Re: [PATCH v2 46/46] parse_pathspec: accept :(icase)path syntax

diff --git a/Documentation/git.txt b/Documentation/git.txt
index 3571a1b..546eea4 100644
--- a/Documentation/git.txt
+++ b/Documentation/git.txt

@@ -879,6 +883,10 @@ GIT_NOGLOB_PATHSPECS::
        Setting this variable to `1` will cause Git to treat all
        pathspecs as literal (aka "literal" magic).

+GIT_ICASE_PATHSPECS::
+       Setting this variable to `1` will cause Git to treat all
+       pathspeccs as case-insensitive.

@@ -110,16 +114,27 @@ static size_t common_prefix_len(const struct pathspec *pathspec)
        int n;
        size_t max = 0;

+       /*
+        * ":(icase)path" is treated as a pathspec full of
+        * wildcard. In other words, only prefix is considered common
+        * prefix. If the pathspec is abc/foo abc/bar, running in
+        * subdir xyz, the common prefix is still xyz, not xuz/abc as