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-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.commonarch2
1 files changed, 2 insertions, 0 deletions
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.commonarch b/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.commonarch
index b32bc9b5e..8a762b74e 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.commonarch
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.commonarch
@@ -128,7 +128,9 @@ CFLAGS-timer_gettime.c = -I$(top_srcdir)librt -DIS_IN_librt
CFLAGS-timer_routines.c = -I$(top_srcdir)librt -DIS_IN_librt
CFLAGS-timer_settime.c = -I$(top_srcdir)librt -DIS_IN_librt
+ifneq ($(UCLIBC_HAS_BACKTRACE),)
CFLAGS-raise.c = -fasynchronous-unwind-tables
+endif
CFLAGS-linux = -DNOT_IN_libc -DIS_IN_libpthread $(SSP_ALL_CFLAGS)