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Subject: gcc-wwwdocs branch master updated.
89d90f8c476d7980752ab43ec80cfa414996a7f0
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Date: Fri, 25 Feb 2022 19:01:57 +0000 (GMT)
From: Richard Sandiford
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The branch, master has been updated
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- Log -----------------------------------------------------------------
commit 89d90f8c476d7980752ab43ec80cfa414996a7f0
Author: Richard Sandiford
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.
Note that default vectorizer cost model has been changed which used to behave
as -fvect-cost-model=cheap
were specified.
+
+ GCC now supports the
+
+ ShadowCallStack sanitizer, which can be enabled using the
+ command-line option
+
+ -fsanitize=shadow-call-stack
. This sanitizer currently
+ only works on AArch64 targets and it requires an environment in
+ which all code has been compiled with -ffixed-r18
.
+ Its primary initial user is the Linux kernel.
+
-----------------------------------------------------------------------
Summary of changes:
htdocs/gcc-12/changes.html | 11 +++++++++++
1 file changed, 11 insertions(+)
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