414 lines · cpp
1// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 %s -Wuninitialized2// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 -std=c++98 %s -Wuninitialized3// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp -fopenmp-version=45 -std=c++11 %s -Wuninitialized4// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp %s -Wuninitialized5// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp -std=c++98 %s -Wuninitialized6// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp -std=c++11 %s -Wuninitialized7// RUN: %clang_cc1 -verify=expected,omp52 -fopenmp -fopenmp-version=52 %s -Wuninitialized8// RUN: %clang_cc1 -verify=expected,omp52 -fopenmp -fopenmp-version=52 -std=c++98 %s -Wuninitialized9// RUN: %clang_cc1 -verify=expected,omp52 -fopenmp -fopenmp-version=52 -std=c++11 %s -Wuninitialized10// RUN: %clang_cc1 -verify=expected,omp60 -fopenmp -fopenmp-version=60 %s -Wuninitialized11// RUN: %clang_cc1 -verify=expected,omp60 -fopenmp -fopenmp-version=60 -std=c++98 %s -Wuninitialized12// RUN: %clang_cc1 -verify=expected,omp60 -fopenmp -fopenmp-version=60 -std=c++11 %s -Wuninitialized13 14// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 %s -Wuninitialized15// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 -std=c++98 %s -Wuninitialized16// RUN: %clang_cc1 -verify=expected,omp45 -fopenmp-simd -fopenmp-version=45 -std=c++11 %s -Wuninitialized17// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd %s -Wuninitialized18// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd -std=c++98 %s -Wuninitialized19// RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd -std=c++11 %s -Wuninitialized20// RUN: %clang_cc1 -verify=expected,omp52 -fopenmp-simd -fopenmp-version=52 %s -Wuninitialized21// RUN: %clang_cc1 -verify=expected,omp52 -fopenmp-simd -fopenmp-version=52 -std=c++98 %s -Wuninitialized22// RUN: %clang_cc1 -verify=expected,omp52 -fopenmp-simd -fopenmp-version=52 -std=c++11 %s -Wuninitialized23// RUN: %clang_cc1 -verify=expected,omp60 -fopenmp-simd -fopenmp-version=60 %s -Wuninitialized24// RUN: %clang_cc1 -verify=expected,omp60 -fopenmp-simd -fopenmp-version=60 -std=c++98 %s -Wuninitialized25// RUN: %clang_cc1 -verify=expected,omp60 -fopenmp-simd -fopenmp-version=60 -std=c++11 %s -Wuninitialized26 27extern int omp_default_mem_alloc;28void xxx(int argc) {29 int fp; // expected-note {{initialize the variable 'fp' to silence this warning}}30#pragma omp parallel31#pragma omp for simd reduction(+:fp) // expected-warning {{variable 'fp' is uninitialized when used here}}32 for (int i = 0; i < 10; ++i)33 ;34}35 36void foo() {37}38 39bool foobool(int argc) {40 return argc;41}42 43void foobar(int &ref) {44#pragma omp parallel45#pragma omp for simd reduction(+:ref)46 for (int i = 0; i < 10; ++i)47 foo();48}49 50struct S1; // expected-note {{declared here}} expected-note 4 {{forward declaration of 'S1'}}51extern S1 a;52class S2 {53 mutable int a;54 S2 &operator+(const S2 &arg) { return (*this); } // expected-note 3 {{implicitly declared private here}}55 56public:57 S2() : a(0) {}58 S2(S2 &s2) : a(s2.a) {}59 static float S2s; // expected-note 2 {{static data member is predetermined as shared}}60 static const float S2sc; // expected-note 2 {{'S2sc' declared here}}61};62const float S2::S2sc = 0;63S2 b; // expected-note 3 {{'b' defined here}}64const S2 ba[5]; // expected-note 2 {{'ba' defined here}}65class S3 {66 int a;67 68public:69 int b;70 S3() : a(0) {}71 S3(const S3 &s3) : a(s3.a) {}72 S3 operator+(const S3 &arg1) { return arg1; }73};74int operator+(const S3 &arg1, const S3 &arg2) { return 5; }75S3 c; // expected-note 3 {{'c' defined here}}76const S3 ca[5]; // expected-note 2 {{'ca' defined here}}77extern const int f; // expected-note 4 {{'f' declared here}}78class S4 {79 int a;80 S4(); // expected-note {{implicitly declared private here}}81 S4(const S4 &s4);82 S4 &operator+(const S4 &arg) { return (*this); }83 84public:85 S4(int