forked from OSchip/llvm-project
116 lines
2.7 KiB
C++
116 lines
2.7 KiB
C++
// RUN: %clang_cc1 -std=c++03 -fblocks -triple x86_64-windows-msvc -fms-extensions -fsyntax-only -fexceptions -fcxx-exceptions -verify %s
|
|
// RUN: %clang_cc1 -std=c++11 -fblocks -triple x86_64-windows-msvc -fms-extensions -fsyntax-only -fexceptions -fcxx-exceptions -verify %s
|
|
|
|
// Basic usage should work.
|
|
int safe_div(int n, int d) {
|
|
int r;
|
|
__try {
|
|
r = n / d;
|
|
} __except(_exception_code() == 0xC0000094) {
|
|
r = 0;
|
|
}
|
|
return r;
|
|
}
|
|
|
|
void might_crash();
|
|
|
|
// Diagnose obvious builtin mis-usage.
|
|
void bad_builtin_scope() {
|
|
__try {
|
|
might_crash();
|
|
} __except(1) {
|
|
}
|
|
_exception_code(); // expected-error {{'_exception_code' only allowed in __except block or filter expression}}
|
|
_exception_info(); // expected-error {{'_exception_info' only allowed in __except filter expression}}
|
|
}
|
|
|
|
// Diagnose obvious builtin misusage in a template.
|
|
template <void FN()>
|
|
void bad_builtin_scope_template() {
|
|
__try {
|
|
FN();
|
|
} __except(1) {
|
|
}
|
|
_exception_code(); // expected-error {{'_exception_code' only allowed in __except block or filter expression}}
|
|
_exception_info(); // expected-error {{'_exception_info' only allowed in __except filter expression}}
|
|
}
|
|
void instantiate_bad_scope_tmpl() {
|
|
bad_builtin_scope_template<might_crash>();
|
|
}
|
|
|
|
#if __cplusplus < 201103L
|
|
// FIXME: Diagnose this case. For now we produce undef in codegen.
|
|
template <typename T, T FN()>
|
|
T func_template() {
|
|
return FN();
|
|
}
|
|
void inject_builtins() {
|
|
func_template<void *, __exception_info>();
|
|
func_template<unsigned long, __exception_code>();
|
|
}
|
|
#endif
|
|
|
|
void use_seh_after_cxx() {
|
|
try { // expected-note {{conflicting 'try' here}}
|
|
might_crash();
|
|
} catch (int) {
|
|
}
|
|
__try { // expected-error {{cannot use C++ 'try' in the same function as SEH '__try'}}
|
|
might_crash();
|
|
} __except(1) {
|
|
}
|
|
}
|
|
|
|
void use_cxx_after_seh() {
|
|
__try { // expected-note {{conflicting '__try' here}}
|
|
might_crash();
|
|
} __except(1) {
|
|
}
|
|
try { // expected-error {{cannot use C++ 'try' in the same function as SEH '__try'}}
|
|
might_crash();
|
|
} catch (int) {
|
|
}
|
|
}
|
|
|
|
#if __cplusplus >= 201103L
|
|
void use_seh_in_lambda() {
|
|
([]() {
|
|
__try {
|
|
might_crash();
|
|
} __except(1) {
|
|
}
|
|
})();
|
|
try {
|
|
might_crash();
|
|
} catch (int) {
|
|
}
|
|
}
|
|
#endif
|
|
|
|
void use_seh_in_block() {
|
|
void (^b)() = ^{
|
|
__try { // expected-error {{cannot use SEH '__try' in blocks, captured regions, or Obj-C method decls}}
|
|
might_crash();
|
|
} __except(1) {
|
|
}
|
|
};
|
|
try {
|
|
b();
|
|
} catch (int) {
|
|
}
|
|
}
|
|
|
|
void (^use_seh_in_global_block)() = ^{
|
|
__try { // expected-error {{cannot use SEH '__try' in blocks, captured regions, or Obj-C method decls}}
|
|
might_crash();
|
|
} __except(1) {
|
|
}
|
|
};
|
|
|
|
void (^use_cxx_in_global_block)() = ^{
|
|
try {
|
|
might_crash();
|
|
} catch(int) {
|
|
}
|
|
};
|