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From: Richard Sandiford <rsandifo@sourceware.org> To: gcc-cvs-wwwdocs@gcc.gnu.org Subject: gcc-wwwdocs branch master updated. 89d90f8c476d7980752ab43ec80cfa414996a7f0 Date: Fri, 25 Feb 2022 19:01:57 +0000 (GMT) [thread overview] Message-ID: <20220225190157.878D53858D1E@sourceware.org> (raw) This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "gcc-wwwdocs". The branch, master has been updated via 89d90f8c476d7980752ab43ec80cfa414996a7f0 (commit) from c2db1d56d28f04ba1b023d6f5d48d7948e9079d8 (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email; so we list those revisions in full, below. - Log ----------------------------------------------------------------- commit 89d90f8c476d7980752ab43ec80cfa414996a7f0 Author: Richard Sandiford <richard.sandiford@arm.com> Date: Tue Feb 22 09:19:53 2022 +0000 Document ShadowCallStack support diff --git a/htdocs/gcc-12/changes.html b/htdocs/gcc-12/changes.html index 4be3ee72..e7c6ed8e 100644 --- a/htdocs/gcc-12/changes.html +++ b/htdocs/gcc-12/changes.html @@ -96,6 +96,17 @@ a work-in-progress.</p> Note that default vectorizer cost model has been changed which used to behave as <code>-fvect-cost-model=cheap</code> were specified. </li> + <li> + GCC now supports the + <a href="https://clang.llvm.org/docs/ShadowCallStack.html"> + ShadowCallStack</a> sanitizer, which can be enabled using the + command-line option + <a href="https://gcc.gnu.org/onlinedocs/gcc-12.1.0/gcc/Instrumentation-Options.html#index-fsanitize_003dshadow-call-stack"> + <code>-fsanitize=shadow-call-stack</code></a>. This sanitizer currently + only works on AArch64 targets and it requires an environment in + which all code has been compiled with <code>-ffixed-r18</code>. + Its primary initial user is the Linux kernel. + </li> </ul> <!-- .................................................................. --> ----------------------------------------------------------------------- Summary of changes: htdocs/gcc-12/changes.html | 11 +++++++++++ 1 file changed, 11 insertions(+) hooks/post-receive -- gcc-wwwdocs
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