diff options
Diffstat (limited to 'clang/test/CXX/stmt.stmt')
-rw-r--r-- | clang/test/CXX/stmt.stmt/stmt.ambig/p1-0x.cpp | 40 | ||||
-rw-r--r-- | clang/test/CXX/stmt.stmt/stmt.dcl/p3-0x.cpp | 55 | ||||
-rw-r--r-- | clang/test/CXX/stmt.stmt/stmt.dcl/p3.cpp | 47 | ||||
-rw-r--r-- | clang/test/CXX/stmt.stmt/stmt.iter/stmt.ranged/p1.cpp | 209 | ||||
-rw-r--r-- | clang/test/CXX/stmt.stmt/stmt.label/p1.cpp | 25 | ||||
-rw-r--r-- | clang/test/CXX/stmt.stmt/stmt.select/p3.cpp | 19 | ||||
-rw-r--r-- | clang/test/CXX/stmt.stmt/stmt.select/stmt.switch/p2-0x.cpp | 39 |
7 files changed, 434 insertions, 0 deletions
diff --git a/clang/test/CXX/stmt.stmt/stmt.ambig/p1-0x.cpp b/clang/test/CXX/stmt.stmt/stmt.ambig/p1-0x.cpp new file mode 100644 index 0000000..81e8e25 --- /dev/null +++ b/clang/test/CXX/stmt.stmt/stmt.ambig/p1-0x.cpp @@ -0,0 +1,40 @@ +// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s + +struct T { + struct x { + int m; + }; + x* operator->(); + void operator++(int); + void operator<<(int); + T(); + T(int); + T(int, int); +}; + +template<typename A, typename B, typename C, typename D, typename E> +void func(A, B, C, D, E); + +void func(int a, int c) { + T(a)->m = 7; + T(a)++; + T(a,5)<<c; + + T(*d)(int); + T(e)[5]; + T(f) = {1, 2}; + T(*g)(double(3)); // expected-error{{cannot initialize a variable of type 'T (*)' with an rvalue of type 'double'}} + func(a, d, e, f, g); +} + +void func2(int a, int c) { + decltype(T())(a)->m = 7; + decltype(T())(a)++; + decltype(T())(a,5)<<c; + + decltype(T())(*d)(int); + decltype(T())(e)[5]; + decltype(T())(f) = {1, 2}; + decltype(T())(*g)(double(3)); // expected-error{{cannot initialize a variable of type 'decltype(T()) (*)' (aka 'T *') with an rvalue of type 'double'}} + func(a, d, e, f, g); +} diff --git a/clang/test/CXX/stmt.stmt/stmt.dcl/p3-0x.cpp b/clang/test/CXX/stmt.stmt/stmt.dcl/p3-0x.cpp new file mode 100644 index 0000000..574cb40 --- /dev/null +++ b/clang/test/CXX/stmt.stmt/stmt.dcl/p3-0x.cpp @@ -0,0 +1,55 @@ +// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s + +// PR10034 +struct X {}; + +void exx(X) {} + +int test_ptr10034(int argc, char **argv) +{ + if (argc > 3) + goto end; + + X x; + X xs[16]; + exx(x); + + end: + if (argc > 1) { + for (int i = 0; i < argc; ++i) + { + + } + } + return 0; +} + +struct Y { + ~Y(); +}; + +void f(); +void test_Y() { + goto end; // expected-error{{goto into protected scope}} + Y y; // expected-note{{jump bypasses variable with a non-trivial destructor}} + end: + f(); + goto inner; // expected-error{{goto into protected scope}} + { + Y y2; // expected-note{{jump bypasses variable with a non-trivial destructor}} + inner: + f(); + } + return; +} + +struct Z { + Z operator=(const Z&); +}; + +void test_Z() { + goto end; + Z z; + end: + return; +} diff --git a/clang/test/CXX/stmt.stmt/stmt.dcl/p3.cpp b/clang/test/CXX/stmt.stmt/stmt.dcl/p3.cpp new file mode 100644 index 0000000..f52e3b6 --- /dev/null +++ b/clang/test/CXX/stmt.stmt/stmt.dcl/p3.cpp @@ -0,0 +1,47 @@ +// RUN: %clang_cc1 -fsyntax-only -verify %s + +// PR10034 +struct X {}; + +void exx(X) {} + +int test_ptr10034(int argc, char **argv) +{ + if (argc > 3) + goto end; + + X x; + X xs[16]; + exx(x); + + end: + if (argc > 1) { + for (int i = 0; i < argc; ++i) + { + + } + } + return 0; +} + +struct Y { + ~Y(); +}; + +void test_Y() { + goto end; // expected-error{{goto into protected scope}} + Y y; // expected-note{{jump bypasses variable with a non-trivial destructor}} + end: + return; +} + +struct Z { + Z operator=(const Z&); +}; + +void test_Z() { + goto end; // expected-error{{goto into protected scope}} + Z z; // expected-note{{jump bypasses initialization of non-POD variable}} + end: + return; +} diff --git a/clang/test/CXX/stmt.stmt/stmt.iter/stmt.ranged/p1.cpp b/clang/test/CXX/stmt.stmt/stmt.iter/stmt.ranged/p1.cpp new file mode 100644 index 0000000..a45b35f --- /dev/null +++ b/clang/test/CXX/stmt.stmt/stmt.iter/stmt.ranged/p1.cpp @@ -0,0 +1,209 @@ +// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s + +namespace std { + template<typename T> + auto begin(T &&t) -> decltype(t.begin()) { return t.begin(); } // expected-note 4{{ignored: substitution failure}} + template<typename T> + auto end(T &&t) -> decltype(t.end()) { return t.end(); } // expected-note {{candidate template ignored: substitution failure [with T = }} + + template<typename T> + auto begin(T &&t) -> decltype(t.alt_begin()) { return t.alt_begin(); } // expected-note {{selected 'begin' template [with T = }} \ + expected-note 4{{candidate template ignored: substitution failure [with T = }} + template<typename T> + auto end(T &&t) -> decltype(t.alt_end()) { return t.alt_end(); } // expected-note {{candidate template ignored: substitution failure [with T = }} + + namespace inner { + // These should never be considered. + int begin(int); + int end(int); + } + + using namespace inner; +} + +struct A { // expected-note 2 {{candidate constructor}} + A(); + int *begin(); // expected-note 3{{selected 'begin' function with iterator type 'int *'}} expected-note {{'begin' declared here}} + int *end(); +}; + +struct B { + B(); + int *alt_begin(); + int *alt_end(); +}; + +void f(); +void f(int); + +void g() { + for (int a : A()) + A __begin; + for (char *a : A()) { // expected-error {{cannot initialize a variable of type 'char *' with an lvalue of type 'int'}} + } + for (char *a : B()) { // expected-error {{cannot initialize a variable of type 'char *' with an lvalue of type 'int'}} + } + // FIXME: Terrible diagnostic here. auto deduction should fail, but does not! + for (double a : f) { // expected-error {{cannot use type '<overloaded function type>' as a range}} + } + for (auto a : A()) { + } + for (auto a : B()) { + } + for (auto *a : A()) { // expected-error {{variable 'a' with type 'auto *' has incompatible initializer of type 'int'}} + } + // : is not a typo for :: here. + for (A NS:A()) { // expected-error {{no viable conversion from 'int' to 'A'}} + } + for (auto not_in_scope : not_in_scope) { // expected-error {{use of undeclared identifier 'not_in_scope'}} + } + + for (auto a : A()) + for (auto b : A()) { + __range.begin(); // expected-error {{use of undeclared identifier '__range'}} + ++__begin; // expected-error {{use of undeclared identifier '__begin'}} + --__end; // expected-error {{use of undeclared identifier '__end'}} + } + + for (char c : "test") + ; + for (auto a : f()) // expected-error {{cannot use type 'void' as a range}} + ; + + extern int incomplete[]; + for (auto a : incomplete) // expected-error {{cannot use incomplete type 'int []' as a range}} + ; + extern