llvm-project/clang/test/Analysis/NewDelete-path-notes.cpp

31 lines
1.2 KiB
C++

// RUN: %clang_analyze_cc1 -analyzer-checker=cplusplus.NewDelete,unix.Malloc -analyzer-output=text -verify %s
// RUN: %clang_analyze_cc1 -analyzer-checker=cplusplus.NewDelete,unix.Malloc -analyzer-output=text -analyzer-config c++-allocator-inlining=true -verify %s
// RUN: %clang_analyze_cc1 -analyzer-checker=cplusplus.NewDelete,unix.Malloc -analyzer-output=plist %s -o %t.plist
// RUN: cat %t.plist | %diff_plist %S/Inputs/expected-plists/NewDelete-path-notes.cpp.plist
void test() {
int *p = new int;
// expected-note@-1 {{Memory is allocated}}
if (p)
// expected-note@-1 {{Taking true branch}}
delete p;
// expected-note@-1 {{Memory is released}}
delete p; // expected-warning {{Attempt to free released memory}}
// expected-note@-1 {{Attempt to free released memory}}
}
struct Odd {
void kill() {
delete this; // expected-note {{Memory is released}}
}
};
void test(Odd *odd) {
odd->kill(); // expected-note{{Calling 'Odd::kill'}}
// expected-note@-1 {{Returning; memory was released}}
delete odd; // expected-warning {{Attempt to free released memory}}
// expected-note@-1 {{Attempt to free released memory}}
}