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-rw-r--r--linuxthreads/sysdeps/powerpc/tcb-offsets.sym2
1 files changed, 1 insertions, 1 deletions
diff --git a/linuxthreads/sysdeps/powerpc/tcb-offsets.sym b/linuxthreads/sysdeps/powerpc/tcb-offsets.sym
index b526b62336..7c5cca01ea 100644
--- a/linuxthreads/sysdeps/powerpc/tcb-offsets.sym
+++ b/linuxthreads/sysdeps/powerpc/tcb-offsets.sym
@@ -8,7 +8,7 @@
 -- Abuse tls.h macros to derive offsets relative to the thread register.
 #  undef __thread_register
 #  define __thread_register	((void *) 0)
-#  define thread_offsetof(mem)	((void *) &THREAD_SELF->p_##mem - (void *) 0)
+#  define thread_offsetof(mem)	((ptrdiff_t) THREAD_SELF + offsetof (struct _pthread_descr_struct, p_##mem))
 
 # else