struct Incomplete also_incomplete[2]; // expected-note {{forward declaration}} + for (auto &a : also_incomplete) // expected-error {{cannot use incomplete type 'struct Incomplete [2]' as a range}} + ; + + struct VoidBegin { + void begin(); // expected-note {{selected 'begin' function with iterator type 'void'}} + void end(); + }; + for (auto a : VoidBegin()) // expected-error {{cannot use type 'void' as an iterator}} + ; + + struct null_t { + operator int*(); + }; + struct Differ { + int *begin(); // expected-note {{selected 'begin' function with iterator type 'int *'}} + null_t end(); // expected-note {{selected 'end' function with iterator type 'null_t'}} + }; + for (auto a : Differ()) // expected-error {{'begin' and 'end' must return the same type (got 'int *' and 'null_t')}} + ; + + for (void f() : "error") // expected-error {{for range declaration must declare a variable}} + ; + + for (extern int a : A()) {} // expected-error {{loop variable 'a' may not be declared 'extern'}} + for (static int a : A()) {} // expected-error {{loop variable 'a' may not be declared 'static'}} + for (register int a : A()) {} // expected-error {{loop variable 'a' may not be declared 'register'}} + for (constexpr int a : A()) {} // expected-error {{loop variable 'a' may not be declared 'constexpr'}} + + struct NoBeginADL { + null_t alt_end(); + }; + struct NoEndADL { + null_t alt_begin(); + }; + for (auto u : NoBeginADL()) { // expected-error {{no matching function for call to 'begin'}} expected-note {{range has type 'NoBeginADL'}} + } + for (auto u : NoEndADL()) { // expected-error {{no matching function for call to 'end'}} expected-note {{range has type 'NoEndADL'}} + } + + struct NoBegin { + null_t end(); + }; + struct NoEnd { + null_t begin(); + }; + for (auto u : NoBegin()) { // expected-error {{range type 'NoBegin' has 'end' member but no 'begin' member}} + } + for (auto u : NoEnd()) { // expected-error {{range type 'NoEnd' has 'begin' member but no 'end' member}} + } + + struct NoIncr { + void *begin(); // expected-note {{selected 'begin' function with iterator type 'void *'}} + void *end(); + }; + for (auto u : NoIncr()) { // expected-error {{arithmetic on a pointer to void}} + } + + struct NoNotEq { + NoNotEq begin(); // expected-note {{selected 'begin' function with iterator type 'NoNotEq'}} + NoNotEq end(); + void operator++(); + }; + for (auto u : NoNotEq()) { // expected-error {{invalid operands to binary expression}} + } + + struct NoCopy { + NoCopy(); + NoCopy(const NoCopy &) = delete; + int *begin(); + int *end(); + }; + for (int n : NoCopy()) { // ok + } + + for (int n : 42) { // expected-error {{no matching function for call to 'begin'}} \ + expected-note {{range has type 'int'}} + } + + for (auto a : *also_incomplete) { // expected-error {{cannot use incomplete type 'struct Incomplete' as a range}} + } +} + +template<typename T, typename U> +void h(T t) { + for (U u : t) { // expected-error {{no viable conversion from 'A' to 'int'}} + } + for (auto u : t) { + } +} + +template void h<A, int>(A); +template void h<A(&)[4], A &>(A(&)[4]); +template void h<A(&)[13], A>(A(&)[13]); +template void h<A(&)[13], int>(A(&)[13]); // expected-note {{requested here}} + +template<typename T> +void i(T t) { + for (auto u : t) { // expected-error {{no matching