macro_with_initializer_list.cpp
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// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
// RUN: not %clang_cc1 -std=c++11 -fsyntax-only -fdiagnostics-parseable-fixits %s 2>&1 | FileCheck %s
namespace std {
template <class X>
class initializer_list {
public:
initializer_list();
};
}
class Foo {
public:
Foo();
Foo(std::initializer_list<int>);
bool operator==(const Foo);
Foo operator+(const Foo);
};
#define EQ(x,y) (void)(x == y) // expected-note 6{{defined here}}
void test_EQ() {
Foo F;
F = Foo{1,2};
EQ(F,F);
EQ(F,Foo());
EQ(F,Foo({1,2,3}));
EQ(Foo({1,2,3}),F);
EQ((Foo{1,2,3}),(Foo{1,2,3}));
EQ(F, F + F);
EQ(F, Foo({1,2,3}) + Foo({1,2,3}));
EQ(F, (Foo{1,2,3} + Foo{1,2,3}));
EQ(F,Foo{1,2,3});
// expected-error@-1 {{too many arguments provided}}
// expected-note@-2 {{parentheses are required}}
EQ(Foo{1,2,3},F);
// expected-error@-1 {{too many arguments provided}}
// expected-note@-2 {{parentheses are required}}
EQ(Foo{1,2,3},Foo{1,2,3});
// expected-error@-1 {{too many arguments provided}}
// expected-note@-2 {{parentheses are required}}
EQ(Foo{1,2,3} + Foo{1,2,3}, F);
// expected-error@-1 {{too many arguments provided}}
// expected-note@-2 {{parentheses are required}}
EQ(F, Foo({1,2,3}) + Foo{1,2,3});
// expected-error@-1 {{too many arguments provided}}
// expected-note@-2 {{parentheses are required}}
EQ(F, Foo{1,2,3} + Foo{1,2,3});
// expected-error@-1 {{too many arguments provided}}
// expected-note@-2 {{parentheses are required}}
}
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{33:8-33:8}:"("
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{33:18-33:18}:")"
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{36:6-36:6}:"("
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{36:16-36:16}:")"
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{39:6-39:6}:"("
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{39:16-39:16}:")"
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{39:17-39:17}:"("
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{39:27-39:27}:")"
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{43:6-43:6}:"("
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{43:29-43:29}:")"
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{46:9-46:9}:"("
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{46:34-46:34}:")"
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{49:9-49:9}:"("
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{49:32-49:32}:")"
#define NE(x,y) (void)(x != y) // expected-note 6{{defined here}}
// Operator != isn't defined. This tests that the corrected macro arguments
// are used in the macro expansion.
void test_NE() {
Foo F;
NE(F,F);
// expected-error@-1 {{invalid operands}}
NE(F,Foo());
// expected-error@-1 {{invalid operands}}
NE(F,Foo({1,2,3}));
// expected-error@-1 {{invalid operands}}
NE((Foo{1,2,3}),(Foo{1,2,3}));
// expected-error@-1 {{invalid operands}}
NE(F,Foo{1,2,3});
// expected-error@-1 {{too many arguments provided}}
// expected-note@-2 {{parentheses are required}}
// expected-error@-3 {{invalid operands}}
NE(Foo{1,2,3},F);
// expected-error@-1 {{too many arguments provided}}
// expected-note@-2 {{parentheses are required}}
// expected-error@-3 {{invalid operands}}
NE(Foo{1,2,3},Foo{1,2,3});
// expected-error@-1 {{too many arguments provided}}
// expected-note@-2 {{parentheses are required}}
// expected-error@-3 {{invalid operands}}
NE(Foo{1,2,3} + Foo{1,2,3}, F);
// expected-error@-1 {{too many arguments provided}}
// expected-note@-2 {{parentheses are required}}
// expected-error@-3 {{invalid operands}}
NE(F, Foo({1,2,3}) + Foo{1,2,3});
// expected-error@-1 {{too many arguments provided}}
// expected-note@-2 {{parentheses are required}}
// expected-error@-3 {{invalid operands}}
NE(F, Foo{1,2,3} + Foo{1,2,3});
// expected-error@-1 {{too many arguments provided}}
// expected-note@-2 {{parentheses are required}}
// expected-error@-3 {{invalid operands}}
}
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{89:8-89:8}:"("
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{89:18-89:18}:")"
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{93:6-93:6}:"("
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{93:16-93:16}:")"
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{97:6-97:6}:"("
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{97:16-97:16}:")"
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{97:17-97:17}:"("
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{97:27-97:27}:")"
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{102:6-102:6}:"("
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{102:29-102:29}:")"
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{106:9-106:9}:"("
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{106:34-106:34}:")"
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{110:9-110:9}:"("
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{110:32-110:32}:")"
#define INIT(var, init) Foo var = init; // expected-note 3{{defined here}}
// Can't use an initializer list as a macro argument. The commas in the list
// will be interpretted as argument separaters and adding parenthesis will
// make it no longer an initializer list.
void test() {
INIT(a, Foo());
INIT(b, Foo({1, 2, 3}));
INIT(c, Foo());
INIT(d, Foo{1, 2, 3});
// expected-error@-1 {{too many arguments provided}}
// expected-note@-2 {{parentheses are required}}
// Can't be fixed by parentheses.
INIT(e, {1, 2, 3});
// expected-error@-1 {{too many arguments provided}}
// expected-error@-2 {{use of undeclared identifier}}
// expected-note@-3 {{cannot use initializer list at the beginning of a macro argument}}
// Can't be fixed by parentheses.
INIT(e, {1, 2, 3} + {1, 2, 3});
// expected-error@-1 {{too many arguments provided}}
// expected-error@-2 {{use of undeclared identifier}}
// expected-note@-3 {{cannot use initializer list at the beginning of a macro argument}}
}
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{145:11-145:11}:"("
// CHECK: fix-it:"{{.*}}macro_with_initializer_list.cpp":{145:23-145:23}:")"
#define M(name,a,b,c,d,e,f,g,h,i,j,k,l) \
Foo name = a + b + c + d + e + f + g + h + i + j + k + l;
// expected-note@-2 2{{defined here}}
void test2() {
M(F1, Foo(), Foo(), Foo(), Foo(), Foo(), Foo(),
Foo(), Foo(), Foo(), Foo(), Foo(), Foo());
M(F2, Foo{1,2,3}, Foo{1,2,3}, Foo{1,2,3}, Foo{1,2,3}, Foo{1,2,3}, Foo{1,2,3},
Foo{1,2,3}, Foo{1,2,3}, Foo{1,2,3}, Foo{1,2,3}, Foo{1,2,3}, Foo{1,2,3});
// expected-error@-2 {{too many arguments provided}}
// expected-note@-3 {{parentheses are required}}
M(F3, {1,2,3}, {1,2,3}, {1,2,3}, {1,2,3}, {1,2,3}, {1,2,3},
{1,2,3}, {1,2,3}, {1,2,3}, {1,2,3}, {1,2,3}, {1,2,3});
// expected-error@-2 {{too many arguments provided}}
// expected-error@-3 {{use of undeclared identifier}}
// expected-note@-4 {{cannot use initializer list at the beginning of a macro argument}}
}