From: Siddhesh Poyarekar Date: Thu, 27 Jan 2022 09:03:49 +0000 (+0530) Subject: Mention _FORTIFY_SOURCE=3 for gcc12 in NEWS X-Git-Tag: glibc-2.35~20 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=829ea0caca35800c4ffbebced7c3271293811144;p=thirdparty%2Fglibc.git Mention _FORTIFY_SOURCE=3 for gcc12 in NEWS Signed-off-by: Siddhesh Poyarekar --- diff --git a/NEWS b/NEWS index 6599f1a4c31..61acf41e66b 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