13 files changed, 128 insertions, 0 deletions
diff --git a/Tests/LinkLineOrder/CMakeLists.txt b/Tests/LinkLineOrder/CMakeLists.txt
new file mode 100644
index 0000000..78455e9
--- /dev/null
+++ b/Tests/LinkLineOrder/CMakeLists.txt
@@ -0,0 +1,36 @@
+project( LinkLineOrder )
+
+# This tests ensures that the order of libraries are preserved when
+# they don't have dependency information, even if they are deep in the
+# dependency tree.
+
+# NoDepC depends on NoDepA which depends on NoDepB. NoDepE and NoDepF
+# are dependent on each other (recursive dependency). However, CMake
+# has no information about these libraries except for the order they
+# are specified in One. We must make sure we don't lose that.
+
+add_library( NoDepA NoDepA.c )
+add_library( NoDepB NoDepB.c )
+add_library( NoDepC NoDepC.c )
+add_library( NoDepE NoDepE.c )
+add_library( NoDepF NoDepF.c )
+
+add_library( One One.c )
+target_link_libraries( One NoDepC NoDepA NoDepB NoDepE NoDepF NoDepE )
+
+add_executable( Exec1 Exec1.c )
+target_link_libraries( Exec1 One )
+
+
+# Similar situation as One, except at a different level of the
+# dependency tree. This makes sure that the order is presevered
+# everywhere in the graph.
+add_library( NoDepX NoDepX.c )
+add_library( NoDepY NoDepY.c )
+add_library( NoDepZ NoDepZ.c )
+
+add_library( Two Two.c )
+target_link_libraries( Two One NoDepZ NoDepX NoDepY )
+
+add_executable( Exec2 Exec2.c )
+target_link_libraries( Exec2 Two )
diff --git a/Tests/LinkLineOrder/Exec1.c b/Tests/LinkLineOrder/Exec1.c
new file mode 100644
index 0000000..9bbf0f6
--- /dev/null
+++ b/Tests/LinkLineOrder/Exec1.c
@@ -0,0 +1,8 @@
+/* Directly depends on One */
+void OneFunc();
+
+int main()
+{
+  OneFunc();
+  return 0;
+}
diff --git a/Tests/LinkLineOrder/Exec2.c b/Tests/LinkLineOrder/Exec2.c
new file mode 100644
index 0000000..91b8575
--- /dev/null
+++ b/Tests/LinkLineOrder/Exec2.c
@@ -0,0 +1,8 @@
+/* Directly depends on Two */
+void TwoFunc();
+
+int main()
+{
+  TwoFunc();
+  return 0;
+}
diff --git a/Tests/LinkLineOrder/NoDepA.c b/Tests/LinkLineOrder/NoDepA.c
new file mode 100644
index 0000000..76f97bc
--- /dev/null
+++ b/Tests/LinkLineOrder/NoDepA.c
@@ -0,0 +1,7 @@
+/* depends on NoDepB */
+void NoDepB_func();
+
+void NoDepA_func()
+{
+  NoDepB_func();
+}
diff --git a/Tests/LinkLineOrder/NoDepB.c b/Tests/LinkLineOrder/NoDepB.c
new file mode 100644
index 0000000..fa89ae9
--- /dev/null
+++ b/Tests/LinkLineOrder/NoDepB.c
@@ -0,0 +1,4 @@
+/* No dependencies */
+void NoDepB_func()
+{
+}
diff --git a/Tests/LinkLineOrder/NoDepC.c b/Tests/LinkLineOrder/NoDepC.c
new file mode 100644
index 0000000..f05d962
--- /dev/null
+++ b/Tests/LinkLineOrder/NoDepC.c
@@ -0,0 +1,7 @@
+/* depends on NoDepA */
+void NoDepA_func();
+
+void NoDepC_func()
+{
+  NoDepA_func();
+}
diff --git a/Tests/LinkLineOrder/NoDepE.c b/Tests/LinkLineOrder/NoDepE.c
new file mode 100644
index 0000000..e1ba749
--- /dev/null
+++ b/Tests/LinkLineOrder/NoDepE.c
@@ -0,0 +1,11 @@
+/* depends on NoDepF */
+void NoDepF_func();
+
+void NoDepE_func()
+{
+  static int firstcall = 1;
+  if( firstcall ) {
+    firstcall = 0;
+    NoDepF_func();
+  }
+}
diff --git a/Tests/LinkLineOrder/NoDepF.c b/Tests/LinkLineOrder/NoDepF.c
new file mode 100644
index 0000000..8311cb8
--- /dev/null
+++ b/Tests/LinkLineOrder/NoDepF.c
@@ -0,0 +1,11 @@
+/* depends on NoDepE */
+void NoDepE_func();
+
+void NoDepF_func()
+{
+  static int firstcall = 1;
+  if( firstcall ) {
+    firstcall = 0;
+    NoDepE_func();
+  }
+}
diff --git a/Tests/LinkLineOrder/NoDepX.c b/Tests/LinkLineOrder/NoDepX.c
new file mode 100644
index 0000000..c895dd1
--- /dev/null
+++ b/Tests/LinkLineOrder/NoDepX.c
@@ -0,0 +1,7 @@
+/* depends on NoDepY*/
+void NoDepY_func();
+
+void NoDepX_func()
+{
+  NoDepY_func();
+}
diff --git a/Tests/LinkLineOrder/NoDepY.c b/Tests/LinkLineOrder/NoDepY.c
new file mode 100644
index 0000000..1e6a4ae
--- /dev/null
+++ b/Tests/LinkLineOrder/NoDepY.c
@@ -0,0 +1,4 @@
+/* No dependencies */
+void NoDepY_func()
+{
+}
diff --git a/Tests/LinkLineOrder/NoDepZ.c b/Tests/LinkLineOrder/NoDepZ.c
new file mode 100644
index 0000000..045e570
--- /dev/null
+++ b/Tests/LinkLineOrder/NoDepZ.c
@@ -0,0 +1,7 @@
+/* depends on NoDepX */
+void NoDepX_func();
+
+void NoDepZ_func()
+{
+  NoDepX_func();
+}
diff --git a/Tests/LinkLineOrder/One.c b/Tests/LinkLineOrder/One.c
new file mode 100644
index 0000000..b23b1ec
--- /dev/null
+++ b/Tests/LinkLineOrder/One.c
@@ -0,0 +1,10 @@
+/* depends on NoDepC and NoDepE (and hence on NoDepA, NoDepB and */
+/*  NoDepF) */
+void NoDepC_func();
+void NoDepE_func();
+
+void OneFunc()
+{
+  NoDepC_func();
+  NoDepE_func();
+}
diff --git a/Tests/LinkLineOrder/Two.c b/Tests/LinkLineOrder/Two.c
new file mode 100644
index 0000000..6bffaa8
--- /dev/null
+++ b/Tests/LinkLineOrder/Two.c
@@ -0,0 +1,8 @@
+void OneFunc();
+void NoDepZ_func();
+
+void TwoFunc()
+{
+  OneFunc();
+  NoDepZ_func();
+}