[PATCH] D49906: [Docs] Sanitizer update

[David CARLIER via Phabricator via cfe-commits]

devnexen created this revision.
devnexen added a reviewer: eugenis.
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- Adding new option detect_write_exec=1 available.


Repository:
  rC Clang

https://reviews.llvm.org/D49906

Files:
  docs/AddressSanitizer.rst
  docs/MemorySanitizer.rst


Index: docs/MemorySanitizer.rst
===================================================================
--- docs/MemorySanitizer.rst
+++ docs/MemorySanitizer.rst
@@ -165,6 +165,13 @@
 #. Set environment variable `MSAN_OPTIONS=poison_in_dtor=1` before running
    the program.
 
+Writable/Executable paging detection
+====================================
+
+You can eable writable-executable page detection in MemorySanitizer by
+setting the environment variable `MSAN_OPTIONS=detect_write_exec=1` before
+running the program.
+
 Handling external code
 ======================
 
Index: docs/AddressSanitizer.rst
===================================================================
--- docs/AddressSanitizer.rst
+++ docs/AddressSanitizer.rst
@@ -144,6 +144,12 @@
 and can be enabled using ``ASAN_OPTIONS=detect_leaks=1`` on OS X;
 however, it is not yet supported on other platforms.
 
+Writable/Executable paging detection
+------------------------------------
+
+The W^X detection is disabled by default and can be enabled using
+``ASAN_OPTIONS=detect_write_exec=1``.
+
 Issue Suppression
 =================
 


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