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-rw-r--r--llvm/docs/LangRef.rst6
1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/docs/LangRef.rst b/llvm/docs/LangRef.rst
index 5bbbf32710d..5a62bff4181 100644
--- a/llvm/docs/LangRef.rst
+++ b/llvm/docs/LangRef.rst
@@ -1699,6 +1699,12 @@ example:
show that no exceptions passes by it. This is normally the case for
the ELF x86-64 abi, but it can be disabled for some compilation
units.
+``nocf_check``
+ This attribute indicates that no control-flow check will be perfomed on
+ the attributed entity. It disables -fcf-protection=<> for a specific
+ entity to fine grain the HW control flow protection mechanism. The flag
+ is target independant and currently appertains to a function or function
+ pointer.
.. _glattrs:
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