Be more type-safe, add throw specs to all functions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8168 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-08-27 22:59:15 +00:00
parent 7a37fa7e28
commit d289ed5615
2 changed files with 54 additions and 26 deletions

View File

@ -29,14 +29,14 @@ struct llvm_cxx_exception {
* unexpected which are a result of an exception throw are supposed to use the
* value of the handler at the time of the throw, not the currently set value.
*/
void *UnexpectedHandler;
void (*UnexpectedHandler)();
/* TerminateHandler - This contains a pointer to the "terminate" handler which
* may be registered by the user program with set_terminate. Calls to
* unexpected which are a result of an exception throw are supposed to use the
* value of the handler at the time of the throw, not the currently set value.
*/
void *TerminateHandler;
void (*TerminateHandler)();
/* BaseException - The language independent portion of the exception state.
* This is at the end of the record so that we can add additional members to
@ -45,23 +45,37 @@ struct llvm_cxx_exception {
llvm_exception BaseException;
};
inline llvm_cxx_exception *get_cxx_exception(llvm_exception *E) {
inline llvm_cxx_exception *get_cxx_exception(llvm_exception *E) throw() {
assert(E->ExceptionType == CXXException && "Not a C++ exception?");
return (llvm_cxx_exception*)(E+1)-1;
}
// Interface to the C++ standard library to get to the terminate and unexpected
// handler stuff.
namespace __cxxabiv1 {
// Invokes given handler, dying appropriately if the user handler was
// so inconsiderate as to return.
extern void __terminate(std::terminate_handler) __attribute__((noreturn));
extern void __unexpected(std::unexpected_handler) __attribute__((noreturn));
// The current installed user handlers.
extern std::terminate_handler __terminate_handler;
extern std::unexpected_handler __unexpected_handler;
}
extern "C" {
void *__llvm_cxxeh_allocate_exception(unsigned NumBytes);
void __llvm_cxxeh_free_exception(void *ObjectPtr);
void __llvm_cxxeh_throw(void *ObjectPtr, const std::type_info *TypeInfoPtr,
void (*DtorPtr)(void*));
void *__llvm_cxxeh_allocate_exception(unsigned NumBytes) throw();
void __llvm_cxxeh_free_exception(void *ObjectPtr) throw();
void __llvm_cxxeh_throw(void *ObjectPtr, void *TypeInfoPtr,
void (*DtorPtr)(void*)) throw();
void * __llvm_cxxeh_current_uncaught_exception_isa(const std::type_info *Ty);
void *__llvm_cxxeh_begin_catch(void);
void *__llvm_cxxeh_begin_catch_if_isa(const std::type_info *CatchType);
void __llvm_cxxeh_end_catch(void);
void __llvm_cxxeh_rethrow(void);
void * __llvm_cxxeh_current_uncaught_exception_isa(void *Ty)
throw();
void *__llvm_cxxeh_begin_catch() throw();
void *__llvm_cxxeh_begin_catch_if_isa(void *CatchType) throw();
void __llvm_cxxeh_end_catch() /* might throw */;
void __llvm_cxxeh_rethrow() throw();
void __llvm_cxxeh_check_eh_spec(void *Info, ...);
}
#endif

View File

@ -29,14 +29,14 @@ struct llvm_cxx_exception {
* unexpected which are a result of an exception throw are supposed to use the
* value of the handler at the time of the throw, not the currently set value.
*/
void *UnexpectedHandler;
void (*UnexpectedHandler)();
/* TerminateHandler - This contains a pointer to the "terminate" handler which
* may be registered by the user program with set_terminate. Calls to
* unexpected which are a result of an exception throw are supposed to use the
* value of the handler at the time of the throw, not the currently set value.
*/
void *TerminateHandler;
void (*TerminateHandler)();
/* BaseException - The language independent portion of the exception state.
* This is at the end of the record so that we can add additional members to
@ -45,23 +45,37 @@ struct llvm_cxx_exception {
llvm_exception BaseException;
};
inline llvm_cxx_exception *get_cxx_exception(llvm_exception *E) {
inline llvm_cxx_exception *get_cxx_exception(llvm_exception *E) throw() {
assert(E->ExceptionType == CXXException && "Not a C++ exception?");
return (llvm_cxx_exception*)(E+1)-1;
}
// Interface to the C++ standard library to get to the terminate and unexpected
// handler stuff.
namespace __cxxabiv1 {
// Invokes given handler, dying appropriately if the user handler was
// so inconsiderate as to return.
extern void __terminate(std::terminate_handler) __attribute__((noreturn));
extern void __unexpected(std::unexpected_handler) __attribute__((noreturn));
// The current installed user handlers.
extern std::terminate_handler __terminate_handler;
extern std::unexpected_handler __unexpected_handler;
}
extern "C" {
void *__llvm_cxxeh_allocate_exception(unsigned NumBytes);
void __llvm_cxxeh_free_exception(void *ObjectPtr);
void __llvm_cxxeh_throw(void *ObjectPtr, const std::type_info *TypeInfoPtr,
void (*DtorPtr)(void*));
void *__llvm_cxxeh_allocate_exception(unsigned NumBytes) throw();
void __llvm_cxxeh_free_exception(void *ObjectPtr) throw();
void __llvm_cxxeh_throw(void *ObjectPtr, void *TypeInfoPtr,
void (*DtorPtr)(void*)) throw();
void * __llvm_cxxeh_current_uncaught_exception_isa(const std::type_info *Ty);
void *__llvm_cxxeh_begin_catch(void);
void *__llvm_cxxeh_begin_catch_if_isa(const std::type_info *CatchType);
void __llvm_cxxeh_end_catch(void);
void __llvm_cxxeh_rethrow(void);
void * __llvm_cxxeh_current_uncaught_exception_isa(void *Ty)
throw();
void *__llvm_cxxeh_begin_catch() throw();
void *__llvm_cxxeh_begin_catch_if_isa(void *CatchType) throw();
void __llvm_cxxeh_end_catch() /* might throw */;
void __llvm_cxxeh_rethrow() throw();
void __llvm_cxxeh_check_eh_spec(void *Info, ...);
}
#endif