llvm-project/clang/test/OpenMP/target_teams_map_messages.cpp

591 lines
24 KiB
C++

// RUN: %clang_cc1 -verify=expected,le45 -fopenmp -ferror-limit 200 %s -Wno-openmp-mapping -Wuninitialized
// RUN: %clang_cc1 -verify=expected,le45 -fopenmp-version=40 -fopenmp -ferror-limit 200 %s -Wno-openmp-mapping -Wuninitialized
// RUN: %clang_cc1 -verify=expected,le45 -fopenmp-version=45 -fopenmp -ferror-limit 200 %s -Wno-openmp-mapping -Wuninitialized
// RUN: %clang_cc1 -verify=expected,le50 -fopenmp-version=50 -fopenmp -ferror-limit 200 %s -Wno-openmp-mapping -Wuninitialized
// RUN: %clang_cc1 -verify=expected,le45 -fopenmp-simd -ferror-limit 200 %s -Wno-openmp-mapping -Wuninitialized
// RUN: %clang_cc1 -DCCODE -verify=expected,le45 -fopenmp -ferror-limit 200 -x c %s -Wno-openmp-mapping -Wuninitialized
#ifdef CCODE
void foo(int arg) {
const int n = 0;
double marr[10][10][10];
#pragma omp target teams map(marr[2][0:2][0:2]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(marr[:][0:][:])
{}
#pragma omp target teams map(marr[:][1:][:]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(marr[:][n:][:])
{}
}
#else
void xxx(int argc) {
int map; // expected-note {{initialize the variable 'map' to silence this warning}}
#pragma omp target teams map(tofrom: map) // expected-warning {{variable 'map' is uninitialized when used here}}
for (int i = 0; i < 10; ++i)
;
}
template <typename T, int I>
struct SA {
static int ss;
#pragma omp threadprivate(ss) // expected-note {{defined as threadprivate or thread local}}
float a;
int b[12];
float *c;
T d;
float e[I];
T *f;
void func(int arg) {
#pragma omp target teams map(arg,a,d)
{}
#pragma omp target teams map(arg[2:2],a,d) // expected-error {{subscripted value is not an array or pointer}}
{}
#pragma omp target teams map(arg,a*2) // le50-error {{expected addressable lvalue in 'map' clause}} le45-error {{expected expression containing only member accesses and/or array sections based on named variables}}
{}
#pragma omp target teams map(arg,(c+1)[2]) // le45-error {{expected expression containing only member accesses and/or array sections based on named variables}}
{}
#pragma omp target teams map(arg,a[:2],d) // expected-error {{subscripted value is not an array or pointer}}
{}
#pragma omp target teams map(arg,a,d[:2]) // expected-error {{subscripted value is not an array or pointer}}
{}
#pragma omp target teams map(to:ss) // expected-error {{threadprivate variables are not allowed in 'map' clause}}
{}
#pragma omp target teams map(to:b,e)
{}
#pragma omp target teams map(to:b,e) map(to:b) // expected-error {{variable already marked as mapped in current construct}} expected-note {{used here}}
{}
#pragma omp target teams map(to:b[:2],e)
{}
#pragma omp target teams map(to:b,e[:])
{}
#pragma omp target teams map(b[-1:]) // expected-error {{array section must be a subset of the original array}}
{}
#pragma omp target teams map(b[:-1]) // expected-error {{section length is evaluated to a negative value -1}}
{}
#pragma omp target teams map(b[true:true])
{}
#pragma omp target teams map(always, tofrom: c,f)
{}
#pragma omp target teams map(always, tofrom: c[1:2],f)
{}
#pragma omp target teams map(always, tofrom: c,f[1:2])
{}
