Mention _FORTIFY_SOURCE=3 for gcc12 in NEWS
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Commit Message
Signed-off-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
---
NEWS | 2 ++
1 file changed, 2 insertions(+)
Comments
On 1/27/22 00:36, Siddhesh Poyarekar wrote:
> Signed-off-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
> ---
> NEWS | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/NEWS b/NEWS
> index a9f25d3225..58fb1f148d 100644
> --- a/NEWS
> +++ b/NEWS
> @@ -134,6 +134,8 @@ Major new features:
> controlling terminal in the new process in a race free manner. These
> functions are GNU extensions.
>
> +* _FORTIFY_SOURCE=3 is now enabled for gcc 12 and later.
Suggest:
* Source fortification (_FORTIFY_SOURCE) level 3 is now available for applications
compiling with glibc and gcc 12 and later. Level 3 leverages __builtin_dynamic_object_size()
to deliver additional fortification balanced against additional runtime cost (checking
non-constant bounds).
Please post v2.
> +
> Deprecated and removed features, and other changes affecting compatibility:
>
> * On x86-64, the LD_PREFER_MAP_32BIT_EXEC environment variable support
@@ -134,6 +134,8 @@ Major new features:
controlling terminal in the new process in a race free manner. These
functions are GNU extensions.
+* _FORTIFY_SOURCE=3 is now enabled for gcc 12 and later.
+
Deprecated and removed features, and other changes affecting compatibility:
* On x86-64, the LD_PREFER_MAP_32BIT_EXEC environment variable support