forked from OSchip/llvm-project
79 lines
1.4 KiB
C++
79 lines
1.4 KiB
C++
// RUN: %clang_cc1 %s -fcxx-exceptions -fexceptions -fsyntax-only -verify -fblocks -Wunreachable-code -Wno-unused-value
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int &halt() __attribute__((noreturn));
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int &live();
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int dead();
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int liveti() throw(int);
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int (*livetip)() throw(int);
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int test1() {
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try {
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live();
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} catch (int i) {
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live();
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}
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return 1;
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}
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void test2() {
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try {
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live();
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} catch (int i) {
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live();
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}
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try {
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liveti();
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} catch (int i) {
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live();
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}
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try {
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livetip();
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} catch (int i) {
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live();
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}
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throw 1;
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dead(); // expected-warning {{will never be executed}}
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}
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void test3() {
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halt()
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--; // expected-warning {{will never be executed}}
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// FIXME: The unreachable part is just the '?', but really all of this
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// code is unreachable and shouldn't be separately reported.
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halt() // expected-warning {{will never be executed}}
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?
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dead() : dead();
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live(),
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float // expected-warning {{will never be executed}}
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(halt());
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}
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void test4() {
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struct S {
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int mem;
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} s;
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S &foor();
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halt(), foor()// expected-warning {{will never be executed}}
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.mem;
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}
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void test5() {
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struct S {
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int mem;
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} s;
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S &foor() __attribute__((noreturn));
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foor()
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.mem; // expected-warning {{will never be executed}}
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}
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void test6() {
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struct S {
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~S() { }
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S(int i) { }
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};
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live(),
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S // expected-warning {{will never be executed}}
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(halt());
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}
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