return;
}
- // As an extension, and to fix Core issue 1013, zero initialize nullptr_t.
- // Since there is only 1 valid value of nullptr_t, we can just use that.
- if (DestType->isNullPtrType()) {
- Sequence.AddZeroInitializationStep(Entity.getType());
- return;
- }
-
// - otherwise, no initialization is performed.
// If a program calls for the default initialization of an object of
};
void shouldNotCrash() {
- decltype(nullptr) p; // expected-note{{'p' initialized to a null pointer value}}
+ decltype(nullptr) p; // expected-note{{'p' declared without an initial value}}
if (getSymbol()) // expected-note {{Assuming the condition is false}}
// expected-note@-1{{Taking false branch}}
- // expected-note@-2{{Assuming the condition is true}}
- // expected-note@-3{{Taking true branch}}
- invokeF(p); // expected-note{{Passing null pointer value via 1st parameter 'x'}}
- // expected-note@-1{{Calling 'invokeF'}}
+ // expected-note@-2{{Assuming the condition is false}}
+ // expected-note@-3{{Taking false branch}}
+ // expected-note@-4{{Assuming the condition is true}}
+ // expected-note@-5{{Taking true branch}}
+ invokeF(p); // expected-warning{{1st function call argument is an uninitialized value}}
+ // expected-note@-1{{1st function call argument is an uninitialized value}}
if (getSymbol()) // expected-note {{Assuming the condition is false}}
// expected-note@-1{{Taking false branch}}
- invokeF(nullptr);
+ // expected-note@-2{{Assuming the condition is true}}
+ // expected-note@-3{{Taking true branch}}
+ invokeF(nullptr); // expected-note {{Calling 'invokeF'}}
+ // expected-note@-1{{Passing null pointer value via 1st parameter 'x'}}
if (getSymbol()) { // expected-note {{Assuming the condition is true}}
// expected-note@-1{{Taking true branch}}
X *xx = Type().x; // expected-note {{Null pointer value stored to field 'x'}}
+++ /dev/null
-// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 -ffreestanding -Wuninitialized %s
-// expected-no-diagnostics
-typedef decltype(nullptr) nullptr_t;
-
-// Ensure no 'uninitialized when used here' warnings (Wuninitialized), for
-// nullptr_t always-initialized extension.
-nullptr_t default_init() {
- nullptr_t a;
- return a;
-}