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authorMaciej W. Rozycki <macro@codesourcery.com>2014-10-22 15:20:37 +0100
committerMaciej W. Rozycki <macro@codesourcery.com>2014-10-22 15:20:37 +0100
commitb5af9297d51a43f96c5be1bafab032184690dd6f (patch)
tree309174e190e6b3665bd7b6e2a62e08ed8124a615 /sysdeps/unix/sysv/linux/mips
parenta13d0d745ca3ea5e80506db7de0498d74d44a5b7 (diff)
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MIPS: Avoid a dangling `vfork@GLIBC_2.0' reference
This satisfies a symbol reference created with:

	.symver	__libc_vfork, vfork@GLIBC_2.0

where `__libc_vfork' has not been defined or referenced.  In this case
the `vfork@GLIBC_2.0' reference is supposed to be discarded, however a
bug present in GAS since forever causes an undefined symbol table entry
to be created.  This in turn triggers a problem in the linker that can
manifest itself by link errors such as:

ld: libpthread.so: invalid string offset 2765592330 >= 5154 for section `.dynstr'

The GAS and linker bugs need to be resolved, but we can avoid them too
by providing a `__libc_vfork' definition just like our other platforms.

	[BZ #17485]
	* sysdeps/unix/sysv/linux/mips/vfork.S (__libc_vfork): Define.
Diffstat (limited to 'sysdeps/unix/sysv/linux/mips')
-rw-r--r--sysdeps/unix/sysv/linux/mips/vfork.S1
1 files changed, 1 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/mips/vfork.S b/sysdeps/unix/sysv/linux/mips/vfork.S
index 80c362d6eb..2c1a747db3 100644
--- a/sysdeps/unix/sysv/linux/mips/vfork.S
+++ b/sysdeps/unix/sysv/linux/mips/vfork.S
@@ -108,3 +108,4 @@ L(error):
 
 libc_hidden_def(__vfork)
 weak_alias (__vfork, vfork)
+strong_alias (__vfork, __libc_vfork)