ENH: Test target_link_libraries INTERFACE option

2 files changed, 13 insertions, 1 deletions

diff --git a/Tests/ExportImport/Import/CMakeLists.txt b/Tests/ExportImport/Import/CMakeLists.txt
index 5a946ed..1ac9d3a 100644
--- a/Tests/ExportImport/Import/CMakeLists.txt
+++ b/Tests/ExportImport/Import/CMakeLists.txt
@@ -32,6 +32,7 @@ add_executable(imp_testExe1
 
 # Try linking to a library imported from the install tree.
 target_link_libraries(imp_testExe1 exp_testLib2 exp_testLib3 exp_testLib4)
+set_property(TARGET imp_testExe1 PROPERTY COMPILE_DEFINITIONS_DEBUG EXE_DBG)
 
 # Try building a plugin to an executable imported from the install tree.
 add_library(imp_mod1 MODULE imp_mod1.c)
@@ -57,6 +58,7 @@ add_executable(imp_testExe1b
 
 # Try linking to a library imported from the build tree.
 target_link_libraries(imp_testExe1b bld_testLib2 bld_testLib3 bld_testLib4)
+set_property(TARGET imp_testExe1b PROPERTY COMPILE_DEFINITIONS_DEBUG EXE_DBG)
 
 # Try building a plugin to an executable imported from the build tree.
 add_library(imp_mod1b MODULE imp_mod1.c)
diff --git a/Tests/ExportImport/Import/imp_testExe1.c b/Tests/ExportImport/Import/imp_testExe1.c
index 0fbb689..6424d33 100644
--- a/Tests/ExportImport/Import/imp_testExe1.c
+++ b/Tests/ExportImport/Import/imp_testExe1.c
@@ -3,9 +3,19 @@ extern int generated_by_testExe3();
 extern int testLib2();
 extern int testLib3();
 extern int testLib4();
+extern int testLib4lib();
+
+/* Switch a symbol between debug and optimized builds to make sure the
+   proper library is found from the testLib4 link interface.  */
+#ifdef EXE_DBG
+# define testLib4libcfg testLib4libdbg
+#else
+# define testLib4libcfg testLib4libopt
+#endif
+extern testLib4libcfg(void);
 
 int main()
 {
   return (testLib2() + generated_by_testExe1() + testLib3() + testLib4()
-          + generated_by_testExe3());
+          + generated_by_testExe3() + testLib4lib() + testLib4libcfg());
 }