Merge pull request #1937 from livecode/bugfix-21065

[[ Bug 21065 ]] Don't try to set loc of stack to empty

Author: livecodepanos

Toolset/libraries/revidedeveloperextensionlibrary.livecodescript

@@ -383,7 +383,7 @@ on __revIDEDeveloperExtensionDoCreateTestStack pPath, tRectsA, pDetailsA
       create stack "LiveCode Extension Test Window"
       if tRectsA["rect"] is not empty then
          set the rect of stack "LiveCode Extension Test Window" to tRectsA["rect"]
-      else
+      else if tRectsA["loc"] is not empty then
          set the loc of stack "LiveCode Extension Test Window" to tRectsA["loc"]
       end if
       set the destroyStack of stack "LiveCode Extension Test Window" to true

notes/bugfix-21065.md

@@ -0,0 +1 @@
+# Set loc of extension builder generated test stack correctly on first test