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3242934191
This is important to break deserialization cycles, where a lambda in a default member initializer can refer to the field as its context declaration, and the initializer of the field can refer back to the lambda. This is a follow-up to bc73ef0031b5, which applied the same fix to variable declarations for the same reason.
91 lines
1.8 KiB
C++
91 lines
1.8 KiB
C++
// RUN: %clang_cc1 -std=c++14 -fmodules -verify %s -emit-llvm-only
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// expected-no-diagnostics
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#pragma clang module build A
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module A {}
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#pragma clang module contents
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#pragma clang module begin A
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template<typename T> auto f() { return []{}; }
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#pragma clang module end
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#pragma clang module endbuild
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#pragma clang module build B
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module B {}
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#pragma clang module contents
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#pragma clang module begin B
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#pragma clang module import A
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inline auto x1() { return f<int>(); }
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inline auto z() { return []{}; }
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inline auto x2() { return z(); }
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struct Function {
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template<typename T>
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Function(T t) : p(new T((T&&)t)) {}
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void *p;
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};
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struct Outer {
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struct Inner {
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Inner() {}
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Function f = []{};
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};
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Outer(Inner = Inner());
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};
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inline void use_nested_1() { Outer o; }
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#pragma clang module end
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#pragma clang module endbuild
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#pragma clang module build C
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module C {}
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#pragma clang module contents
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#pragma clang module begin C
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#pragma clang module import A
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inline auto y1() { return f<int>(); }
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inline auto z() { return []{}; }
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inline auto y2() { return z(); }
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inline auto q() { return []{}; }
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inline auto y3() { return q(); }
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struct Function {
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template<typename T>
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Function(T t) : p(new T((T&&)t)) {}
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void *p;
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};
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struct Outer {
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struct Inner {
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Inner() {}
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Function f = []{};
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};
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Outer(Inner = Inner());
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};
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inline void use_nested_2() { Outer o; }
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#pragma clang module end
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#pragma clang module endbuild
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inline auto q() { return []{}; }
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inline auto x3() { return q(); }
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#pragma clang module import B
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#pragma clang module import C
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using T = decltype(x1);
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using T = decltype(y1);
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using U = decltype(x2);
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using U = decltype(y2);
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using V = decltype(x3);
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using V = decltype(y3);
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#pragma clang module import A
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void (*p)() = f<int>();
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void use_nested() {
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use_nested_1();
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use_nested_2();
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}
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