Make the save-analysis smoke test more thorough

Author: nrc

src/test/run-make/save-analysis/SameDir.rs

@@ -0,0 +1,15 @@
+// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// sub-module in the same directory as the main crate file
+
+pub struct SameStruct {
+    pub name: String
+}

src/test/run-make/save-analysis/SameDir3.rs

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+// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+pub fn hello(x: isize) {
+    println!("macro {} :-(", x);
+}

src/test/run-make/save-analysis/SubDir/mod.rs

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+// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// sub-module in a sub-directory
+
+use sub::sub2 as msalias;
+use sub::sub2;
+use std::io::stdio::println;
+
+static yy: usize = 25us;
+
+mod sub {
+    pub mod sub2 {
+        use std::io::stdio::println;
+        pub mod sub3 {
+            use std::io::stdio::println;
+            pub fn hello() {
+                println("hello from module 3");
+            }
+        }
+        pub fn hello() {
+            println("hello from a module");
+        }
+
+        pub struct nested_struct {
+            pub field2: u32,
+        }
+    }
+}
+
+pub struct SubStruct {
+    pub name: String
+}