions reference the .opd section function descriptor.
 # This makes NOCROSSREFS rather useless on powerpc64.
-if [istarget powerpc64*-*-*] {
+if [istarget powerpc64-*-*] {
     set CFLAGS "$CFLAGS -mcall-aixdesc"
 }
 
+# Prevent the use of the MeP's small data area which references a symbol
+# called __sdabase which will not be defined by our test linker scripts.
+if [istarget mep*-*-elf] {
+    set CFLAGS "-mtiny=0"
+}
+
+# The .dsbt section and __c6xabi_DSBT_BASE are not defined in our test
+# linker scripts.
+if [istarget tic6x*-*-*] {
+    set CFLAGS "-mno-dsbt -msdata=none"
+}
+
 if { ![ld_compile $CC "$srcdir/$subdir/cross1.c" tmpdir/cross1.o] \
      || ![ld_compile $CC "$srcdir/$subdir/cross2.c" tmpdir/cross2.o] } {
     unresolved $test1
     unresolved $test2
+    set CFLAGS "$old_CFLAGS"
     return
 }
 
@@ -59,9 +77,7 @@ if [istarget sh64*-*-elf] {
 # IA64 has both ordered and unordered sections in an input file.
 setup_xfail ia64-*-*
 
-verbose -log "$ld $flags -o tmpdir/cross1 -T $srcdir/$subdir/cross1.t tmpdir/cross1.o tmpdir/cross2.o"
-
-catch "exec $ld $flags -o tmpdir/cross1 -T $srcdir/$subdir/cross1.t tmpdir/cross1.o tmpdir/cross2.o" exec_output
+set exec_output [run_host_cmd "$ld" "$flags -o tmpdir/cross1 -T $srcdir/$subdir/cross1.t tmpdir/cross1.o tmpdir/cross2.o"]
 
 set exec_output [prune_warnings $exec_output]
 
@@ -82,13 +98,11 @@ if [string match "" $exec_output] then {
 
 if { ![ld_compile $CC "$srcdir/$subdir/cross3.c" tmpdir/cross3.o] } {
     unresolved $test2
+    set CFLAGS "$old_CFLAGS"
     return
 }
 
-verbose -log "$ld $flags -o tmpdir/cross2 -T $srcdir/$subdir/cross2.t tmpdir/cross3.o"
-
-catch "exec $ld $flags -o tmpdir/cross2 -T $srcdir/$subdir/cross2.t tmpdir/cross3.o" exec_output
-
+set exec_output [run_host_cmd "$ld" "$flags -o tmpdir/cross2 -T $srcdir/$subdir/cross2.t tmpdir/cross3.o"]
 set exec_output [prune_warnings $exec_output]
 
 regsub -all "(^|\n)($ld: warning: cannot find entry symbol\[^\n\]*\n?)" $exec_output "\\1" exec_output
@@ -108,17 +122,17 @@ if [string match "" $exec_output] then {
 
 if { ![ld_compile $CC "$srcdir/$subdir/cross4.c" tmpdir/cross4.o] } {
     unresolved $test3
+    set CFLAGS "$old_CFLAGS"
     return
 }
 
 if ![ld_relocate $ld tmpdir/cross3-partial.o "tmpdir/cross1.o tmpdir/cross4.o"] {
     unresolved $test3
+    set CFLAGS "$old_CFLAGS"
     return
 }
 
-verbose -log "$ld $flags -o tmpdir/cross3 -T $srcdir/$subdir/cross3.t tmpdir/cross3-partial.o tmpdir/cross2.o"
-
-catch "exec $ld $flags -o tmpdir/cross3 -T $srcdir/$subdir/cross3.t tmpdir/cross3-partial.o tmpdir/cross2.o" exec_output
+set exec_output [run_host_cmd "$ld" "$flags -o tmpdir/cross3 -T $srcdir/$subdir/cross3.t tmpdir/cross3-partial.o tmpdir/cross2.o"]
 
 set exec_output [prune_warnings $exec_output]
 
@@ -130,3 +144,5 @@ if [string match "" $exec_output] then {
     verbose -log "$exec_output"
     fail $test3
 }
+
+set CFLAGS "$old_CFLAGS"