From ac94bd05209d6dffb6aa7cb9750cfc45cbc4ac72 Mon Sep 17 00:00:00 2001
From: Martin Luelf <mail@mluelf.de>
Date: Sun, 14 Apr 2019 17:39:26 +0200
Subject: [PATCH] ParseAndAddCatchTests: Ignore cmake object libraries

---
 contrib/ParseAndAddCatchTests.cmake | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/contrib/ParseAndAddCatchTests.cmake b/contrib/ParseAndAddCatchTests.cmake
index dac1dc92..925d9328 100644
--- a/contrib/ParseAndAddCatchTests.cmake
+++ b/contrib/ParseAndAddCatchTests.cmake
@@ -88,6 +88,11 @@ endfunction()
 
 # Worker function
 function(ParseAndAddCatchTests_ParseFile SourceFile TestTarget)
+    # If SourceFile is an object library, do not scan it (as it is not a file). Exit without giving a warning about a missing file.
+    if(SourceFile MATCHES "\\\$<TARGET_OBJECTS:.+>")
+        ParseAndAddCatchTests_PrintDebugMessage("Detected OBJECT library: ${SourceFile} this will not be scanned for tests.")
+        return()
+    endif()
     # According to CMake docs EXISTS behavior is well-defined only for full paths.
     get_filename_component(SourceFile ${SourceFile} ABSOLUTE)
     if(NOT EXISTS ${SourceFile})