clang/test/SemaCXX/err_init_conversion_failed.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -verify %s
   2
   3 void test0() {
   4   char variable = (void)0;
   5   // expected-error@-1{{cannot initialize a variable}}
   6 }
   7
   8 void test1(int x = (void)0) {}
   9   // expected-error@-1{{cannot initialize a parameter}}
  10   // expected-note@-2{{here}}
  11
  12 int test2() {
  13   return (void)0;
  14   // expected-error@-1{{cannot initialize return object}}
  15 }
  16
  17 struct S4 {
  18   S4() : x((void)0) {};
  19   // expected-error@-1{{cannot initialize a member subobject}}
  20   int x;
  21 };
  22
  23 void test5() {
  24   int foo[2] = {1, (void)0};
  25   // expected-error@-1{{cannot initialize an array element}}
  26 }
  27
  28 void test6() {
  29   new int((void)0);
  30   // expected-error@-1{{cannot initialize a new value}}
  31 }
  32
  33 typedef short short2 __attribute__ ((__vector_size__ (2)));
  34 void test10() {
  35   short2 V = { (void)0 };
  36   // expected-error@-1{{cannot initialize a vector element}}
  37 }
  38
  39 typedef float float2 __attribute__((ext_vector_type(2)));
  40 typedef float float4 __attribute__((ext_vector_type(4)));
  41
  42 void test14(const float2 in, const float2 out) {
  43   const float4 V = (float4){ in, out };
  44   // expected-error@-1{{cannot initialize a compound literal initializer}}
  45 }
  46
  47 namespace template_test {
  48 class S {
  49 public:
  50    void foo(int);
  51 };
  52
  53 template <class P> struct S2 {
  54   void (P::*a)(const int &);
  55 };
  56
  57 void test_15() {
  58   S2<S> X = {&S::foo};
  59   // expected-error-re@-1{{cannot initialize a member subobject of type 'void (template_test::S::*)(const int &){{( __attribute__\(\(thiscall\)\))?}}' with an rvalue of type 'void (template_test::S::*)(int){{( __attribute__\(\(thiscall\)\))?}}': type mismatch at 1st parameter ('const int &' vs 'int')}}
  60 }
  61 }