Extended test cases for struct debug information.

Added test cases for different kinds of padding (simple-struct.rs)
Added test cases for nested structs (struct-in-struct.rs)

Author: michaelwoerister

src/test/debug-info/simple-struct.rs

@@ -0,0 +1,84 @@
+// Copyright 2013 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.
+
+// xfail-win32 Broken because of LLVM bug: http://llvm.org/bugs/show_bug.cgi?id=16249
+
+// compile-flags:-Z extra-debug-info
+// debugger:set print pretty off
+// debugger:break zzz
+// debugger:run
+// debugger:finish
+
+// debugger:print noPadding16
+// check:$1 = {x = 10000, y = -10001}
+
+// debugger:print noPadding32
+// check:$2 = {x = -10002, y = -10003.5, z = 10004}
+
+// debugger:print noPadding64
+// check:$3 = {x = -10005.5, y = 10006, z = 10007}
+
+// debugger:print noPadding163264
+// check:$4 = {a = -10008, b = 10009, c = 10010, d = 10011}
+
+// debugger:print internalPadding
+// check:$5 = {x = 10012, y = -10013}
+
+// debugger:print paddingAtEnd
+// check:$6 = {x = -10014, y = 10015}
+
+
+struct NoPadding16 {
+    x: u16,
+    y: i16
+}
+ 
+struct NoPadding32 {
+    x: i32,
+    y: f32,
+    z: u32
+}
+
+struct NoPadding64 {
+    x: f64,
+    y: i64,
+    z: u64
+}
+
+struct NoPadding163264 {
+    a: i16,
+    b: u16,
+    c: i32,
+    d: u64
+}
+
+struct InternalPadding {
+    x: u16,
+    y: i64
+}
+
+struct PaddingAtEnd {
+    x: i64,
+    y: u16
+}
+
+fn main() {
+    let noPadding16 = NoPadding16 { x: 10000, y: -10001 };
+    let noPadding32 = NoPadding32 { x: -10002, y: -10003.5, z: 10004 };
+    let noPadding64 = NoPadding64 { x: -10005.5, y: 10006, z: 10007 };
+    let noPadding163264 = NoPadding163264 { a: -10008, b: 10009, c: 10010, d: 10011 };
+ 
+    let internalPadding = InternalPadding { x: 10012, y: -10013 };
+    let paddingAtEnd = PaddingAtEnd { x: -10014, y: 10015 };
+
+    zzz();
+}
+
+fn zzz() {()}

src/test/debug-info/struct-in-struct.rs

@@ -0,0 +1,153 @@
+// Copyright 2013 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.
+
+// xfail-win32 Broken because of LLVM bug: http://llvm.org/bugs/show_bug.cgi?id=16249
+
+// compile-flags:-Z extra-debug-info
+// debugger:set print pretty off
+// debugger:break zzz
+// debugger:run
+// debugger:finish
+
+// debugger:print three_simple_structs
+// check:$1 = {x = {x = 1}, y = {x = 2}, z = {x = 3}}
+
+// debugger:print internal_padding_parent
+// check:$2 = {x = {x = 4, y = 5}, y = {x = 6, y = 7}, z = {x = 8, y = 9}}
+
+// debugger:print padding_at_end_parent
+// check:$3 = {x = {x = 10, y = 11}, y = {x = 12, y = 13}, z = {x = 14, y = 15}}
+
+
+struct Simple {
+    x: i32
+}
+
+struct InternalPadding {
+    x: i32,
+    y: i64
+}
+
+struct PaddingAtEnd {
+    x: i64,
+    y: i32
+}
+
+struct ThreeSimpleStructs {
+    x: Simple,
+    y: Simple,
+    z: Simple
+}
+
+struct InternalPaddingParent {
+    x: InternalPadding,
+    y: InternalPadding,
+    z: InternalPadding
+}
+
+struct PaddingAtEndParent {
+    x: PaddingAtEnd,
+    y: PaddingAtEnd,
+    z: PaddingAtEnd   
+}
+
+struct Mixed {
+    x: PaddingAtEnd,
+    y: InternalPadding,
+    z: Simple,
+    w: i16
+}
+
+struct Bag {
+    x: Simple
+}
+
+struct BagInBag {
+    x: Bag
+}
+
+struct ThatsJustOverkill {
+    x: BagInBag
+}
+
+struct Tree {
+    x: Simple,
+    y: InternalPaddingParent,
+    z: BagInBag
+}
+
+fn main() {
+   
+    let three_simple_structs = ThreeSimpleStructs {
+        x: Simple { x: 1 },
+        y: Simple { x: 2 },
+        z: Simple { x: 3 }
+    };
+
+    let internal_padding_parent = InternalPaddingParent {
+        x: InternalPadding { x: 4, y: 5 },
+        y: InternalPadding { x: 6, y: 7 },
+        z: InternalPadding { x: 8, y: 9 }
+    };
+
+    let padding_at_end_parent = PaddingAtEndParent {
+        x: PaddingAtEnd { x: 10, y: 11 },
+        y: PaddingAtEnd { x: 12, y: 13 },
+        z: PaddingAtEnd { x: 14, y: 15 }   
+    };
+
+    let mixed = Mixed {
+        x: PaddingAtEnd { x: 16, y: 17 },
+        y: InternalPadding { x: 18, y: 19 },
+        z: Simple { x: 20 },
+        w: 21
+    };
+
+    let bag = Bag { x: Simple { x: 22 } };
+    let bag_in_bag = BagInBag 
+    {
+        x: Bag 
+        {
+            x: Simple { x: 23 } 
+        } 
+    };
+
+    let tjo = ThatsJustOverkill 
+    {
+        x: BagInBag 
+        {
+            x: Bag 
+            {
+                x: Simple { x: 24 } 
+            } 
+        }
+    };
+
+    let tree = Tree {
+        x: Simple { x: 25 },
+        y: InternalPaddingParent
+        {
+            x: InternalPadding { x: 26, y: 27 },
+            y: InternalPadding { x: 28, y: 29 },
+            z: InternalPadding { x: 30, y: 31 }
+        },
+        z: BagInBag 
+        {
+            x: Bag 
+            {
+                x: Simple { x: 32 } 
+            } 
+        }
+    };
+
+    zzz();
+}
+
+fn zzz() {()}