llvm-project/clang/test/Analysis/new-ctor-malloc.cpp

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// RUN: %clang_analyze_cc1 -analyzer-checker=core,debug.ExprInspection,unix.Malloc -analyzer-config c++-allocator-inlining=true -analyzer-output=text -std=c++11 -verify %s
void clang_analyzer_eval(bool);
typedef __typeof__(sizeof(int)) size_t;
void *malloc(size_t size);
void *operator new(size_t size) throw() {
void *x = malloc(size); // expected-note {{Memory is allocated}}
if (!x) // expected-note {{Assuming 'x' is non-null}}
// expected-note@-1 {{Taking false branch}}
return nullptr;
return x;
}
void checkNewAndConstructorInlining() {
int *s = new int; // expected-note {{Calling 'operator new'}}
// expected-note@-1{{Returning from 'operator new'}}
} // expected-warning {{Potential leak of memory pointed to by 's'}}
// expected-note@-1 {{Potential leak of memory pointed to by 's'}}