// Regression test: we used to assert here.
// PR16664 and PR18159
void testConsistencyNested(int i) {
extern bool compute(bool);
if (i == 5 && (i == 4 || i == 5 || check(NoReturnDtor())))
clang_analyzer_eval(true); // expected-warning{{TRUE}}
if (i == 5 && (i == 4 || i == 5 || check(NoReturnDtor())))
clang_analyzer_eval(true); // expected-warning{{TRUE}}
if (i != 5)
return;
if (compute(i == 5 &&
(i == 4 || compute(true) ||
compute(i == 5 && (i == 4 || check(NoReturnDtor()))))) ||
i != 4) {
clang_analyzer_eval(true); // expected-warning{{TRUE}}
}
if (compute(i == 5 &&
(i == 4 || i == 4 ||
compute(i == 5 && (i == 4 || check(NoReturnDtor()))))) ||
i != 4) {
clang_analyzer_eval(true); // no warning, unreachable code
}
}
void testConsistencyIf(int i) {
if (i == 5 && (i == 4 || i == 5 || check(NoReturnDtor())))
clang_analyzer_eval(true); // expected-warning{{TRUE}}
if (i != 5)
return;
if (i == 5 && (i == 4 || check(NoReturnDtor()) || i == 5)) {
clang_analyzer_eval(true); // no warning, unreachable code
}
}
void testConsistencyTernary(int i) {
(i == 5 && (i == 4 || check(NoReturnDtor()) || i == 5)) ? 1 : 0;
clang_analyzer_eval(true); // expected-warning{{TRUE}}
if (i != 5)
return;
(i == 5 && (i == 4 || check(NoReturnDtor()) || i == 5)) ? 1 : 0;
clang_analyzer_eval(true); // no warning, unreachable code
}
void testLoop() {
for (int i = 0; i < 10; ++i) {
if (i < 3 && (i >= 2 || check(NoReturnDtor()))) {
clang_analyzer_eval(true); // no warning, unreachable code
}
}
}
// PR16664 and PR18159
void testConsistencyNestedComplexNestedBranch(bool value) {
if (value) {
if (!value || (!value || check(NoReturnDtor()) || value)) {
clang_analyzer_eval(true); // no warning, unreachable code
}
}
}
// PR16664 and PR18159
void testConsistencyNestedWarning(bool value) {
if (value) {
if (!value || value || check(NoReturnDtor())) {
clang_analyzer_eval(true); // expected-warning{{TRUE}}
}
}
}
bool testRecursiveFrames(bool isInner) {
if (isInner ||
(clang_analyzer_warnIfReached(), false) || // expected-warning{{REACHABLE}}
check(NoReturnDtor()) ||
testRecursiveFrames(true)) {
clang_analyzer_warnIfReached(); // expected-warning{{REACHABLE}}
}
}
// PR16664 and PR18159
void testConsistencyNestedVariableModification(bool value) {
bool other = true;
if (value) {
if (!other || !value || (other = false) || check(NoReturnDtor()) ||
!other) {
clang_analyzer_eval(true); // no warning, unreachable code
}
}
}
void testLambdas() {
[]() { check(NoReturnDtor()); } != nullptr || check(Dtor());
}
void testTernaryFalseBranchReached(bool value) {
value ? check(NoReturnDtor()) :
clang_analyzer_warnIfReached(); // expected-warning{{REACHABLE}}
}
void testTernaryIgnoreNoreturnBranch(bool value) {
if (value) {
bool b = !value && !value ? check(NoReturnDtor()) : true;
clang_analyzer_eval(true); // expected-warning{{TRUE}}
}
}
void testTernaryNoReturnFalseBranch(bool value) {
if (value) {
bool b = !value && !value ? true : check(NoReturnDtor());
clang_analyzer_eval(true); // no warning, unreachable code
}
}
void testTernaryNoReturnTrueBranch(bool value) {
if (value) {
bool b = value && (value ? check(NoReturnDtor()) : true);
clang_analyzer_eval(true); // no warning, unreachable code
}
}
void noReturnInline(int **x) {
NoReturnDtor();
}
void noReturnTemp(int *x) {
if (! x) NoReturnDtor();
*x = 47; // no warning
}
