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kbuild: remove unused cc-fullversion variable

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The last user of cc-fullversion was removed by commit f2910f0e68
("powerpc: remove old GCC version checks").

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
This commit is contained in:
Masahiro Yamada 2018-10-30 01:03:54 +09:00
parent 0085b4191f
commit 3f80babd9c
2 changed files with 0 additions and 19 deletions
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15
Documentation/kbuild/makefiles.txt
View File

@ -537,21 +537,6 @@ more details, with real examples.
The third parameter may be a text as in this example, but it may also
be an expanded variable or a macro.
cc-fullversion
cc-fullversion is useful when the exact version of gcc is needed.
One typical use-case is when a specific GCC version is broken.
cc-fullversion points out a more specific version than cc-version does.
Example:
#arch/powerpc/Makefile
$(Q)if test "$(cc-fullversion)" = "040200" ; then \
echo -n '*** GCC-4.2.0 cannot compile the 64-bit powerpc ' ; \
false ; \
fi
In this example for a specific GCC version the build will error out
explaining to the user why it stops.
cc-cross-prefix
cc-cross-prefix is used to check if there exists a $(CC) in path with
one of the listed prefixes. The first prefix where there exist a

4
scripts/Kbuild.include
View File

@ -147,10 +147,6 @@ cc-name = $(shell $(CC) -v 2>&1 | grep -q "clang version" && echo clang || echo
# cc-version
cc-version = $(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-version.sh $(CC))
# cc-fullversion
cc-fullversion = $(shell $(CONFIG_SHELL) \
$(srctree)/scripts/gcc-version.sh -p $(CC))
# cc-ifversion
# Usage: EXTRA_CFLAGS += $(call cc-ifversion, -lt, 0402, -O1)
cc-ifversion = $(shell [ $(cc-version) $(1) $(2) ] && echo $(3) || echo $(4))