Merge tag 'gcc-plugins-v4.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux
Pull gcc plugins updates from Kees Cook:
"Minor changes to the gcc plugins:
- add the gcc plugins Makefile to MAINTAINERS to route things
correctly
- hide cyc_complexity behind !CONFIG_TEST for the future unhiding of
plugins generally"
* tag 'gcc-plugins-v4.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
gcc-plugins: Adjust Kconfig to avoid cyc_complexity
MAINTAINERS: add GCC plugins Makefile
diff --git a/MAINTAINERS b/MAINTAINERS
index c97a295..fde08b1b 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -5239,6 +5239,7 @@
S: Maintained
F: scripts/gcc-plugins/
F: scripts/gcc-plugin.sh
+F: scripts/Makefile.gcc-plugins
F: Documentation/gcc-plugins.txt
GCOV BASED KERNEL PROFILING
diff --git a/arch/Kconfig b/arch/Kconfig
index 835d55d..19483ae 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -364,8 +364,9 @@
See Documentation/gcc-plugins.txt for details.
config GCC_PLUGIN_CYC_COMPLEXITY
- bool "Compute the cyclomatic complexity of a function"
+ bool "Compute the cyclomatic complexity of a function" if EXPERT
depends on GCC_PLUGINS
+ depends on !COMPILE_TEST
help
The complexity M of a function's control flow graph is defined as:
M = E - N + 2P
@@ -375,6 +376,10 @@
N = the number of nodes
P = the number of connected components (exit nodes).
+ Enabling this plugin reports the complexity to stderr during the
+ build. It mainly serves as a simple example of how to create a
+ gcc plugin for the kernel.
+
config GCC_PLUGIN_SANCOV
bool
depends on GCC_PLUGINS