316 lines · cpp
1// RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized2// RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized3 4extern int omp_default_mem_alloc;5void foo() {6}7 8bool foobool(int argc) {9 return argc;10}11 12struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}13extern S1 a;14class S2 {15 mutable int a;16 17public:18 S2() : a(0) {}19 S2(const S2 &s2) : a(s2.a) {}20 static float S2s;21 static const float S2sc;22};23const float S2::S2sc = 0;24const S2 b;25const S2 ba[5];26class S3 {27 int a;28 S3 &operator=(const S3 &s3);29 30public:31 S3() : a(0) {} // expected-note 2 {{candidate constructor not viable: requires 0 arguments, but 1 was provided}}32 S3(S3 &s3) : a(s3.a) {} // expected-note 2 {{candidate constructor not viable: 1st argument ('const S3') would lose const qualifier}}33};34const S3 c;35const S3 ca[5];36extern const int f;37class S4 {38 int a;39 S4();40 S4(const S4 &s4); // expected-note 2 {{implicitly declared private here}}41 42public:43 S4(int v) : a(v) {}44};45class S5 {46 int a;47 S5(const S5 &s5) : a(s5.a) {} // expected-note 4 {{implicitly declared private here}}48 49public:50 S5() : a(0) {}51 S5(int v) : a(v) {}52};53class S6 {54 int a;55 S6() : a(0) {}56 57public:58 S6(const S6 &s6) : a(s6.a) {}59 S6(int v) : a(v) {}60};61 62S3 h;63#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}64 65template <class I, class C>66int foomain(int argc, char **argv) {67 I e(4);68 C g(5);69 int i;70 int &j = i;71#pragma omp parallel72#pragma omp for firstprivate // expected-error {{expected '(' after 'firstprivate'}}73 for (int k = 0; k < argc; ++k)74 ++k;75#pragma omp parallel76#pragma omp for firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}77 for (int k = 0; k < argc; ++k)78 ++k;79#pragma omp parallel80#pragma omp for firstprivate() // expected-error {{expected expression}}81 for (int k = 0; k < argc; ++k)82 ++k;83#pragma omp parallel84#pragma omp for firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}85 for (int k = 0; k < argc; ++k)86 ++k;87#pragma omp parallel88#pragma omp for firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}89 for (int k = 0; k < argc; ++k)90 ++k;91#pragma omp parallel92#pragma omp for firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}93 for (int k = 0; k < argc; ++k)94 ++k;95#pragma omp parallel96#pragma omp for firstprivate(argc) allocate , allocate(, allocate(omp_default , allocate(omp_default_mem_alloc, allocate(omp_default_mem_alloc:, allocate(omp_default_mem_alloc: argc, allocate(omp_default_mem_alloc: argv), allocate(argv) // expected-error {{expected '(' after 'allocate'}} expected-error 2 {{expected expression}} expected-error 2 {{expected ')'}} expected-error {{use of undeclared identifier 'omp_default'}} expected-note 2 {{to match this '('}}97 for (int k = 0; k < argc; ++k)98 ++k;99#pragma omp parallel100#pragma omp for firstprivate(S1) // expected-error {{'S1' does not refer to a value}}101 for (int k = 0; k < argc; ++k)102 ++k;103#pragma omp parallel104#pragma omp for firstprivate(a, b) // expected-error {{firstprivate variable with incomplete type 'S1'}}105 for (int k = 0; k < argc; ++k)106 ++k;107#pragma omp parallel108#pragma omp for firstprivate(argv[1]) // expected-error {{expected variable name}}109 for (int k = 0; k < argc; ++k)110 ++k;111#pragma omp parallel112#pragma omp for firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}113 for (int k = 0; k < argc; ++k)114 ++k;115#pragma omp parallel116#pragma omp for firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}117 for (int k = 0; k < argc; ++k)118 ++k;119#pragma omp parallel120 {121 int v = 0;122 int i; // expected-note {{variable with automatic storage duration is predetermined as private; perhaps you forget to enclose 'omp for' directive into a parallel or another task region?}}123#pragma omp for firstprivate(i) // expected-error {{firstprivate variable must be shared}}124 for (int k = 0; k < argc; ++k) {125 i = k;126 v += i;127 }128 }129#pragma omp parallel shared(i)130#pragma omp parallel private(i)131#pragma omp for firstprivate(j)132 for (int k = 0; k < argc; ++k)133 ++k;134#pragma omp parallel135#pragma omp for firstprivate(i)136 for (int k = 0; k < argc; ++k)137 ++k;138#pragma omp parallel139#pragma omp for lastprivate(g) firstprivate(g) // expected-error {{calling a private constructor of class 'S5'}}140 for (i = 0; i < argc; ++i)141 foo();142#pragma omp parallel private(i) // expected-note {{defined as private}}143#pragma omp for firstprivate(i) // expected-error {{firstprivate variable must be shared}}144 for (i = 0; i < argc; ++i)145 foo();146#pragma omp parallel reduction(+ : i) // expected-note {{defined as reduction}}147#pragma omp for firstprivate(i) // expected-error {{firstprivate variable must be shared}}148 for (int k = 0; k < argc; ++k)149 foo();150 return 0;151}152 153void bar(S4 a[2]) {154#pragma omp parallel155#pragma omp for firstprivate(a)156 for (int i = 0; i < 2; ++i)157 foo();158}159 160namespace A {161double x;162#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}163}164namespace B {165using A::x;166}167 168int main(int argc, char **argv) {169 const