test/CodeGenCXX/const-init.cpp

   1 // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin -emit-llvm -o - %s | FileCheck %s
   2
   3 // CHECK: @a = global i32 10
   4 int a = 10;
   5 // CHECK: @ar = constant i32* @a
   6 int &ar = a;
   7
   8 void f();
   9 // CHECK: @fr = constant void ()* @_Z1fv
  10 void (&fr)() = f;
  11
  12 struct S { int& a; };
  13 // CHECK: @s = global %0 { i32* @a }
  14 S s = { a };
  15
  16 // PR5581
  17 namespace PR5581 {
  18 class C {
  19 public:
  20   enum { e0, e1 };
  21   unsigned f;
  22 };
  23
  24 // CHECK: @_ZN6PR55812g0E = global %1 { i32 1 }
  25 C g0 = { C::e1 };
  26 }
  27
  28 namespace test2 {
  29   struct A {
  30     static const double d = 1.0;
  31     static const float f = d / 2;
  32   };
  33
  34   // CHECK: @_ZN5test22t0E = global double {{1\.0+e\+0+}}, align 8
  35   // CHECK: @_ZN5test22t1E = global [2 x double] [double {{1\.0+e\+0+}}, double {{5\.0+e-0*}}1], align 16
  36   double t0 = A::d;
  37   double t1[] = { A::d, A::f };
  38 }