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-rw-r--r--sysdeps/unix/sysv/linux/powerpc/bits/sigstack.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/sigstack.h b/sysdeps/unix/sysv/linux/powerpc/bits/sigstack.h
index abc87cd7a6..4bff1fe1e7 100644
--- a/sysdeps/unix/sysv/linux/powerpc/bits/sigstack.h
+++ b/sysdeps/unix/sysv/linux/powerpc/bits/sigstack.h
@@ -23,10 +23,15 @@
 # error "Never include this file directly.  Use <signal.h> instead"
 #endif
 
+#ifdef __powerpc64__
+#define MINSIGSTKSZ	8192
+#define SIGSTKSZ	32768
+#else
 /* Minimum stack size for a signal handler.  */
 #define MINSIGSTKSZ	4096
 
 /* System default stack size.  */
 #define SIGSTKSZ	16384
+#endif
 
 #endif /* bits/sigstack.h */