78 lines
1.9 KiB
C++
78 lines
1.9 KiB
C++
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// RUN: %clang_cc1 -std=c++11 %s -Wunused -Wno-unused-lambda-capture -verify
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void odr_used() {
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int i = 17;
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[i]{}();
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}
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struct ReachingThis {
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static void static_foo() {
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(void)[this](){}; // expected-error{{'this' cannot be captured in this context}}
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struct Local {
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int i;
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void bar() {
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(void)[this](){};
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(void)[&](){i = 7; };
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}
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};
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}
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void foo() {
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(void)[this](){};
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struct Local {
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int i;
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static void static_bar() {
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(void)[this](){}; // expected-error{{'this' cannot be captured in this context}}
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(void)[&](){i = 7; }; // expected-error{{invalid use of member 'i' in static member function}}
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}
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};
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}
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};
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void immediately_enclosing(int i) { // expected-note{{'i' declared here}}
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[i]() {
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[i] {}();
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}();
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[=]() {
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[i] {}();
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}();
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[]() { // expected-note{{lambda expression begins here}}
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[i] {}(); // expected-error{{variable 'i' cannot be implicitly captured in a lambda with no capture-default specified}}
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}();
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}
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void f1(int i) { // expected-note{{declared here}}
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int const N = 20;
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auto m1 = [=]{
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int const M = 30;
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auto m2 = [i]{
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int x[N][M];
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x[0][0] = i;
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};
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(void)N;
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(void)M;
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(void)m2;
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};
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struct s1 {
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int f;
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void work(int n) { // expected-note{{declared here}}
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int m = n*n;
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int j = 40; // expected-note{{declared here}}
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auto m3 = [this,m] { // expected-note 3{{lambda expression begins here}}
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auto m4 = [&,j] { // expected-error{{variable 'j' cannot be implicitly captured in a lambda with no capture-default specified}}
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int x = n; // expected-error{{variable 'n' cannot be implicitly captured in a lambda with no capture-default specified}}
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x += m;
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x += i; // expected-error{{variable 'i' cannot be implicitly captured in a lambda with no capture-default specified}}
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x += f;
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};
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};
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}
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};
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}
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