mk: use $CC to detect toolchain version

Using gcc is wrong, we should use the cross gcc to detect the
version of gcc.

Signed-off-by: Samuel Gauthier <samuel.gauthier@6wind.com>
Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>

diff --git a/mk/toolchain/gcc/rte.toolchain-compat.mk b/mk/toolchain/gcc/rte.toolchain-compat.mk
index 88191e5..6566cf3 100644 (file)
--- a/mk/toolchain/gcc/rte.toolchain-compat.mk
+++ b/mk/toolchain/gcc/rte.toolchain-compat.mk
@@ -39,7 +39,7 @@
 
 #find out GCC version
 
-GCC_MAJOR_VERSION = $(shell gcc -dumpversion | cut -f1 -d.)
+GCC_MAJOR_VERSION = $(shell $(CC) -dumpversion | cut -f1 -d.)
 
 # if GCC is not 4.x
 ifneq ($(GCC_MAJOR_VERSION),4)
@@ -48,7 +48,7 @@ $(warning You are not using GCC 4.x. This is neither supported, nor tested.)
 
 
 else
-       GCC_MINOR_VERSION = $(shell gcc -dumpversion | cut -f2 -d.)
+       GCC_MINOR_VERSION = $(shell $(CC) -dumpversion | cut -f2 -d.)
 
 # GCC graceful degradation
 # GCC 4.2.x - added support for generic target