Gentoo Packages

app-emulation/liblol-glibc: protect stack of glibc internals
app-metrics/pcp: Build programs with stack smashing protector
cross-x86_64-unknown-linux-musl/gcc: Build packages with stack smashing protection on by default
media-libs/embree: When enabled, Embree compiles with stack protection against return address overrides. Stack protection will wield a minor performance decrease in return for higher security.
sys-devel/gcc: Build packages with stack smashing protector on by default
sys-libs/glibc: protect stack of glibc internals

media-libs/embree: When enabled, Embree compiles with stack protection against return address overrides. Stack protection will wield a minor performance decrease in return for higher security.
net-p2p/dogecoin-qt: Apply stack protector to all functions, for extra security
sys-devel/gcc: Build packages with stack smashing protection on by default
sys-libs/glibc: protect stack of glibc internals

Warning: USE flag 'ssp' is used in ebuilds/metadata but is not defined in profiles/use.desc

Package	Local Description (use.local.desc)	Metadata Description (metadata.xml)
cross-x86_64-unknown-linux-musl/gcc	-	Build packages with stack smashing protection on by default
media-libs/embree	When enabled, Embree compiles with stack protection against return address overrides. Stack protection will wield a minor performance decrease in return for higher security.	When enabled, Embree compiles with stack protection against return address overrides. Stack protection will wield a minor performance decrease in return for higher security.
sys-devel/gcc	Build packages with stack smashing protection on by default	Build packages with stack smashing protector on by default
sys-libs/glibc	protect stack of glibc internals	protect stack of glibc internals
app-emulation/liblol-glibc	-	protect stack of glibc internals
app-metrics/pcp	-	Build programs with stack smashing protector

USE Flag: ssp