Re-land "[test] Split LLDB tests into API, Shell & Unit"

The original patch got reverted because it broke `check-lldb` on a clean
build. This fixes that.

llvm-svn: 374201

1 files changed, 7 insertions, 0 deletions

diff --git a/lldb/test/Shell/Process/Inputs/env.cpp b/lldb/test/Shell/Process/Inputs/env.cpp
new file mode 100644
index 00000000000..cbf671ccd2f
--- /dev/null
+++ b/lldb/test/Shell/Process/Inputs/env.cpp
@@ -0,0 +1,7 @@
+#include <cstdlib>
+#include <iostream>
+
+int main() {
+  if (const char *env_p = std::getenv("FOO"))
+    std::cout << "FOO=" << env_p << '\n';
+}