v) : a(v) {}86};87S4 &operator&=(S4 &arg1, S4 &arg2) { return arg1; }88class S5 {89 int a;90 S5() : a(0) {} // expected-note {{implicitly declared private here}}91 S5(const S5 &s5) : a(s5.a) {}92 S5 &operator+(const S5 &arg);93 94public:95 S5(int v) : a(v) {}96};97class S6 { // expected-note 3 {{candidate function (the implicit copy assignment operator) not viable: no known conversion from 'int' to 'const S6' for 1st argument}}98#if __cplusplus >= 201103L // C++11 or later99// expected-note@-2 3 {{candidate function (the implicit move assignment operator) not viable}}100#endif101 int a;102 103public:104 S6() : a(6) {}105 operator int() { return 6; }106} o;107 108S3 h, k;109#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}110 111template <class T> // expected-note {{declared here}}112T tmain(T argc) {113 const T d = T(); // expected-note 4 {{'d' defined here}}114 const T da[5] = {T()}; // expected-note 2 {{'da' defined here}}115 T qa[5] = {T()};116 T i, z;117 T &j = i; // expected-note 4 {{'j' defined here}}118 S3 &p = k; // expected-note 2 {{'p' defined here}}119 const T &r = da[(int)i]; // expected-note 2 {{'r' defined here}}120 T &q = qa[(int)i]; // expected-note 2 {{'q' defined here}}121 T fl;122#pragma omp parallel123#pragma omp for simd reduction // expected-error {{expected '(' after 'reduction'}}124 for (int i = 0; i < 10; ++i)125 foo();126#pragma omp parallel127#pragma omp for simd reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp for simd' are ignored}}128 for (int i = 0; i < 10; ++i)129 foo();130#pragma omp parallel131#pragma omp for simd reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}132 for (int i = 0; i < 10; ++i)133 foo();134#pragma omp parallel135#pragma omp for simd reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}136 for (int i = 0; i < 10; ++i)137 foo();138#pragma omp parallel139#pragma omp for simd reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}140 for (int i = 0; i < 10; ++i)141 foo();142#pragma omp parallel143#pragma omp for simd reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}144 for (int i = 0; i < 10; ++i)145 foo();146#pragma omp parallel147#pragma omp for simd reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}148 for (int i = 0; i < 10; ++i)149 foo();150#pragma omp parallel151#pragma omp for simd reduction(& : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}152 for (int i = 0; i < 10; ++i)153 foo();154#pragma omp parallel155#pragma omp for simd reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{invalid operands to binary expression ('float' and 'float')}}156 for (int i = 0; i < 10; ++i)157 foo();158#pragma omp parallel159#pragma omp for simd reduction(|| : argc ? i : argc) // expected-error 2 {{expected variable name, array element or array section}}160 for (int i = 0; i < 10; ++i)161 foo();162#pragma omp parallel163#pragma omp for simd reduction(foo : argc) //omp45-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} omp45-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}} omp50-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} omp50-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}} omp52-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} omp52-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}} omp60-error {{incorrect reduction identifier, expected one of '+', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'float'}} omp60-error {{incorrect reduction identifier, expected one of '+', '*', '&', '|', '^', '&&', '||', 'min' or 'max' or declare reduction for type 'int'}}164 for (int i = 0; i < 10; ++i)165 foo();166#pragma omp parallel167#pragma omp for simd reduction(&& : 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 '('}}168 for (int i = 0; i < 10; ++i)169 foo();170#pragma omp parallel171#pragma omp for simd reduction(^ : T) // expected-error {{'T' does not refer to a value}}172 for (int i = 0; i < 10; ++i)173 foo();174#pragma omp parallel175#pragma