From 545c9f8b78bae8ed542e7da4ed537edeb7485c30 Mon Sep 17 00:00:00 2001 From: Martin Liska Date: Wed, 15 Feb 2023 09:37:59 +0100 Subject: [PATCH] docs: document new --param=asan-kernel-mem-intrinsic-prefix gcc/ChangeLog: * doc/invoke.texi: Document --param=asan-kernel-mem-intrinsic-prefix. --- gcc/doc/invoke.texi | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 26de582..0a43720 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -15809,6 +15809,10 @@ is greater or equal to this number, use callbacks instead of inline checks. E.g. to disable inline code use @option{--param asan-instrumentation-with-call-threshold=0}. +@item asan-kernel-mem-intrinsic-prefix +Prefix calls to memcpy, memset and memmove with __asan_ or __hwasan_ +for -fsanitize=kernel-address or -fsanitize=kernel-hwaddress. + @item hwasan-instrument-stack Enable hwasan instrumentation of statically sized stack-allocated variables. This kind of instrumentation is enabled by default when using -- 2.7.4