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-rw-r--r--src/Makefile.housekeeping11
1 files changed, 10 insertions, 1 deletions
diff --git a/src/Makefile.housekeeping b/src/Makefile.housekeeping
index f8334921b..1b175b950 100644
--- a/src/Makefile.housekeeping
+++ b/src/Makefile.housekeeping
@@ -185,6 +185,15 @@ WNST_TEST = $(CC) -Wstringop-truncation -x c -c /dev/null -o /dev/null \
>/dev/null 2>&1
WNST_FLAGS := $(shell $(WNST_TEST) && $(ECHO) '-Wno-stringop-truncation')
WORKAROUND_CFLAGS += $(WNST_FLAGS)
+
+# gcc 9.1 generates warnings for taking address of packed member which
+# may result in an unaligned pointer value. Inhibit the warnings.
+#
+WNAPM_TEST = $(CC) -Wno-address-of-packed-member -x c -c /dev/null \
+ -o /dev/null >/dev/null 2>&1
+WNAPM_FLAGS := $(shell $(WNAPM_TEST) && \
+ $(ECHO) '-Wno-address-of-packed-member')
+WORKAROUND_CFLAGS += $(WNAPM_FLAGS)
endif
# Some versions of gas choke on division operators, treating them as
@@ -445,7 +454,7 @@ endif
CFLAGS += $(WORKAROUND_CFLAGS) $(EXTRA_CFLAGS)
ASFLAGS += $(WORKAROUND_ASFLAGS) $(EXTRA_ASFLAGS)
LDFLAGS += $(WORKAROUND_LDFLAGS) $(EXTRA_LDFLAGS)
-HOST_CFLAGS += $(WORKAROUND_CFLAGS) -O2 -g
+HOST_CFLAGS += -O2 -g
# Inhibit -Werror if NO_WERROR is specified on make command line
#