File: ms-exception-spec.cpp

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-12
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,496,180 kB
  • sloc: cpp: 5,593,972; ansic: 986,872; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,538; xml: 953; cs: 573; fortran: 567
file content (36 lines) | stat: -rw-r--r-- 1,574 bytes parent folder | download | duplicates (21)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
// RUN: %clang_cc1 -std=c++11 %s -fsyntax-only -verify -fms-compatibility -fexceptions -fcxx-exceptions
// RUN: %clang_cc1 -std=c++17 %s -fsyntax-only -verify -fms-compatibility -fexceptions -fcxx-exceptions

// FIXME: Should -fms-compatibility soften these errors into warnings to match
// MSVC? In practice, MSVC never implemented dynamic exception specifiers, so
// there isn't much Windows code in the wild that uses them.
#if __cplusplus >= 201703L
// expected-error@+3 {{ISO C++17 does not allow dynamic exception specifications}}
// expected-note@+2 {{use 'noexcept(false)' instead}}
#endif
void f() throw(...) { }

namespace PR28080 {
struct S;           // expected-note {{forward declaration}}
#if __cplusplus >= 201703L
// expected-error@+3 {{ISO C++17 does not allow dynamic exception specifications}}
// expected-note@+2 {{use 'noexcept(false)' instead}}
#endif
void fn() throw(S); // expected-warning {{incomplete type}} expected-note{{previous declaration}}
void fn() throw();  // expected-warning {{does not match previous declaration}}
}

template <typename T> struct FooPtr {
  template <typename U> FooPtr(U *p) : m_pT(nullptr) {}

  template <>
      // FIXME: It would be better if this note pointed at the primary template
      // above.
      // expected-note@+1 {{previous declaration is here}}
  FooPtr(T *pInterface) throw() // expected-warning {{exception specification in declaration does not match previous declaration}}
      : m_pT(pInterface) {}

  T *m_pT;
};
struct Bar {};
template struct FooPtr<Bar>; // expected-note {{requested here}}