| Message ID | 20220127090457.1175254-1-siddhesh@sourceware.org |
|---|---|
| State | New |
| Headers | show |
| Series | [v3] Mention _FORTIFY_SOURCE=3 for gcc12 in NEWS | expand |
Carlos, may I push this? This is pretty much exactly what you suggested with Andreas' suggestion incorporated. Thanks, Siddhesh On 27/01/2022 14:34, Siddhesh Poyarekar via Libc-alpha wrote: > Signed-off-by: Siddhesh Poyarekar <siddhesh@sourceware.org> > --- > NEWS | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/NEWS b/NEWS > index a9f25d3225..02331f0f02 100644 > --- a/NEWS > +++ b/NEWS > @@ -134,6 +134,12 @@ Major new features: > controlling terminal in the new process in a race free manner. These > functions are GNU extensions. > > +* Source fortification (_FORTIFY_SOURCE) level 3 is now available for > + applications compiling with glibc and gcc 12 and later. Level 3 leverages > + the __builtin_dynamic_object_size function to deliver additional > + fortification balanced against additional runtime cost (checking non-constant > + bounds). > + > Deprecated and removed features, and other changes affecting compatibility: > > * On x86-64, the LD_PREFER_MAP_32BIT_EXEC environment variable support
Pushed after discussing this on the upstream call today. Thanks, Siddhesh On 30/01/2022 10:42, Siddhesh Poyarekar wrote: > Carlos, may I push this? This is pretty much exactly what you suggested > with Andreas' suggestion incorporated. > > Thanks, > Siddhesh > > On 27/01/2022 14:34, Siddhesh Poyarekar via Libc-alpha wrote: >> Signed-off-by: Siddhesh Poyarekar <siddhesh@sourceware.org> >> --- >> NEWS | 6 ++++++ >> 1 file changed, 6 insertions(+) >> >> diff --git a/NEWS b/NEWS >> index a9f25d3225..02331f0f02 100644 >> --- a/NEWS >> +++ b/NEWS >> @@ -134,6 +134,12 @@ Major new features: >> controlling terminal in the new process in a race free manner. These >> functions are GNU extensions. >> +* Source fortification (_FORTIFY_SOURCE) level 3 is now available for >> + applications compiling with glibc and gcc 12 and later. Level 3 >> leverages >> + the __builtin_dynamic_object_size function to deliver additional >> + fortification balanced against additional runtime cost (checking >> non-constant >> + bounds). >> + >> Deprecated and removed features, and other changes affecting >> compatibility: >> * On x86-64, the LD_PREFER_MAP_32BIT_EXEC environment variable support >
diff --git a/NEWS b/NEWS index a9f25d3225..02331f0f02 100644 --- a/NEWS +++ b/NEWS @@ -134,6 +134,12 @@ Major new features: controlling terminal in the new process in a race free manner. These functions are GNU extensions. +* Source fortification (_FORTIFY_SOURCE) level 3 is now available for + applications compiling with glibc and gcc 12 and later. Level 3 leverages + the __builtin_dynamic_object_size function to deliver additional + fortification balanced against additional runtime cost (checking non-constant + bounds). + Deprecated and removed features, and other changes affecting compatibility: * On x86-64, the LD_PREFER_MAP_32BIT_EXEC environment variable support
Signed-off-by: Siddhesh Poyarekar <siddhesh@sourceware.org> --- NEWS | 6 ++++++ 1 file changed, 6 insertions(+)