cmSourceFileLocation: Collapse full path for directory comparisons.

Otherwise Matches() ends up doing a comparison of
the directories

 /path/to/dir/subdir/..

and

 /path/to/dir

as strings and not matching where it should.

1 files changed, 5 insertions, 0 deletions

diff --git a/Source/cmSourceFileLocation.cxx b/Source/cmSourceFileLocation.cxx
index 24e646f..c050202 100644
--- a/Source/cmSourceFileLocation.cxx
+++ b/Source/cmSourceFileLocation.cxx
@@ -60,6 +60,11 @@ cmSourceFileLocation
   this->AmbiguousDirectory = !cmSystemTools::FileIsFullPath(name.c_str());
   this->AmbiguousExtension = true;
   this->Directory = cmSystemTools::GetFilenamePath(name);
+  if (cmSystemTools::FileIsFullPath(this->Directory.c_str()))
+    {
+    this->Directory
+                  = cmSystemTools::CollapseFullPath(this->Directory.c_str());
+    }
   this->Name = cmSystemTools::GetFilenameName(name);
   this->UpdateExtension(name);
 }