1 // RUN: %clang_analyze_cc1 -x c++ -fcxx-exceptions -analyzer-checker=core,unix.Malloc,debug.ExprInspection -analyzer-config max-nodes=12 -verify %s 2 3 // Here we test how "suppress on sink" feature of certain bugtypes interacts 4 // with reaching analysis limits. See comments in max-nodes-suppress-on-sink.c 5 // for more discussion. 6 7 typedef __typeof(sizeof(int)) size_t; 8 void *malloc(size_t); 9 10 void clang_analyzer_warnIfReached(void); 11 12 // Because we don't have a better approach, we currently treat throw as 13 // noreturn. test_throw_treated_as_noreturn()14void test_throw_treated_as_noreturn() { 15 void *p = malloc(1); // no-warning 16 17 clang_analyzer_warnIfReached(); // expected-warning{{REACHABLE}} 18 clang_analyzer_warnIfReached(); // no-warning 19 20 throw 0; 21 } 22 23 // FIXME: Handled throws shouldn't be suppressing us! test_handled_throw_treated_as_noreturn()24void test_handled_throw_treated_as_noreturn() { 25 void *p = malloc(1); // no-warning 26 27 clang_analyzer_warnIfReached(); // expected-warning{{REACHABLE}} 28 clang_analyzer_warnIfReached(); // no-warning 29 30 try { 31 throw 0; 32 } catch (int i) { 33 } 34 } 35