The kernel requires at least GCC 4.8 in order to build, and so there is no need to cater for the pre-4.7 gcov format.
Remove the obsolete code.
Acked-by: Peter Oberparleiter Reviewed-by: Nick Desaulniers Signed-off-by: Will Deacon
# SPDX-License-Identifier: GPL-2.0 ccflags-y := -DSRCTREE='"$(srctree)"' -DOBJTREE='"$(objtree)"' obj-y := base.o fs.o obj-$(CONFIG_CC_IS_GCC) += gcc_base.o gcc_4_7.o obj-$(CONFIG_CC_IS_CLANG) += clang.o