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-rw-r--r--libpthread/linuxthreads/sysdeps/i386/pt-machine.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/libpthread/linuxthreads/sysdeps/i386/pt-machine.h b/libpthread/linuxthreads/sysdeps/i386/pt-machine.h
index e1f41c80e..af1818d7b 100644
--- a/libpthread/linuxthreads/sysdeps/i386/pt-machine.h
+++ b/libpthread/linuxthreads/sysdeps/i386/pt-machine.h
@@ -36,7 +36,9 @@ extern int __compare_and_swap (long int *p, long int oldval, long int newval);
/* See if we can optimize for newer cpus... */
-#if defined __GNUC__ && __GNUC__ >= 2 && defined __i486__ || defined __pentium__ || defined __pentiumpro__
+#if defined __GNUC__ && __GNUC__ >= 2 && \
+ (defined __i486__ || defined __pentium__ || defined __pentiumpro__ || defined __pentium4__ || \
+ defined __athlon__ || defined __k8__)
/* Spinlock implementation; required. */
PT_EI long int