File: typeid-cxx11.cpp

package info (click to toggle)
swiftlang 6.1.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,791,604 kB
  • sloc: cpp: 9,901,740; ansic: 2,201,431; asm: 1,091,827; python: 308,252; objc: 82,166; f90: 80,126; lisp: 38,358; pascal: 25,559; sh: 20,429; ml: 5,058; perl: 4,745; makefile: 4,484; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (32 lines) | stat: -rw-r--r-- 1,077 bytes parent folder | download | duplicates (16)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
// RUN: %clang_cc1 -I%S %s -triple x86_64-apple-darwin10 -emit-llvm -std=c++11 -o - | FileCheck %s
#include <typeinfo>

namespace Test1 {

struct Item {
  const std::type_info &ti;
  const char *name;
  void *(*make)();
};

template<typename T> void *make_impl() { return new T; }
template<typename T> constexpr Item item(const char *name) {
  return { typeid(T), name, make_impl<T> };
}

struct A { virtual ~A(); };
struct B : virtual A {};
struct C { int n; };

// CHECK: @_ZN5Test15itemsE ={{.*}} constant [4 x {{.*}}] [{{.*}} @_ZTIN5Test11AE, {{.*}} @_ZN5Test19make_implINS_1AEEEPvv {{.*}} @_ZTIN5Test11BE, {{.*}} @_ZN5Test19make_implINS_1BEEEPvv {{.*}} @_ZTIN5Test11CE, {{.*}} @_ZN5Test19make_implINS_1CEEEPvv {{.*}} @_ZTIi, {{.*}} @_ZN5Test19make_implIiEEPvv }]
extern constexpr Item items[] = {
  item<A>("A"), item<B>("B"), item<C>("C"), item<int>("int")
};

// CHECK: @_ZN5Test11xE ={{.*}} constant ptr @_ZTIN5Test11AE, align 8
constexpr auto &x = items[0].ti;

// CHECK: @_ZN5Test11yE ={{.*}} constant ptr @_ZTIN5Test11BE, align 8
constexpr auto &y = typeid(B{});

}