forked from OSchip/llvm-project
103 lines
2.1 KiB
C++
103 lines
2.1 KiB
C++
// Test C++ chained PCH functionality
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// Without PCH
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// RUN: %clang_cc1 -fsyntax-only -verify -include %s -include %s %s
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// With PCH
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// RUN: %clang_cc1 -x c++-header -emit-pch -o %t1 %s
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// RUN: %clang_cc1 -x c++-header -emit-pch -o %t2 %s -include-pch %t1 -chained-pch
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// RUN: %clang_cc1 -fsyntax-only -verify -include-pch %t2 %s
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#ifndef HEADER1
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#define HEADER1
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//===----------------------------------------------------------------------===//
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// Primary header for C++ chained PCH test
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void f();
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// Name not appearing in dependent
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void pf();
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namespace ns {
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void g();
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void pg();
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}
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template <typename T>
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struct S { typedef int G; };
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// Partially specialize
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template <typename T>
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struct S<T *> { typedef int H; };
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template <typename T> struct TS2;
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typedef TS2<int> TS2int;
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//===----------------------------------------------------------------------===//
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#elif not defined(HEADER2)
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#define HEADER2
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//===----------------------------------------------------------------------===//
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// Dependent header for C++ chained PCH test
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// Overload function from primary
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void f(int);
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// Add function with different name
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void f2();
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// Reopen namespace
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namespace ns {
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// Overload function from primary
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void g(int);
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// Add different name
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void g2();
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}
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// Specialize template from primary
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template <>
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struct S<int> { typedef int I; };
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// Partially specialize
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template <typename T>
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struct S<T &> { typedef int J; };
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// Specialize previous partial specialization
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template <>
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struct S<int *> { typedef int K; };
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// Specialize the partial specialization from this file
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template <>
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struct S<int &> { typedef int L; };
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template <typename T> struct TS2 { };
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//===----------------------------------------------------------------------===//
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#else
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//===----------------------------------------------------------------------===//
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void test() {
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f();
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f(1);
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pf();
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f2();
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ns::g();
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ns::g(1);
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ns::pg();
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ns::g2();
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typedef S<double>::G T1;
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typedef S<double *>::H T2;
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typedef S<int>::I T3;
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typedef S<double &>::J T4;
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typedef S<int *>::K T5;
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typedef S<int &>::L T6;
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TS2int ts2;
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}
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//===----------------------------------------------------------------------===//
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#endif
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