omp for simd reduction(+ : z, a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 3 {{const-qualified variable cannot be reduction}} expected-error 2 {{'operator+' is a private member of 'S2'}}176 for (int i = 0; i < 10; ++i)177 foo();178#pragma omp parallel179#pragma omp for simd reduction(min : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 4 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 3 {{const-qualified variable cannot be reduction}}180 for (int i = 0; i < 10; ++i)181 foo();182#pragma omp parallel183#pragma omp for simd reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}184 for (int i = 0; i < 10; ++i)185 foo();186#pragma omp parallel187#pragma omp for simd reduction(+ : ba) // expected-error {{const-qualified variable cannot be reduction}}188 for (int i = 0; i < 10; ++i)189 foo();190#pragma omp parallel191#pragma omp for simd reduction(* : ca) // expected-error {{const-qualified variable cannot be reduction}}192 for (int i = 0; i < 10; ++i)193 foo();194#pragma omp parallel195#pragma omp for simd reduction(- : da) // expected-error 2 {{const-qualified variable cannot be reduction}} omp52-warning 3 {{minus(-) operator for reductions is deprecated; use + or user defined reduction instead}}196 for (int i = 0; i < 10; ++i)197 foo();198#pragma omp parallel199#pragma omp for simd reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}200 for (int i = 0; i < 10; ++i)201 foo();202#pragma omp parallel203#pragma omp for simd reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}204 for (int i = 0; i < 10; ++i)205 foo();206#pragma omp parallel207#pragma omp for simd reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}208 for (int i = 0; i < 10; ++i)209 foo();210#pragma omp parallel211#pragma omp for simd reduction(+ : h, k) // expected-error {{threadprivate or thread local variable cannot be reduction}}212 for (int i = 0; i < 10; ++i)213 foo();214#pragma omp parallel215#pragma omp for simd reduction(+ : o) // expected-error 2 {{no viable overloaded '='}}216 for (int i = 0; i < 10; ++i)217 foo();218#pragma omp parallel219#pragma omp for simd private(i), reduction(+ : j), reduction(+ : q) // expected-error 4 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}220 for (int i = 0; i < 10; ++i)221 foo();222#pragma omp parallel private(k)223#pragma omp for simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}224 for (int i = 0; i < 10; ++i)225 foo();226#pragma omp parallel227#pragma omp for simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{variable can appear only once in OpenMP 'reduction' clause}} expected-note 2 {{previously referenced here}}228 for (int i = 0; i < 10; ++i)229 foo();230#pragma omp parallel231#pragma omp for simd reduction(+ : r) // expected-error 2 {{const-qualified variable cannot be reduction}}232 for (int i = 0; i < 10; ++i)233 foo();234#pragma omp parallel shared(i)235#pragma omp parallel reduction(min : i)236#pragma omp for simd reduction(max : j) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}237 for (int i = 0; i < 10; ++i)238 foo();239#if defined(_OPENMP) && (_OPENMP <= 202111)240#pragma omp parallel private(fl) // expected-note 2 {{defined as private}}241#pragma omp for simd reduction(+ : fl) // expected-error 2 {{reduction variable must be shared}}242 for (int i = 0; i < 10; ++i)243 foo();244#pragma omp parallel reduction(* : fl) // expected-note 2 {{defined as reduction}}245#pragma omp for simd reduction(+ : fl) // expected-error 2 {{reduction variable must be shared}}246 for (int i = 0; i < 10; ++i)247 foo();248#endif249 250 return T();251}252 253namespace A {254double x;255#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}256}257namespace B {258using A::x;259}260 261int main(int argc, char **argv) {262 const int d = 5; // expected-note 2 {{'d' defined here}}263 const int da[5] = {0}; // expected-note {{'da' defined here}}264 int qa[5] = {0};265 S4 e(4);266 S5 g(5);267 int