208 lines · cpp
1// RUN: %clang_cc1 -x c++ -std=c++11 -verify=expected,expectedw -fopenmp %s -Wuninitialized2// RUN: %clang_cc1 -x c++ -std=c++11 -verify -fopenmp %s -Wuninitialized -Wno-openmp-clauses3// RUN: %clang_cc1 -x c++ -std=c++11 -verify -fopenmp %s -Wuninitialized -Wno-openmp4 5// RUN: %clang_cc1 -x c++ -std=c++11 -verify=expected,expectedw -fopenmp-simd %s -Wuninitialized6 7struct B {8 static int ib[20]; // expected-note 0 {{'B::ib' declared here}}9 static constexpr int bfoo() { return 8; }10};11namespace X {12 B x; // expected-note {{'x' defined here}}13};14constexpr int bfoo() { return 4; }15 16int **z;17const int C1 = 1;18const int C2 = 2;19void test_aligned_colons(int *&rp)20{21 int *B = 0;22 #pragma omp simd aligned(B:bfoo())23 for (int i = 0; i < 10; ++i) ;24 // expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'}}25 #pragma omp simd aligned(B::ib:B:bfoo())26 for (int i = 0; i < 10; ++i) ;27 #pragma omp simd aligned(B:B::bfoo())28 for (int i = 0; i < 10; ++i) ;29 // expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'?}}30 #pragma omp simd aligned(z:B:bfoo())31 for (int i = 0; i < 10; ++i) ;32 #pragma omp simd aligned(B:B::bfoo())33 for (int i = 0; i < 10; ++i) ;34 // expected-error@+2 {{integral constant expression must have integral or unscoped enumeration type, not 'int **'}}35 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'B'}}36 #pragma omp simd aligned(X::x : ::z)37 for (int i = 0; i < 10; ++i) ;38 // expected-error@+1 {{integral constant expression must have integral or unscoped enumeration type, not 'B'}}39 #pragma omp simd aligned(B,rp,::z: X::x)40 for (int i = 0; i < 10; ++i) ;41 #pragma omp simd aligned(::z)42 for (int i = 0; i < 10; ++i) ;43 // expected-error@+1 {{expected variable name}}44 #pragma omp simd aligned(B::bfoo())45 for (int i = 0; i < 10; ++i) ;46 // expectedw-warning@+1 {{aligned clause will be ignored because the requested alignment is not a power of 2}}47 #pragma omp simd aligned(B::ib,B:C1+C2)48 for (int i = 0; i < 10; ++i) ;49}50 51// expected-note@+1 {{'num' defined here}}52template<int L, class T, class N> T test_template(T* arr, N num) {53 N i;54 T sum = (T)0;55 T ind2 = - num * L;56 // Negative number is passed as L.57 // expected-error@+1 {{argument to 'aligned' clause must be a strictly positive integer value}}58 #pragma omp simd aligned(arr:L)59 for (i = 0; i < num; ++i) {60 T cur = arr[(int)ind2];61 ind2 += L;62 sum += cur;63 }64 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}65 #pragma omp simd aligned(num:4)66 for (i = 0; i < num; ++i);67 return T();68}69 70template<int LEN> int test_warn() {71 int *ind2 = 0;72 // expected-error@+1 {{argument to 'aligned' clause must be a strictly positive integer value}}73 #pragma omp simd aligned(ind2:LEN)74 for (int i = 0; i < 100; i++) {75 ind2 += LEN;76 }77 return 0;78}79 80struct S1; // expected-note 2 {{declared here}}81extern S1 a; // expected-note {{'a' declared here}}82class S2 {83 mutable int a;84public:85 S2():a(0) { }86};87const S2 b; // expected-note 1 {{'b' defined here}}88const S2 ba[5];89class S3 {90 int a;91public:92 S3():a(0) { }93};94const S3 ca[5];95class S4 {96 int a;97 S4();98public:99 S4(int v):a(v) { }100};101class S5 {102 int a;103 S5():a(0) {}104public:105 S5(int v):a(v) { }106};107 108S3 h; // expected-note 2 {{'h' defined here}}109#pragma omp threadprivate(h)110 111template<class I, class C> int foomain(I argc, C **argv) {112 I e(argc);113 I g(argc);114 int i; // expected-note {{'i' defined here}}115 // expected-note@+1 {{declared here}}116 int &j = i;117 #pragma omp simd aligned // expected-error {{expected '(' after 'aligned'}}118 for (I k = 0; k < argc; ++k) ++k;119 #pragma omp simd aligned ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}120 for (I k = 0; k < argc; ++k) ++k;121 #pragma omp simd aligned () // expected-error {{expected expression}}122 for (I k = 0; k < argc; ++k) ++k;123 #pragma omp simd aligned (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}124 for (I k = 0; k < argc; ++k) ++k;125 #pragma omp simd aligned (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}126 for (I k = 0; k < argc; ++k) ++k;127// FIXME: Should argc really be a pointer?128 #pragma omp simd aligned (*argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}129 for (I k = 0; k < argc; ++k) ++k;130 #pragma omp simd aligned (argc : 5) // expectedw-warning {{aligned clause will be ignored because the requested alignment is not a power of 2}}131 for (I k = 0; k < argc; ++k) ++k;132 #pragma omp simd aligned (S1) // expected-error {{'S1' does not refer to a value}}133 for (I k = 0; k < argc; ++k) ++k;134 #pragma omp simd aligned (argv[1]) // expected-error {{expected variable name}}135 for (I k = 0; k < argc; ++k) ++k;136 #pragma omp simd aligned(e, g)137 for (I k = 0; k < argc; ++k) ++k;138 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S3'}}139 #pragma omp simd aligned(h)140 for (I k = 0; k < argc; ++k) ++k;141 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}142 #pragma omp simd aligned(i)143 for (I k = 0; k < argc; ++k) ++k;144 #pragma omp parallel145 {146 int *v = 0;147 I i;148 #pragma omp simd aligned(v:16)149 for (I k = 0; k < argc; ++k) { i = k; v += 2; }150 }151 float *f;152 #pragma omp simd aligned(f)153 for (I k = 0; k < argc; ++k) ++k;154 int v = 0;155 // expected-note@+2 {{initializer of 'j' is not a constant expression}}156 // expected-error@+1 {{integral constant expression}}157 #pragma omp simd aligned(f:j)158 for (I k = 0; k < argc; ++k) { ++k; v += j; }159 #pragma omp simd aligned(f)160 for (I k = 0; k < argc; ++k) ++k;161 return 0;162}163 164// expected-note@+1 2 {{'argc' defined here}}165int main(int argc, char **argv) {166 double darr[100];167 // expected-note@+1 {{in instantiation of function template specialization 'test_template<-4, double, int>' requested here}}168 test_template<-4>(darr, 4);169 test_warn<4>(); // ok170 // expected-note@+1 {{in instantiation of function template specialization 'test_warn<0>' requested here}}171 test_warn<0>();172 173 int i;174 int &j = i;175 #pragma omp simd aligned // expected-error {{expected '(' after 'aligned'}}176 for (int k = 0; k < argc; ++k) ++k;177 #pragma omp simd aligned ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}178 for (int k = 0; k < argc; ++k) ++k;179 #pragma omp simd aligned () // expected-error {{expected expression}}180 for (int k = 0; k < argc; ++k) ++k;181 #pragma omp simd aligned (argv // expected-error {{expected ')'}} expected-note {{to match this '('}}182 for (int k = 0; k < argc; ++k) ++k;183 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}184 #pragma omp simd aligned (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}185 for (int k = 0; k < argc; ++k) ++k;186 #pragma omp simd aligned (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}187 for (int k = 0; k < argc; ++k) ++k;188 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'int'}}189 #pragma omp simd aligned (argc)190 for (int k = 0; k < argc; ++k) ++k;191 #pragma omp simd aligned (S1) // expected-error {{'S1' does not refer to a value}}192 for (int k = 0; k < argc; ++k) ++k;193 // expected-error@+2 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S1'}}194 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S2'}}195 #pragma omp simd aligned (a, b) 196 for (int k = 0; k < argc; ++k) ++k;197 #pragma omp simd aligned (argv[1]) // expected-error {{expected variable name}}198 for (int k = 0; k < argc; ++k) ++k;199 // expected-error@+1 {{argument of aligned clause should be array, pointer, reference to array or reference to pointer, not 'S3'}}200 #pragma omp simd aligned(h)201 for (int k = 0; k < argc; ++k) ++k;202 int *pargc = &argc;203 // expected-note@+1 {{in instantiation of function template specialization 'foomain<int *, char>' requested here}}204 foomain<int*,char>(pargc,argv);205 return 0;206}207 208