Add a testcase for PR ld/12627.

2011-04-04  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/12627
	* ld-i386/i386.exp: Run pr12627.

	* ld-i386/pr12627.d: New.
	* ld-i386/pr12627.s: Likewise.
	* ld-i386/pr12627.t: Likewise.

ld/testsuite/ChangeLog

@@ -1,3 +1,12 @@
+2011-04-04  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR ld/12627
+	* ld-i386/i386.exp: Run pr12627.
+
+	* ld-i386/pr12627.d: New.
+	* ld-i386/pr12627.s: Likewise.
+	* ld-i386/pr12627.t: Likewise.
+
 2011-03-31  Bernd Schmidt  <bernds@codesourcery.com>
 
 	* ld-scripts/crossref.exp: Add CFLAGS for tic6x*-*-*.

ld/testsuite/ld-i386/i386.exp

@@ -201,3 +201,4 @@ if { !([istarget "i?86-*-linux*"]
 }
 
 run_dump_test "compressed1"
+run_dump_test "pr12627"

ld/testsuite/ld-i386/pr12627.d

@@ -0,0 +1,8 @@
+#name: PR ld/12627
+#as: --32
+#ld: -melf_i386 -T pr12627.t
+#nm: -n
+
+#...
+0+100 A __bss16_dwords
+#pass

ld/testsuite/ld-i386/pr12627.s

@@ -0,0 +1,11 @@
+	.section ".text16","ax"
+	.globl	_start
+_start:
+	movl	$__bss16_start, %edi
+	movl	$__bss16_dwords, %ecx
+	xorl	%eax, %eax
+	rep movsl
+	ret
+
+	.section ".bss16","ax"
+	.space	1024

ld/testsuite/ld-i386/pr12627.t

@@ -0,0 +1,27 @@
+OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
+OUTPUT_ARCH(i386)
+EXTERN(_start)
+ENTRY(_start)
+
+SECTIONS
+{
+	. = 0x1000;
+
+	.bss16 (NOLOAD) : {
+		__bss16_start = .;
+		*(.bss16)
+		__bss16_end = .;
+	}
+	__bss16_len = __bss16_end - __bss16_start;
+	__bss16_dwords = (__bss16_len + 3) >> 2;
+
+	. = 0x8000;
+
+	.text16 : {
+		FILL(0x90909090)
+		__text16_start = .;
+		*(.text16)
+		*(.text16.*)
+		__text16_end = .;
+	}
+}