i, z;268 int &j = i; // expected-note 2 {{'j' defined here}}269 S3 &p = k; // expected-note 2 {{'p' defined here}}270 const int &r = da[i]; // expected-note {{'r' defined here}}271 int &q = qa[i]; // expected-note {{'q' defined here}}272 float fl;273#pragma omp parallel274#pragma omp for simd reduction // expected-error {{expected '(' after 'reduction'}}275 for (int i = 0; i < 10; ++i)276 foo();277#pragma omp parallel278#pragma omp for simd reduction + // expected-error {{expected '(' after 'reduction'}} expected-warning {{extra tokens at the end of '#pragma omp for simd' are ignored}}279 for (int i = 0; i < 10; ++i)280 foo();281#pragma omp parallel282#pragma omp for simd reduction( // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}}283 for (int i = 0; i < 10; ++i)284 foo();285#pragma omp parallel286#pragma omp for simd reduction(- // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}287 for (int i = 0; i < 10; ++i)288 foo();289#pragma omp parallel290#pragma omp for simd reduction() // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}291 for (int i = 0; i < 10; ++i)292 foo();293#pragma omp parallel294#pragma omp for simd reduction(*) // expected-warning {{missing ':' after reduction identifier - ignoring}} expected-error {{expected expression}}295 for (int i = 0; i < 10; ++i)296 foo();297#pragma omp parallel298#pragma omp for simd reduction(\) // expected-error {{expected unqualified-id}} expected-warning {{missing ':' after reduction identifier - ignoring}}299 for (int i = 0; i < 10; ++i)300 foo();301#pragma omp parallel302#pragma omp for simd reduction(foo : argc // expected-error {{expected ')'}} expected-note {{to match this '('}} omp45-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}} omp50-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}} omp52-error {{incorrect reduction identifier, expected one of '+', '-', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}} omp60-error {{incorrect reduction identifier, expected one of '+', '*', '&', '|', '^', '&&', '||', 'min' or 'max'}}303 for (int i = 0; i < 10; ++i)304 foo();305#pragma omp parallel306#pragma omp for simd reduction(| : argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}307 for (int i = 0; i < 10; ++i)308 foo();309#pragma omp parallel310#pragma omp for simd reduction(|| : argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name, array element or array section}}311 for (int i = 0; i < 10; ++i)312 foo();313#pragma omp parallel314#pragma omp for simd reduction(~ : argc) // expected-error {{expected unqualified-id}}315 for (int i = 0; i < 10; ++i)316 foo();317#pragma omp parallel318#pragma omp for simd reduction(&& : argc, z)319 for (int i = 0; i < 10; ++i)320 foo();321#pragma omp parallel322#pragma omp for simd reduction(^ : S1) // expected-error {{'S1' does not refer to a value}}323 for (int i = 0; i < 10; ++i)324 foo();325#pragma omp parallel326#pragma omp for simd reduction(+ : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{const-qualified variable cannot be reduction}} expected-error {{'operator+' is a private member of 'S2'}}327 for (int i = 0; i < 10; ++i)328 foo();329#pragma omp parallel330#pragma omp for simd reduction(min : a, b, c, d, f) // expected-error {{a reduction list item with incomplete type 'S1'}} expected-error 2 {{arguments of OpenMP clause 'reduction' for 'min' or 'max' must be of arithmetic type}} expected-error 2 {{const-qualified variable cannot be reduction}}331 for (int i = 0; i < 10; ++i)332 foo();333#pragma omp parallel334#pragma omp for simd reduction(max : h.b) // expected-error {{expected variable name, array element or array section}}335 for (int i = 0; i < 10; ++i)336 foo();337#pragma omp parallel338#pragma omp for simd reduction(+ : ba) // expected-error {{const-qualified variable cannot be reduction}}339 for (int i = 0; i < 10; ++i)340 foo();341#pragma omp parallel342#pragma omp for simd reduction(* : ca) // expected-error {{const-qualified variable cannot be reduction}}343 for (int i = 0; i < 10; ++i)344 foo();345#pragma omp parallel346#pragma omp for simd reduction(- : da) // expected-error {{const-qualified variable cannot be reduction}} omp52-warning {{minus(-) operator for reductions is deprecated; use + or user defined reduction instead}}347 for (int i = 0; i < 10; ++i)348 foo();349#pragma omp parallel350#pragma omp for simd reduction(^ : fl) // expected-error {{invalid operands to binary expression ('float' and 'float')}}351 for (int i = 0; i < 10; ++i)352 foo();353#pragma omp parallel354#pragma omp for simd reduction(&& : S2::S2s) // expected-error {{shared variable cannot be reduction}}355 for (int i = 0; i < 10; ++i)356 foo();357#pragma omp parallel358#pragma omp for simd reduction(&& : S2::S2sc) // expected-error {{const-qualified variable cannot be reduction}}359 for (int i = 0; i < 10; ++i)360 foo();361#pragma omp parallel362#pragma omp for simd reduction(& : e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}} expected-error {{invalid operands to binary expression ('S5' and 'S5')}}363 for (int i = 0; i < 10; ++i)364 foo();365#pragma omp parallel366#pragma omp for simd reduction(+ : h, k, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be reduction}}367 for (int i = 0; i < 10; ++i)368 foo();369#pragma omp parallel370#pragma omp for simd reduction(+ : o) // expected-error {{no viable overloaded '='}}371 for (int i = 0; i < 10; ++i)372 foo();373#pragma omp parallel374#pragma omp for simd private(i), reduction(+ : j), reduction(+ : q) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}375 for (int i = 0; i < 10; ++i)376 foo();377#pragma omp parallel private(k)378#pragma omp for simd reduction(+ : p), reduction(+ : p) // expected-error 2 {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}379 for (int i = 0; i < 10; ++i)380 foo();381#pragma omp parallel382#pragma omp for simd reduction(+ : p), reduction(+ : p) // expected-error {{variable can appear only once in OpenMP 'reduction' clause}} expected-note {{previously referenced here}}383 for (int i = 0; i < 10; ++i)384 foo();385#pragma omp parallel386#pragma omp for simd reduction(+ : r) // expected-error {{const-qualified variable cannot be reduction}}387 for (int i = 0; i < 10; ++i)388 foo();389#pragma omp parallel shared(i)390#pragma omp parallel reduction(min : i)391#pragma omp for simd reduction(max : j) // expected-error {{argument of OpenMP clause 'reduction' must reference the same object in all threads}}392 for (int i = 0; i < 10; ++i)393 foo();394#if defined(_OPENMP) && (_OPENMP <= 202111)395#pragma omp parallel private(fl) // expected-note {{defined as private}}396#pragma omp for simd reduction(+ : fl) // expected-error {{reduction variable must be shared}}397 for (int i = 0; i < 10; ++i)398 foo();399#pragma omp parallel reduction(* : fl) // expected-note {{defined as reduction}}400#pragma omp for simd reduction(+ : fl) // expected-error {{reduction variable must be shared}}401 for (int i = 0; i < 10; ++i)402 foo();403#endif404 static int m;405#pragma omp for simd reduction(+ : m)406 for (int i = 0; i < 10; ++i)407 m++;408#pragma omp for simd reduction(task, + : m) // omp45-error 2 {{expected expression}} omp45-warning {{missing ':' after reduction identifier - ignoring}} omp50-error {{'reduction' clause with 'task' modifier allowed only on non-simd parallel or worksharing constructs}} omp52-error {{'reduction' clause with 'task' modifier allowed only on non-simd parallel or worksharing constructs}} omp60-error {{'reduction' clause with 'task' modifier allowed only on non-simd parallel or worksharing constructs}}409 for (int i = 0; i < 10; ++i)410 m++;411 412 return tmain(argc) + tmain(fl); // expected-note {{in instantiation of function template specialization 'tmain<int>' requested here}} expected-note {{in instantiation of function template specialization 'tmain<float>' requested here}}413}414