int d = 5;170 const int da[5] = {0};171 S4 e(4);172 S5 g(5);173 S3 m;174 S6 n(2);175 int i, k;176 int &j = i;177#pragma omp parallel178#pragma omp for firstprivate // expected-error {{expected '(' after 'firstprivate'}}179 for (i = 0; i < argc; ++i)180 foo();181#pragma omp parallel182#pragma omp for firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}183 for (i = 0; i < argc; ++i)184 foo();185#pragma omp parallel186#pragma omp for firstprivate() // expected-error {{expected expression}}187 for (i = 0; i < argc; ++i)188 foo();189#pragma omp parallel190#pragma omp for firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}191 for (i = 0; i < argc; ++i)192 foo();193#pragma omp parallel194#pragma omp for firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}195 for (i = 0; i < argc; ++i)196 foo();197#pragma omp parallel198#pragma omp for firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}199 for (i = 0; i < argc; ++i)200 foo();201#pragma omp parallel202#pragma omp for firstprivate(argc)203 for (i = 0; i < argc; ++i)204 foo();205#pragma omp parallel206#pragma omp for firstprivate(S1) // expected-error {{'S1' does not refer to a value}}207 for (i = 0; i < argc; ++i)208 foo();209#pragma omp parallel210#pragma omp for firstprivate(a, b, c, d, f, k) // expected-error {{firstprivate variable with incomplete type 'S1'}} expected-error {{no matching constructor for initialization of 'S3'}}211 for (i = 0; i < argc; ++i)212 foo();213#pragma omp parallel214#pragma omp for firstprivate(argv[1]) // expected-error {{expected variable name}}215 for (i = 0; i < argc; ++i)216 foo();217#pragma omp parallel218#pragma omp for firstprivate(2 * 2) // expected-error {{expected variable name}}219 for (i = 0; i < argc; ++i)220 foo();221#pragma omp parallel222#pragma omp for firstprivate(ba) // OK223 for (i = 0; i < argc; ++i)224 foo();225#pragma omp parallel226#pragma omp for firstprivate(ca) // expected-error {{no matching constructor for initialization of 'S3'}}227 for (i = 0; i < argc; ++i)228 foo();229#pragma omp parallel230#pragma omp for firstprivate(da) // OK231 for (i = 0; i < argc; ++i)232 foo();233 int xa;234#pragma omp parallel235#pragma omp for firstprivate(xa) // OK236 for (i = 0; i < argc; ++i)237 foo();238#pragma omp parallel239#pragma omp for firstprivate(S2::S2s) // OK240 for (i = 0; i < argc; ++i)241 foo();242#pragma omp parallel243#pragma omp for firstprivate(S2::S2sc) // OK244 for (i = 0; i < argc; ++i)245 foo();246#pragma omp parallel247#pragma omp for safelen(5) // expected-error {{unexpected OpenMP clause 'safelen' in directive '#pragma omp for'}}248 for (i = 0; i < argc; ++i)249 foo();250#pragma omp parallel251#pragma omp for firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}252 for (i = 0; i < argc; ++i)253 foo();254#pragma omp parallel255#pragma omp for firstprivate(m) // OK256 for (i = 0; i < argc; ++i)257 foo();258#pragma omp parallel259#pragma omp for firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}260 for (i = 0; i < argc; ++i)261 foo();262#pragma omp parallel263#pragma omp for private(xa), firstprivate(xa) // expected-error {{private variable cannot be firstprivate}} expected-note {{defined as private}}264 for (i = 0; i < argc; ++i)265 foo();266#pragma omp parallel267#pragma omp for firstprivate(i) // expected-note {{defined as firstprivate}}268 for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp for' directive may not be firstprivate, predetermined as private}}269 foo();270#pragma omp parallel shared(xa)271#pragma omp for firstprivate(xa) // OK: may be firstprivate272 for (i = 0; i < argc; ++i)273 foo();274#pragma omp parallel275#pragma omp for firstprivate(j)276 for (i = 0; i < argc; ++i)277 foo();278#pragma omp parallel279#pragma omp for lastprivate(g) firstprivate(g) // expected-error {{calling a private constructor of class 'S5'}}280 for (i = 0; i < argc; ++i)281 foo();282#pragma omp parallel283#pragma omp for lastprivate(n) firstprivate(n) // OK284 for (i = 0; i < argc; ++i)285 foo();286#pragma omp parallel287 {288 int v = 0;289 int i; // expected-note {{variable with automatic storage duration is predetermined as private; perhaps you forget to enclose 'omp for' directive into a parallel or another task region?}}290#pragma omp for firstprivate(i) // expected-error {{firstprivate variable must be shared}}291 for (int k = 0; k < argc; ++k) {292 i = k;293 v += i;294 }295 }296#pragma omp parallel private(i) // expected-note {{defined as private}}297#pragma omp for firstprivate(i) // expected-error {{firstprivate variable must be shared}}298 for (i = 0; i < argc; ++i)299 foo();300#pragma omp parallel reduction(+ : i) // expected-note {{defined as reduction}}301#pragma omp for firstprivate(i) // expected-error {{firstprivate variable must be shared}}302 for (i = 0; i < argc; ++i)303 foo();304#pragma omp parallel305#pragma omp for firstprivate(B::x) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}306 for (i = 0; i < argc; ++i)307 foo();308 static int si;309#pragma omp for firstprivate(si) // OK310 for (i = 0; i < argc; ++i)311 si = i + 1;312 313 return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}314}315 316