Add test/Driver.
- env-include-paths.c is XFAIL as it exposed a bug.
Add test/Coverage.
- For tests which achieve code coverage but don't validate anything.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@57070 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Driver/env-include-paths.c b/test/Driver/env-include-paths.c
new file mode 100644
index 0000000..de4ba5b
--- /dev/null
+++ b/test/Driver/env-include-paths.c
@@ -0,0 +1,27 @@
+// RUN: clang -fsyntax-only -verify -DAS_SOURCE %s &&
+// RUN: env CPATH="" clang -fsyntax-only -verify -DAS_SOURCE %s &&
+// RUN: env CPATH="xyz:xyz" clang -fsyntax-only -verify -DAS_SOURCE %s &&
+// RUN: env CPATH="xyz::xyz" clang -fsyntax-only -verify -DSHOULD_FIND -DAS_SOURCE %s &&
+// RUN: env CPATH="../Driver" clang -fsyntax-only -verify -DSHOULD_FIND -DAS_SOURCE %s
+// XFAIL
+
+#ifdef AS_SOURCE
+#undef AS_SOURCE
+
+#define AS_INCLUDE
+
+#ifdef SHOULD_FIND
+#include <env-include-paths.c>
+#else
+/* expected-error {{file not found}} */ #include <env-include-paths.c>
+#endif
+
+#undef AS_INCLUDE
+
+#endif
+
+#ifdef AS_INCLUDE
+
+/* expected-warning {{Hello}} */ #warning "Hello"
+
+#endif