scripts/Makefile.warn: Drop -Wformat handling for clang < 16

Now that the minimum supported version of LLVM for building the kernel
has been raised to 17.0.1, the block dealing with -Wformat with clang
prior to 16 can be removed since the condition for its inclusion is
always false.

Reviewed-by: Nicolas Schier <nsc@kernel.org>
Link: https://patch.msgid.link/20260517-bump-minimum-supported-llvm-version-to-17-v2-10-b3b8cda46bdd@kernel.org
Signed-off-by: Nathan Chancellor <nathan@kernel.org>

diff --git a/scripts/Makefile.warn b/scripts/Makefile.warn
index e77ca875aea4ab5f97bccc21a901554ebf995294..35af7d6c6d18327c1684c2983588e65dc488c2f3 100644 (file)
--- a/scripts/Makefile.warn
+++ b/scripts/Makefile.warn
@@ -135,16 +135,6 @@ KBUILD_CFLAGS += $(call cc-option, -Wno-stringop-truncation)
 KBUILD_CFLAGS += -Wno-override-init # alias for -Wno-initializer-overrides in clang
 
 ifdef CONFIG_CC_IS_CLANG
-# Clang before clang-16 would warn on default argument promotions.
-ifneq ($(call clang-min-version, 160000),y)
-# Disable -Wformat
-KBUILD_CFLAGS += -Wno-format
-# Then re-enable flags that were part of the -Wformat group that aren't
-# problematic.
-KBUILD_CFLAGS += -Wformat-extra-args -Wformat-invalid-specifier
-KBUILD_CFLAGS += -Wformat-zero-length -Wnonnull
-KBUILD_CFLAGS += -Wformat-insufficient-args
-endif
 KBUILD_CFLAGS += -Wno-pointer-to-enum-cast
 KBUILD_CFLAGS += -Wno-tautological-constant-out-of-range-compare
 KBUILD_CFLAGS += -Wno-unaligned-access