ENH: Make Dependency test Case2 require two traversals of a static library loop.

Tests/Dependency/Case2/CMakeLists.txt

@@ -1,8 +1,8 @@
 project(CASE2 C)
 
-add_library(case2Foo1 STATIC foo1.c)
-add_library(case2Foo2 STATIC foo2.c)
-add_library(case2Foo3 STATIC foo3.c)
+add_library(case2Foo1 STATIC foo1.c foo1b.c)
+add_library(case2Foo2 STATIC foo2.c foo2b.c)
+add_library(case2Foo3 STATIC foo3.c foo3b.c)
 target_link_libraries(case2Foo1 case2Foo2)
 target_link_libraries(case2Foo2 case2Foo3)
 target_link_libraries(case2Foo3 case2Foo1)
@@ -18,3 +18,4 @@ add_executable(case2Zot zot.c)
 target_link_libraries(case2Zot case2Bar1)
 
 #set_property(GLOBAL PROPERTY GLOBAL_DEPENDS_DEBUG_MODE 1)
+#set(CMAKE_LINK_DEPENDS_DEBUG_MODE 1)

Tests/Dependency/Case2/foo1.c

@@ -1,3 +1,2 @@
 extern int foo2(void);
 int foo1(void) { return foo2(); }
-int foo1_from_foo3(void) { return 0; }

Tests/Dependency/Case2/foo1b.c

@@ -0,0 +1,2 @@
+extern int foo2b(void);
+int foo1b(void) { return foo2b(); }

Tests/Dependency/Case2/foo2b.c

@@ -0,0 +1,2 @@
+extern int foo3b(void);
+int foo2b(void) { return foo3b(); }

Tests/Dependency/Case2/foo3.c

@@ -1,2 +1,2 @@
-extern int foo1_from_foo3(void);
-int foo3(void) { return foo1_from_foo3(); }
+extern int foo1b(void);
+int foo3(void) { return foo1b(); }

Tests/Dependency/Case2/foo3b.c

@@ -0,0 +1 @@
+int foo3b(void) { return 0; }