This upstreams the msys2 patch:
https://github.com/msys2/MSYS2-packages/blob/6a02000fd93c6b2001220507e5369a726b6381c4/msys2-runtime/0021-Fix-native-symbolic-link-spawn-passing-wrong-arg0.patch

Original msys2 issue:
https://github.com/msys2/MSYS2-packages/issues/1327
---
 winsup/cygwin/spawn.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/winsup/cygwin/spawn.cc b/winsup/cygwin/spawn.cc
index 06b84236d..b81ccefb7 100644
--- a/winsup/cygwin/spawn.cc
+++ b/winsup/cygwin/spawn.cc
@@ -43,7 +43,7 @@ perhaps_suffix (const char *prog, path_conv& buf, int& err, 
unsigned opt)
 
   err = 0;
   debug_printf ("prog '%s'", prog);
-  buf.check (prog, PC_SYM_FOLLOW | PC_NULLEMPTY | PC_POSIX, stat_suffixes);
+  buf.check (prog, PC_SYM_FOLLOW | PC_SYM_NOFOLLOW_REP | PC_NULLEMPTY | 
PC_POSIX, stat_suffixes);
 
   if (buf.isdir ())
     {
-- 
2.48.1.windows.1

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