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-rw-r--r--libc/signal/Makefile.in2
1 files changed, 2 insertions, 0 deletions
diff --git a/libc/signal/Makefile.in b/libc/signal/Makefile.in
index ed8598b07..bb5ba8fbf 100644
--- a/libc/signal/Makefile.in
+++ b/libc/signal/Makefile.in
@@ -24,7 +24,9 @@ ifneq ($(strip $(ARCH_OBJS)),)
CSRC-y := $(filter-out $(notdir $(ARCH_OBJS:.o=.c)),$(CSRC-y))
endif
+ifneq ($(UCLIBC_HAS_BACKTRACE),)
CFLAGS-raise.c = -fasynchronous-unwind-tables
+endif
SIGNAL_DIR := $(top_srcdir)libc/signal
SIGNAL_OUT := $(top_builddir)libc/signal