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-rw-r--r--tools/llvmc/doc/LLVMC-Reference.rst9
1 files changed, 8 insertions, 1 deletions
diff --git a/tools/llvmc/doc/LLVMC-Reference.rst b/tools/llvmc/doc/LLVMC-Reference.rst
index ca8500d..d160e75 100644
--- a/tools/llvmc/doc/LLVMC-Reference.rst
+++ b/tools/llvmc/doc/LLVMC-Reference.rst
@@ -299,7 +299,7 @@ separate option groups syntactically.
* Possible option types:
- ``switch_option`` - a simple boolean switch without arguments, for example
- ``-O2`` or ``-time``. At most one occurrence is allowed.
+ ``-O2`` or ``-time``. At most one occurrence is allowed by default.
- ``parameter_option`` - option that takes one argument, for example
``-std=c99``. It is also allowed to use spaces instead of the equality
@@ -321,6 +321,13 @@ separate option groups syntactically.
option types, aliases are not allowed to have any properties besides the
aliased option name. Usage example: ``(alias_option "preprocess", "E")``
+ - ``switch_list_option`` - like ``switch_option`` with the ``zero_or_more``
+ property, but remembers how many times the switch was turned on. Useful
+ mostly for forwarding. Example: when ``-foo`` is a switch option (with the
+ ``zero_or_more`` property), the command ``driver -foo -foo`` is forwarded
+ as ``some-tool -foo``, but when ``-foo`` is a switch list, the same command
+ is forwarded as ``some-tool -foo -foo``.
+
* Possible option properties:
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