40 lines
1.7 KiB
C++
40 lines
1.7 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -std=c++98 -Wc++11-compat -verify %s
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namespace N {
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template<typename T> void f(T) {} // expected-note 2{{here}}
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namespace M {
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template void ::N::f<int>(int); // expected-warning {{explicit instantiation of 'f' not in a namespace enclosing 'N'}}
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}
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}
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using namespace N;
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template void f<char>(char); // expected-warning {{explicit instantiation of 'N::f' must occur in namespace 'N'}}
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template<typename T> void g(T) {} // expected-note 2{{here}}
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namespace M {
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template void g<int>(int); // expected-warning {{explicit instantiation of 'g' must occur at global scope}}
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template void ::g<char>(char); // expected-warning {{explicit instantiation of 'g' must occur at global scope}}
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}
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template inline void g<double>(double); // expected-warning {{explicit instantiation cannot be 'inline'}}
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void g() {
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auto int n = 0; // expected-warning {{'auto' storage class specifier is redundant and incompatible with C++11}}
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}
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int n;
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struct S {
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char c;
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}
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s = { n }, // expected-warning {{non-constant-expression cannot be narrowed from type 'int' to 'char' in initializer list in C++11}} expected-note {{explicit cast}}
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t = { 1234 }; // expected-warning {{constant expression evaluates to 1234 which cannot be narrowed to type 'char' in C++11}} expected-warning {{changes value}} expected-note {{explicit cast}}
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#define PRIuS "uS"
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int printf(const char *, ...);
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typedef __typeof(sizeof(int)) size_t;
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void h(size_t foo, size_t bar) {
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printf("foo is %"PRIuS", bar is %"PRIuS, foo, bar); // expected-warning 2{{identifier after literal will be treated as a reserved user-defined literal suffix in C++11}}
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}
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#define _x + 1
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char c = 'x'_x; // expected-warning {{will be treated as a user-defined literal suffix}}
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