It is often useful to build with debug enabled, we add a config
(CONFIG_RTE_TOOLCHAIN_DEBUG) to do so.

Note: This patch does not include corresponding changes for ICC.  The author
pleads abject ignorance in this regard, and welcomes recommendations. :-)

Signed-off-by: Cyril Chemparathy <cchemparathy at tilera.com>
---
 config/defconfig_x86_64-default-linuxapp-gcc | 1 +
 mk/toolchain/gcc/rte.vars.mk                 | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/config/defconfig_x86_64-default-linuxapp-gcc 
b/config/defconfig_x86_64-default-linuxapp-gcc
index f11ffbf..3b36efd 100644
--- a/config/defconfig_x86_64-default-linuxapp-gcc
+++ b/config/defconfig_x86_64-default-linuxapp-gcc
@@ -67,6 +67,7 @@ CONFIG_RTE_ARCH_X86_64=y
 #
 CONFIG_RTE_TOOLCHAIN="gcc"
 CONFIG_RTE_TOOLCHAIN_GCC=y
+CONFIG_RTE_TOOLCHAIN_DEBUG=n

 #
 # Use intrinsics or assembly code for key routines
diff --git a/mk/toolchain/gcc/rte.vars.mk b/mk/toolchain/gcc/rte.vars.mk
index 0edb93f..81ed3fa 100644
--- a/mk/toolchain/gcc/rte.vars.mk
+++ b/mk/toolchain/gcc/rte.vars.mk
@@ -68,6 +68,11 @@ ifeq (,$(findstring -O0,$(EXTRA_CFLAGS)))
 endif
 endif

+ifeq ($(CONFIG_RTE_TOOLCHAIN_DEBUG),y)
+TOOLCHAIN_CFLAGS += -g -ggdb
+TOOLCHAIN_LDFLAGS += -g -ggdb
+endif
+
 WERROR_FLAGS := -W -Wall -Werror -Wstrict-prototypes -Wmissing-prototypes
 WERROR_FLAGS += -Wmissing-declarations -Wold-style-definition -Wpointer-arith
 WERROR_FLAGS += -Wcast-align -Wnested-externs -Wcast-qual
-- 
1.8.3.1

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