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-rw-r--r--Documentation/kbuild/makefiles.txt9
1 files changed, 5 insertions, 4 deletions
diff --git a/Documentation/kbuild/makefiles.txt b/Documentation/kbuild/makefiles.txt
index a311db829e9b..a64f3c6e2012 100644
--- a/Documentation/kbuild/makefiles.txt
+++ b/Documentation/kbuild/makefiles.txt
@@ -524,15 +524,16 @@ more details, with real examples.
Example:
#arch/x86/Makefile
cflags-y += $(shell \
- if [ $(call cc-version) -ge 0300 ] ; then \
+ if [ $(cc-version) -ge 0300 ] ; then \
echo "-mregparm=3"; fi ;)
In the above example, -mregparm=3 is only used for gcc version greater
than or equal to gcc 3.0.
cc-ifversion
- cc-ifversion tests the version of $(CC) and equals last argument if
- version expression is true.
+ cc-ifversion tests the version of $(CC) and equals the fourth parameter
+ if version expression is true, or the fifth (if given) if the version
+ expression is false.
Example:
#fs/reiserfs/Makefile
@@ -552,7 +553,7 @@ more details, with real examples.
Example:
#arch/powerpc/Makefile
- $(Q)if test "$(call cc-fullversion)" = "040200" ; then \
+ $(Q)if test "$(cc-fullversion)" = "040200" ; then \
echo -n '*** GCC-4.2.0 cannot compile the 64-bit powerpc ' ; \
false ; \
fi