[clang] fa2fc81 - Re-add documentation for -flax-vector-conversions= removed in

[Richard Smith via cfe-commits]

Author: Richard Smith
Date: 2020-01-23T12:28:03-08:00
New Revision: fa2fc81d3464aa9b6e5e9d2ad8f512904712d2b7

URL: https://github.com/llvm/llvm-project/commit/fa2fc81d3464aa9b6e5e9d2ad8f512904712d2b7
DIFF: https://github.com/llvm/llvm-project/commit/fa2fc81d3464aa9b6e5e9d2ad8f512904712d2b7.diff

LOG: Re-add documentation for -flax-vector-conversions= removed in
edd4398f4cd33a305afbca76ac4e6590e9337f4d.

The documentation remains correct despite the revert of the patch.

Added: 
    

Modified: 
    clang/docs/CommandGuide/clang.rst

Removed: 
    


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diff  --git a/clang/docs/CommandGuide/clang.rst b/clang/docs/CommandGuide/clang.rst
index 7b0873600fc3..6947450beb43 100644
--- a/clang/docs/CommandGuide/clang.rst
+++ b/clang/docs/CommandGuide/clang.rst
@@ -278,9 +278,18 @@ Language Selection and Mode Options
  Make all string literals default to writable.  This disables uniquing of
  strings and other optimizations.
 
-.. option:: -flax-vector-conversions
+.. option:: -flax-vector-conversions, -flax-vector-conversions=<kind>, -fno-lax-vector-conversions
 
  Allow loose type checking rules for implicit vector conversions.
+ Possible values of <kind>:
+
+ - ``none``: allow no implicit conversions between vectors
+ - ``integer``: allow implicit bitcasts between integer vectors of the same
+   overall bit-width
+ - ``all``: allow implicit bitcasts between any vectors of the same
+   overall bit-width
+
+ <kind> defaults to ``integer`` if unspecified.
 
 .. option:: -fblocks