[vala/0.38] tests: Add test for invalid variadic function

[Rico Tzschichholz <ricotz src gnome org>]

commit aded701cd44b486df0522047a0b636af84b4bf99
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Wed Jan 24 16:12:47 2018 +0100

    tests: Add test for invalid variadic function
    
    https://bugzilla.gnome.org/show_bug.cgi?id=615450

 tests/Makefile.am            |    1 +
 tests/methods/bug615450.test |    7 +++++++
 2 files changed, 8 insertions(+), 0 deletions(-)
---
diff --git a/tests/Makefile.am b/tests/Makefile.am
index bd49e67..cb39a18 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -78,6 +78,7 @@ TESTS = \
        methods/bug598738.vala \
        methods/bug599892.vala \
        methods/bug613483.vala \
+       methods/bug615450.test \
        methods/bug620673.vala \
        methods/bug622570.vala \
        methods/bug626783.vala \
diff --git a/tests/methods/bug615450.test b/tests/methods/bug615450.test
new file mode 100644
index 0000000..63ffa7a
--- /dev/null
+++ b/tests/methods/bug615450.test
@@ -0,0 +1,7 @@
+Invalid Code
+
+void foo (...) {
+}
+
+void main () {
+}