Pull Kbuild updates from Masahiro Yamada: - do not generate unneeded top-level built-in.a - let git ignore O= directory entirely - optimize scripts/kallsyms slightly - exclude DWARF info from *.s regardless of config options - fix GCC toolchain search path for Clang to prepare ld.lld support - do not generate modules.order when CONFIG_MODULES is disabled - simplify single target rules and remove VPATH for external module build - allow to add optional flags to dpkg-buildpackage when building deb-pkg - move some compiler option tests from Makefile to Kconfig - various Makefile cleanups * tag 'kbuild-v5.1' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild: (40 commits) kbuild: remove scripts/basic/% build target kbuild: use -Werror=implicit-... instead of -Werror-implicit-... kbuild: clean up scripts/gcc-version.sh kbuild: remove cc-version macro kbuild: update comment block of scripts/clang-version.sh kbuild: remove commented-out INITRD_COMPRESS kbuild: move -gsplit-dwarf, -gdwarf-4 option tests to Kconfig kbuild: [bin]deb-pkg: add DPKG_FLAGS variable kbuild: move ".config not found!" message from Kconfig to Makefile kbuild: invoke syncconfig if include/config/auto.conf.cmd is missing kbuild: simplify single target rules kbuild: remove empty rules for makefiles kbuild: make -r/-R effective in top Makefile for old Make versions kbuild: move tools_silent to a more relevant place kbuild: compute false-positive -Wmaybe-uninitialized cases in Kconfig kbuild: refactor cc-cross-prefix implementation kbuild: hardcode genksyms path and remove GENKSYMS variable scripts/gdb: refactor rules for symlink creation kbuild: create symlink to vmlinux-gdb.py in scripts_gdb target scripts/gdb: do not descend into scripts/gdb from scripts ...
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| @@ -370,6 +370,7 @@ config PROFILE_ANNOTATED_BRANCHES · 369 unmodified lines | |||
| 370 | config PROFILE_ALL_BRANCHES | 370 | config PROFILE_ALL_BRANCHES |
| 371 | bool "Profile all if conditionals" if !FORTIFY_SOURCE | 371 | bool "Profile all if conditionals" if !FORTIFY_SOURCE |
| 372 | select TRACE_BRANCH_PROFILING | 372 | select TRACE_BRANCH_PROFILING |
| 373 | imply CC_DISABLE_WARN_MAYBE_UNINITIALIZED # avoid false positives | ||
| 373 | help | 374 | help |
| 374 | This tracer profiles all branch conditions. Every if () | 375 | This tracer profiles all branch conditions. Every if () |
| 375 | taken in the kernel is recorded whether it hit or miss. | 376 | taken in the kernel is recorded whether it hit or miss. |