llvm-project/clang/test/Analysis/new-ctor-null-throw.cpp

27 lines
595 B
C++

// RUN: %clang_analyze_cc1 -w -analyzer-checker=core,debug.ExprInspection -analyzer-config c++-allocator-inlining=true -std=c++11 -verify %s
void clang_analyzer_eval(bool);
typedef __typeof__(sizeof(int)) size_t;
// These are ill-formed. One cannot return nullptr from a throwing version of an
// operator new.
void *operator new(size_t size) {
return nullptr;
}
void *operator new[](size_t size) {
return nullptr;
}
struct S {
int x;
S() : x(1) {}
~S() {}
};
void testArrays() {
S *s = new S[10]; // no-crash
s[0].x = 2; // expected-warning{{Dereference of null pointer}}
}