clang/test/CodeGenCXX/debug-info-alias.cpp

   1 // RUN: %clang -g -std=c++11 -S -emit-llvm %s -o - | FileCheck %s
   2
   3 template<typename T>
   4 struct foo {
   5 };
   6
   7 template<typename T, typename T2 = int>
   8 struct baz {
   9 };
  10
  11 namespace x {
  12 // splitting these over multiple lines to make sure the right token is used for
  13 // the location
  14 template<typename T>
  15 using
  16 # 42
  17 bar
  18 = foo<T*>;
  19 }
  20
  21 // CHECK: !DIGlobalVariable(name: "bi",{{.*}} type: [[BINT:![0-9]+]]
  22 x::bar<int> bi;
  23 // CHECK: !DIGlobalVariable(name: "bf",{{.*}} type: [[BFLOAT:![0-9]+]]
  24 // CHECK: [[BFLOAT]] = !DIDerivedType(tag: DW_TAG_typedef, name: "bar<float>"
  25 x::bar<float> bf;
  26 // CHECK: !DIGlobalVariable(name: "bz",{{.*}} type: [[BBAZ:![0-9]+]]
  27 // CHECK: [[BBAZ]] = !DIDerivedType(tag: DW_TAG_typedef, name: "bar<baz<int> >"
  28 x::bar<baz<int>> bz;
  29
  30 using
  31 // CHECK: !DIGlobalVariable(name: "n",{{.*}} type: [[NARF:![0-9]+]]
  32 # 142
  33 narf // CHECK: [[NARF]] = !DIDerivedType(tag: DW_TAG_typedef, name: "narf"
  34 // CHECK-SAME:                           line: 142
  35 = int;
  36 narf n;
  37
  38 template <typename T>
  39 using tv = void;
  40 // CHECK: !DIDerivedType(tag: DW_TAG_typedef, name: "tv<int>"
  41 tv<int> *tvp;
  42
  43 using v = void;
  44 // CHECK: !DIDerivedType(tag: DW_TAG_typedef, name: "v"
  45 v *vp;
  46
  47 // CHECK: [[BINT]] = !DIDerivedType(tag: DW_TAG_typedef, name: "bar<int>"
  48 // CHECK-SAME:                      line: 42,