function for call to 'begin'}} \ + expected-error {{member function 'begin' not viable}} \ + expected-note {{range has type}} + } +} +template void i<A[13]>(A*); // expected-note {{requested here}} +template void i<const A>(const A); // expected-note {{requested here}} + +namespace NS { + class ADL {}; + int *begin(ADL); // expected-note {{no known conversion from 'NS::NoADL' to 'NS::ADL'}} + int *end(ADL); + + class NoADL {}; +} +int *begin(NS::NoADL); +int *end(NS::NoADL); + +struct VoidBeginADL {}; +void begin(VoidBeginADL); // expected-note {{selected 'begin' function with iterator type 'void'}} +void end(VoidBeginADL); + +void j() { + for (auto u : NS::ADL()) { + } + for (auto u : NS::NoADL()) { // expected-error {{no matching function for call to 'begin'}} expected-note {{range has type}} + } + for (auto a : VoidBeginADL()) { // expected-error {{cannot use type 'void' as an iterator}} + } +} + +void example() { + int array[5] = { 1, 2, 3, 4, 5 }; + for (int &x : array) + x *= 2; +} diff --git a/clang/test/CXX/stmt.stmt/stmt.label/p1.cpp b/clang/test/CXX/stmt.stmt/stmt.label/p1.cpp new file mode 100644 index 0000000..90367f8 --- /dev/null +++ b/clang/test/CXX/stmt.stmt/stmt.label/p1.cpp @@ -0,0 +1,25 @@ +// RUN: %clang_cc1 -fsyntax-only -verify %s + +void f() +{ + int x = 0; + goto label1; + +label1: // expected-note{{previous definition is here}} + x = 1; + goto label2; // expected-error{{use of undeclared label 'label2'}} + +label1: // expected-error{{redefinition of label 'label1'}} + x = 2; +} + +void h() +{ + int x = 0; + switch (x) + { + case 1:; + default:; // expected-error{{multiple default labels in one switch}} + default:; // expected-note{{previous case defined here}} + } +} diff --git a/clang/test/CXX/stmt.stmt/stmt.select/p3.cpp b/clang/test/CXX/stmt.stmt/stmt.select/p3.cpp new file mode 100644 index 0000000..35e5c91 --- /dev/null +++ b/clang/test/CXX/stmt.stmt/stmt.select/p3.cpp @@ -0,0 +1,19 @@ +// RUN: %clang_cc1 -fsyntax-only -verify %s + +int f(); + +void g() { + if (int x = f()) { // expected-note 2{{previous definition}} + int x; // expected-error{{redefinition of 'x'}} + } else { + int x; // expected-error{{redefinition of 'x'}} + } +} + + +void h() { + if (int x = f()) // expected-note 2{{previous definition}} + int x; // expected-error{{redefinition of 'x'}} + else + int x; // expected-error{{redefinition of 'x'}} +} diff --git a/clang/test/CXX/stmt.stmt/stmt.select/stmt.switch/p2-0x.cpp b/clang/test/CXX/stmt.stmt/stmt.select/stmt.switch/p2-0x.cpp new file mode 100644 index 0000000..000c870 --- /dev/null +++ b/clang/test/CXX/stmt.stmt/stmt.select/stmt.switch/p2-0x.cpp @@ -0,0 +1,39 @@ +// RUN: %clang_cc1 -std=c++11 %s -verify + +struct Value { + constexpr Value(int n) : n(n) {} + constexpr operator short() { return n; } + int n; +}; +enum E { E0, E1 }; +struct Alt { + constexpr operator E() { return E0; } +}; + +constexpr short s = Alt(); + +void test(Value v) { + switch (v) { + case Alt(): + case E1: + case Value(2): + case 3: + break; + } + switch (Alt a = Alt()) { + case Alt(): + case E1: + case Value(2): + case 3: + break; + } + switch (E0) { + case Alt(): + case E1: + // FIXME: These should produce a warning that 2 and 3 are not values of the + // enumeration. + case Value(2): + case 3: + break; + } +} |