[PATCH] D58866: [docs] add missing nosanitize metadata documentation

[Pranav Kant via Phabricator via llvm-commits]

pranavk created this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

Repository:
  rL LLVM

https://reviews.llvm.org/D58866

Files:
  docs/LangRef.rst


Index: docs/LangRef.rst
===================================================================
--- docs/LangRef.rst
+++ docs/LangRef.rst
@@ -5851,6 +5851,16 @@
 operands give the execution count that each of the respective prior target
 functions was called.
 
+'``nosanitize``' Metadata
+^^^^^^^^^^^^^^^^^^^^^^^^^
+
+The metadata indicates that LLVM should not insert any sanitizer
+instrumentation. It doesn't accept any operand. Presence of this metadata
+instructs all sanitizers to ignore the instruction attached with this
+metadata. For example: A memory sanitizer will not add checks for uninitialized
+reads when it sees this metadata attached to an instruction.
+
+
 Module Flags Metadata
 =====================
 


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