1*67e74705SXin Li // RUN: %clang_cc1 -analyze -analyzer-checker=core,debug.ExprInspection -analyzer-store region -std=c++11 -fexceptions -fcxx-exceptions -verify %s 2*67e74705SXin Li // RUN: %clang_cc1 -analyze -analyzer-checker=core,debug.ExprInspection -analyzer-store region -std=c++11 -verify %s 3*67e74705SXin Li 4*67e74705SXin Li void clang_analyzer_eval(bool); 5*67e74705SXin Li 6*67e74705SXin Li typedef __typeof__(sizeof(int)) size_t; 7*67e74705SXin Li extern "C" void *malloc(size_t); 8*67e74705SXin Li 9*67e74705SXin Li // This is the standard placement new. operator new(size_t,void * __p)10*67e74705SXin Liinline void* operator new(size_t, void* __p) throw() 11*67e74705SXin Li { 12*67e74705SXin Li return __p; 13*67e74705SXin Li } 14*67e74705SXin Li 15*67e74705SXin Li struct NoThrow { 16*67e74705SXin Li void *operator new(size_t) throw(); 17*67e74705SXin Li }; 18*67e74705SXin Li 19*67e74705SXin Li struct NoExcept { 20*67e74705SXin Li void *operator new(size_t) noexcept; 21*67e74705SXin Li }; 22*67e74705SXin Li 23*67e74705SXin Li struct DefaultThrow { 24*67e74705SXin Li void *operator new(size_t); 25*67e74705SXin Li }; 26*67e74705SXin Li 27*67e74705SXin Li struct ExplicitThrow { 28*67e74705SXin Li void *operator new(size_t) throw(int); 29*67e74705SXin Li }; 30*67e74705SXin Li testNew()31*67e74705SXin Livoid testNew() { 32*67e74705SXin Li clang_analyzer_eval(new NoThrow); // expected-warning{{UNKNOWN}} 33*67e74705SXin Li clang_analyzer_eval(new NoExcept); // expected-warning{{UNKNOWN}} 34*67e74705SXin Li 35*67e74705SXin Li clang_analyzer_eval(new DefaultThrow); // expected-warning{{TRUE}} 36*67e74705SXin Li clang_analyzer_eval(new ExplicitThrow); // expected-warning{{TRUE}} 37*67e74705SXin Li } 38*67e74705SXin Li testNewArray()39*67e74705SXin Livoid testNewArray() { 40*67e74705SXin Li clang_analyzer_eval(new NoThrow[2]); // expected-warning{{TRUE}} 41*67e74705SXin Li clang_analyzer_eval(new NoExcept[2]); // expected-warning{{TRUE}} 42*67e74705SXin Li clang_analyzer_eval(new DefaultThrow[2]); // expected-warning{{TRUE}} 43*67e74705SXin Li clang_analyzer_eval(new ExplicitThrow[2]); // expected-warning{{TRUE}} 44*67e74705SXin Li } 45*67e74705SXin Li 46*67e74705SXin Li extern void *operator new[](size_t, int) noexcept; 47*67e74705SXin Li testNewArrayNoThrow()48*67e74705SXin Livoid testNewArrayNoThrow() { 49*67e74705SXin Li clang_analyzer_eval(new (1) NoThrow[2]); // expected-warning{{UNKNOWN}} 50*67e74705SXin Li clang_analyzer_eval(new (1) NoExcept[2]); // expected-warning{{UNKNOWN}} 51*67e74705SXin Li clang_analyzer_eval(new (1) DefaultThrow[2]); // expected-warning{{UNKNOWN}} 52*67e74705SXin Li clang_analyzer_eval(new (1) ExplicitThrow[2]); // expected-warning{{UNKNOWN}} 53*67e74705SXin Li } 54