#pragma omp target teams map(always, tofrom: c[:],f) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
{}
#pragma omp target teams map(always, tofrom: c,f[:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
{}
return;
}
};
struct SB {
unsigned A;
unsigned B;
float Arr[100];
float *Ptr;
float *foo() {
return &Arr[0];
}
};
struct SC {
unsigned A : 2;
unsigned B : 3;
unsigned C;
unsigned D;
float Arr[100];
SB S;
SB ArrS[100];
SB *PtrS;
SB *&RPtrS;
float *Ptr;
SC(SB *&_RPtrS) : RPtrS(_RPtrS) {}
};
union SD {
unsigned A;
float B;
};
void SAclient(int arg) {
SA<int,123> s;
s.func(arg); // expected-note {{in instantiation of member function}}
double marr[10][10][10];
double marr2[5][10][1];
double mvla[5][arg][10];
double ***mptr;
const int n = 0;
const int m = 1;
double mvla2[5][arg][m+n+10];
SB *p;
SD u;
SC r(p),t(p);
#pragma omp target teams map(r)
{}
#pragma omp target teams map(marr[2][0:2][0:2]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(marr[:][0:2][0:2]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(marr[2][3][0:2])
{}
#pragma omp target teams map(marr[:][:][:])
{}
#pragma omp target teams map(marr[:2][:][:])
{}
#pragma omp target teams map(marr[arg:][:][:])
{}
#pragma omp target teams map(marr[arg:])
{}
#pragma omp target teams map(marr[arg:][:arg][:]) // correct if arg is the size of dimension 2
{}
#pragma omp target teams map(marr[:arg][:])
{}
#pragma omp target teams map(marr[:arg][n:])
{}
#pragma omp target teams map(marr[:][:arg][n:]) // correct if arg is the size of dimension 2
{}
#pragma omp target teams map(marr[:][:m][n:]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(marr[n:m][:arg][n:])
{}
#pragma omp target teams map(marr[:2][:1][:]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(marr[:2][1:][:]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(marr[:2][:][:1]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(marr[:2][:][1:]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(marr[:1][:2][:])
{}
#pragma omp target teams map(marr[:1][0][:])
{}
#pragma omp target teams map(marr[:arg][:2][:]) // correct if arg is 1
{}
#pragma omp target teams map(marr[:1][3:1][:2])
{}
#pragma omp target teams map(marr[:1][3:arg][:2]) // correct if arg is 1
{}
#pragma omp target teams map(marr[:1][3:2][:2]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(marr[:2][:10][:])
{}
#pragma omp target teams map(marr[:2][:][:5+5])
{}
#pragma omp target teams map(marr[:2][2+2-4:][0:5+5])
{}
#pragma omp target teams map(marr[:1][:2][0]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(marr2[:1][:2][0])
{}
#pragma omp target teams map(mvla[:1][:][0]) // correct if the size of dimension 2 is 1.
{}
#pragma omp target teams map(mvla[:2][:arg][:]) // correct if arg is the size of dimension 2.
{}
#pragma omp target teams map(mvla[:1][:2][0]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(mvla[1][2:arg][:])
{}
#pragma omp target teams map(mvla[:1][:][:])
{}
#pragma omp target teams map(mvla2[:1][:2][:11])
{}
#pragma omp target teams map(mvla2[:1][:2][:10]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(mptr[:2][2+2-4:1][0:5+5]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(mptr[:1][:2-1][2:4-3])
{}
#pragma omp target teams map(mptr[:1][:arg][2:4-3]) // correct if arg is 1.
