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CONFIG_UBSAN

Build with undefined behavior sanitizer

Type: bool

Help

Builds Zephyr with Undefined Behavior Sanitizer enabled.
This is currently only supported by boards based on the posix
architecture, and requires a recent-ish compiler with the
``-fsanitize=undefined`` command line option.

Direct dependencies

ARCH_POSIX

(Includes any dependencies from ifs and menus.)

Defaults

No defaults. Implicitly defaults to n.

Kconfig definition

At subsys/debug/Kconfig:124

Included via Kconfig:8 → Kconfig.zephyr:44 → subsys/Kconfig:17

Menu path: (Top) → Sub Systems and OS Services → Debugging Options

config UBSAN
    bool "Build with undefined behavior sanitizer"
    depends on ARCH_POSIX
    help
      Builds Zephyr with Undefined Behavior Sanitizer enabled.
      This is currently only supported by boards based on the posix
      architecture, and requires a recent-ish compiler with the
      ``-fsanitize=undefined`` command line option.

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)