Don't check relocation if input ELF object ID doesn't match output.

bfd/

2010-08-22  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/11933
	* elflink.c (elf_link_add_object_symbols): Don't check relocation
	if input ELF object ID doesn't match output.

ld/testsuite/

2010-08-22  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/11933
	* ld-x86-64/mixed1a.s: New.
	* ld-x86-64/mixed1b.s: Likewise.
	* ld-x86-64/mixed2a.s: Likewise.
	* ld-x86-64/mixed2b.s: Likewise.

	* ld-x86-64/x86-64.exp: Text mixed x86_64 and i386 inputs.

5 files changed, 61 insertions, 0 deletions

diff --git a/ld/testsuite/ld-x86-64/mixed1a.s b/ld/testsuite/ld-x86-64/mixed1a.s
new file mode 100644
index 0000000..07e0ae8
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/mixed1a.s
@@ -0,0 +1,6 @@
+	.text
+.globl _start
+	.type	_start, @function
+_start:
+	cmpq	$0, foo(%rip)
+	.size	_start, .-_start
diff --git a/ld/testsuite/ld-x86-64/mixed1b.s b/ld/testsuite/ld-x86-64/mixed1b.s
new file mode 100644
index 0000000..66bb38f
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/mixed1b.s
@@ -0,0 +1,10 @@
+.globl foo
+	.section	.rodata.str1.1,"aMS",@progbits,1
+.LC0:
+	.string	"Hello"
+	.data
+	.align 4
+	.type	foo, @object
+	.size	foo, 4
+foo:
+	.long	.LC0
diff --git a/ld/testsuite/ld-x86-64/mixed2a.s b/ld/testsuite/ld-x86-64/mixed2a.s
new file mode 100644
index 0000000..a597bb3
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/mixed2a.s
@@ -0,0 +1,7 @@
+	.text
+	.p2align 4,,15
+.globl _start
+	.type	_start, @function
+_start:
+	movl	foo(%rip), %eax
+	.size	_start, .-_start
diff --git a/ld/testsuite/ld-x86-64/mixed2b.s b/ld/testsuite/ld-x86-64/mixed2b.s
new file mode 100644
index 0000000..3cac801
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/mixed2b.s
@@ -0,0 +1,7 @@
+.globl foo
+	.data
+	.align 4
+	.type	foo, @object
+	.size	foo, 4
+foo:
+	.long	1
diff --git a/ld/testsuite/ld-x86-64/x86-64.exp b/ld/testsuite/ld-x86-64/x86-64.exp
index ed5d8dc..f5d1b0b 100644
--- a/ld/testsuite/ld-x86-64/x86-64.exp
+++ b/ld/testsuite/ld-x86-64/x86-64.exp
@@ -75,10 +75,41 @@ set x86_64tests {
     {"TLS IE->LE transition" "-melf_x86_64"
      "--64" {tlsie1.s}
      {{objdump -dwr tlsie1.dd}} "tlsie1"}
+    {"Helper 64bit object 1" "-r -melf_x86_64"
+     "--64" {mixed1a.s} {} "libmixe1a.o"}
+    {"Helper 32bit object 1" "-r -melf_i386"
+     "--32" {mixed1b.s} {} "libmixe1b.o"}
+    {"Helper 64bit object 2" "-r -melf_x86_64"
+     "--64" {mixed2a.s} {} "libmixe2a.o"}
+    {"Helper 32bit object 2" "-r -melf_i386"
+     "--32" {mixed2b.s} {} "libmixe2b.o"}
 }
 
 run_ld_link_tests $x86_64tests
 
+global link_output
+global ld
+
+set test_namename "Mixed x86_64 and i386 input test 1"
+set test mixed1
+if { ![ld_simple_link $ld tmpdir/$test "-melf_x86_64 tmpdir/${test}a.o tmpdir/${test}b.o"] } {
+    if [string match "*i386 architecture of input file `tmpdir/${test}b.o' is incompatible with i386:x86-64 output*" $link_output] {
+	pass "$test_name" 
+    } {
+	fail "$test_name" 
+    }
+}
+
+set test_namename "Mixed x86_64 and i386 input test 2"
+set test mixed2
+if { ![ld_simple_link $ld tmpdir/$test "-melf_x86_64 tmpdir/${test}a.o tmpdir/${test}b.o"] } {
+    if [string match "*i386 architecture of input file `tmpdir/${test}b.o' is incompatible with i386:x86-64 output*" $link_output] {
+	pass "$test_name" 
+    } {
+	fail "$test_name" 
+    }
+}
+
 run_dump_test "abs"
 run_dump_test "abs-l1om"
 run_dump_test "pcrel8"