src/test/debuginfo/constant-debug-locs.rs

   1 // Copyright 2013-2015 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 // min-lldb-version: 310
  12
  13 // compile-flags:-g
  14
  15 #![allow(dead_code, unused_variables)]
  16 #![omit_gdb_pretty_printer_section]
  17 #![feature(std_misc, core)]
  18
  19 // This test makes sure that the compiler doesn't crash when trying to assign
  20 // debug locations to const-expressions.
  21
  22 use std::sync::MUTEX_INIT;
  23 use std::cell::UnsafeCell;
  24
  25 const CONSTANT: u64 = 3 + 4;
  26
  27 struct Struct {
  28     a: isize,
  29     b: usize,
  30 }
  31 const STRUCT: Struct = Struct { a: 1, b: 2 };
  32
  33 struct TupleStruct(u32);
  34 const TUPLE_STRUCT: TupleStruct = TupleStruct(4);
  35
  36 enum Enum {
  37     Variant1(char),
  38     Variant2 { a: u8 },
  39     Variant3
  40 }
  41
  42 const VARIANT1: Enum = Enum::Variant1('v');
  43 const VARIANT2: Enum = Enum::Variant2 { a: 2 };
  44 const VARIANT3: Enum = Enum::Variant3;
  45
  46 const STRING: &'static str = "String";
  47
  48 const VEC: [u32; 8] = [0; 8];
  49
  50 const NESTED: (Struct, TupleStruct) = (STRUCT, TUPLE_STRUCT);
  51
  52 const UNSAFE_CELL: UnsafeCell<bool> = UnsafeCell { value: false };
  53
  54 fn main() {
  55     let mut _constant = CONSTANT;
  56     let mut _struct = STRUCT;
  57     let mut _tuple_struct = TUPLE_STRUCT;
  58     let mut _variant1 = VARIANT1;
  59     let mut _variant2 = VARIANT2;
  60     let mut _variant3 = VARIANT3;
  61     let mut _string = STRING;
  62     let mut _vec = VEC;
  63     let mut _nested = NESTED;
  64     let mut _extern = MUTEX_INIT;
  65     let mut _unsafe_cell = UNSAFE_CELL;
  66 }