X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=mk%2Ftoolchain%2Fclang%2Frte.vars.mk;h=dde922d2293cad67fa9cb6b0abd369b2e795d70a;hb=98a7ea332ba3da0f74ec951595d36a616165b255;hp=40cb389ddc4aeca769a00c78bf5907f3ddc66a78;hpb=df2cb420b996fb688adb57c9575efbf45d75f465;p=dpdk.git

diff --git a/mk/toolchain/clang/rte.vars.mk b/mk/toolchain/clang/rte.vars.mk
index 40cb389ddc..dde922d229 100644
--- a/mk/toolchain/clang/rte.vars.mk
+++ b/mk/toolchain/clang/rte.vars.mk
@@ -32,10 +32,10 @@
 #
 # toolchain:
 #
-#   - define CC, LD, AR, AS, ... (overriden by cmdline value)
-#   - define TOOLCHAIN_CFLAGS variable (overriden by cmdline value)
-#   - define TOOLCHAIN_LDFLAGS variable (overriden by cmdline value)
-#   - define TOOLCHAIN_ASFLAGS variable (overriden by cmdline value)
+#   - define CC, LD, AR, AS, ... (overridden by cmdline value)
+#   - define TOOLCHAIN_CFLAGS variable (overridden by cmdline value)
+#   - define TOOLCHAIN_LDFLAGS variable (overridden by cmdline value)
+#   - define TOOLCHAIN_ASFLAGS variable (overridden by cmdline value)
 #
 
 CC        = $(CROSS)clang
@@ -63,14 +63,26 @@ TOOLCHAIN_ASFLAGS =
 TOOLCHAIN_CFLAGS =
 TOOLCHAIN_LDFLAGS =
 
-WERROR_FLAGS := -W -Wall -Werror -Wstrict-prototypes -Wmissing-prototypes
+WERROR_FLAGS := -W -Wall -Wstrict-prototypes -Wmissing-prototypes
 WERROR_FLAGS += -Wmissing-declarations -Wold-style-definition -Wpointer-arith
 WERROR_FLAGS += -Wnested-externs -Wcast-qual
 WERROR_FLAGS += -Wformat-nonliteral -Wformat-security
 WERROR_FLAGS += -Wundef -Wwrite-strings
 
+ifeq ($(RTE_DEVEL_BUILD),y)
+WERROR_FLAGS += -Werror
+endif
+
 # process cpu flags
 include $(RTE_SDK)/mk/toolchain/$(RTE_TOOLCHAIN)/rte.toolchain-compat.mk
 
+# workaround clang bug with warning "missing field initializer" for "= {0}"
+WERROR_FLAGS += -Wno-missing-field-initializers
+
+# disable packed member unalign warnings
+ifeq ($(shell test $(CLANG_MAJOR_VERSION) -ge 4 && echo 1), 1)
+WERROR_FLAGS += -Wno-address-of-packed-member
+endif
+
 export CC AS AR LD OBJCOPY OBJDUMP STRIP READELF
 export TOOLCHAIN_CFLAGS TOOLCHAIN_LDFLAGS TOOLCHAIN_ASFLAGS