clang generates plenty of these warnings in different parts of the code. They are mostly caused by container_of() and other macros which declare a "const <type> *" variable for their internal use which triggers a "duplicate 'const' specifier" warning if the <type> is already const qualified.
Wording-mostly-from: Michael Davidson <[email protected]> Signed-off-by: Matthias Kaehlcke <[email protected]> --- Makefile | 1 + 1 file changed, 1 insertion(+) diff --git a/Makefile b/Makefile index df5abf346354..6cd6d428db43 100644 --- a/Makefile +++ b/Makefile @@ -704,6 +704,7 @@ KBUILD_CFLAGS += $(call cc-disable-warning, unused-variable) KBUILD_CFLAGS += $(call cc-disable-warning, format-invalid-specifier) KBUILD_CFLAGS += $(call cc-disable-warning, gnu) KBUILD_CFLAGS += $(call cc-disable-warning, address-of-packed-member) +KBUILD_CFLAGS += $(call cc-disable-warning, duplicate-decl-specifier) # Quiet clang warning: comparison of unsigned expression < 0 is always false KBUILD_CFLAGS += $(call cc-disable-warning, tautological-compare) # CLANG uses a _MergedGlobals as optimization, but this breaks modpost, as the -- 2.12.2.816.g2cccc81164-goog
