max-nodes-suppress-on-sink.cpp
1 KB
// RUN: %clang_analyze_cc1 -x c++ -fcxx-exceptions -analyzer-checker=core,unix.Malloc,debug.ExprInspection -analyzer-config max-nodes=12 -verify %s
// Here we test how "suppress on sink" feature of certain bugtypes interacts
// with reaching analysis limits. See comments in max-nodes-suppress-on-sink.c
// for more discussion.
typedef __typeof(sizeof(int)) size_t;
void *malloc(size_t);
void clang_analyzer_warnIfReached(void);
// Because we don't have a better approach, we currently treat throw as
// noreturn.
void test_throw_treated_as_noreturn() {
void *p = malloc(1); // no-warning
clang_analyzer_warnIfReached(); // expected-warning{{REACHABLE}}
clang_analyzer_warnIfReached(); // no-warning
throw 0;
}
// FIXME: Handled throws shouldn't be suppressing us!
void test_handled_throw_treated_as_noreturn() {
void *p = malloc(1); // no-warning
clang_analyzer_warnIfReached(); // expected-warning{{REACHABLE}}
clang_analyzer_warnIfReached(); // no-warning
try {
throw 0;
} catch (int i) {
}
}