{}
#pragma omp target teams map(mptr[:1][:2-1][0:2])
{}
#pragma omp target teams map(mptr[:1][:2][0:2]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(mptr[:1][:][0:2]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
{}
#pragma omp target teams map(mptr[:2][:1][0:2]) // expected-error {{array section does not specify contiguous storage}}
{}
#pragma omp target teams map(r.ArrS[0].B)
{}
#pragma omp target teams map(r.ArrS[:1].B) // expected-error {{OpenMP array section is not allowed here}}
{}
#pragma omp target teams map(r.ArrS[:arg].B) // expected-error {{OpenMP array section is not allowed here}}
{}
#pragma omp target teams map(r.ArrS[0].Arr[1:23])
{}
#pragma omp target teams map(r.ArrS[0].Arr[1:arg])
{}
#pragma omp target teams map(r.ArrS[0].Arr[arg:23])
{}
#pragma omp target teams map(r.ArrS[0].Error) // expected-error {{no member named 'Error' in 'SB'}}
{}
#pragma omp target teams map(r.ArrS[0].A, r.ArrS[1].A) // expected-error {{multiple array elements associated with the same variable are not allowed in map clauses of the same construct}} expected-note {{used here}}
{}
#pragma omp target teams map(r.ArrS[0].A, t.ArrS[1].A)
{}
#pragma omp target teams map(r.PtrS[0], r.PtrS->B) // expected-error {{same pointer dereferenced in multiple different ways in map clause expressions}} expected-note {{used here}}
{}
#pragma omp target teams map(r.PtrS, r.PtrS->B) // expected-error {{pointer cannot be mapped along with a section derived from itself}} expected-note {{used here}}
{}
#pragma omp target teams map(r.PtrS->A, r.PtrS->B)
{}
#pragma omp target teams map(r.RPtrS[0], r.RPtrS->B) // expected-error {{same pointer dereferenced in multiple different ways in map clause expressions}} expected-note {{used here}}
{}
#pragma omp target teams map(r.RPtrS, r.RPtrS->B) // expected-error {{pointer cannot be mapped along with a section derived from itself}} expected-note {{used here}}
{}
#pragma omp target teams map(r.RPtrS->A, r.RPtrS->B)
{}
#pragma omp target teams map(r.S.Arr[:12])
{}
#pragma omp target teams map(r.S.foo()[:12]) // le50-error {{expected addressable lvalue in 'map' clause}} le45-error {{expected expression containing only member accesses and/or array sections based on named variables}}
{}
#pragma omp target teams map(r.C, r.D)
{}
#pragma omp target teams map(r.C, r.C) // expected-error {{variable already marked as mapped in current construct}} expected-note {{used here}}
{}
#pragma omp target teams map(r.C) map(r.C) // expected-error {{variable already marked as mapped in current construct}} expected-note {{used here}}
{}
#pragma omp target teams map(r.C, r.S) // this would be an error only caught at runtime - Sema would have to make sure there is not way for the missing data between fields to be mapped somewhere else.
{}
#pragma omp target teams map(r, r.S) // expected-error {{variable already marked as mapped in current construct}} expected-note {{used here}}
{}
#pragma omp target teams map(r.C, t.C)
{}
#pragma omp target teams map(r.A) // expected-error {{bit fields cannot be used to specify storage in a 'map' clause}}
{}
#pragma omp target teams map(r.Arr)
{}
#pragma omp target teams map(r.Arr[3:5])
{}
#pragma omp target teams map(r.Ptr[3:5])
{}
#pragma omp target teams map(r.ArrS[3:5].A) // expected-error {{OpenMP array section is not allowed here}}
{}
#pragma omp target teams map(r.ArrS[3:5].Arr[6:7]) // expected-error {{OpenMP array section is not allowed here}}
{}
#pragma omp target teams map(r.ArrS[3].Arr[6:7])
{}
#pragma omp target teams map(r.S.Arr[4:5])
{}
#pragma omp target teams map(r.S.Ptr[4:5])
{}
#pragma omp target teams map(r.S.Ptr[:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
{}
#pragma omp target teams map((p+1)->A) // le45-error {{expected expression containing only member accesses and/or array sections based on named variables}}
{}
#pragma omp target teams map(u.B) // expected-error {{mapping of union members is not allowed}}
{}
#pragma omp target data map(to: r.C) //expected-note {{used here}}
{
#pragma omp target teams map(r.D) // expected-error {{original storage of expression in data environment is shared but data environment do not fully contain mapped expression storage}}
{}
}
#pragma omp target data map(to: t.Ptr) //expected-note {{used here}}
{
#pragma omp target teams map(t.Ptr[:23]) // expected-error {{pointer cannot be mapped along with a section derived from itself}}
{}
}
#pragma omp target data map(to: t.C, t.D)
{
#pragma omp target data map(to: t.C)
{
#pragma omp target teams map(t.D)
{}
}
}
#pragma omp target data map(to: t)
{
#pragma omp target data map(to: t.C)
{
#pragma omp target teams map(t.D)
{}
}
}
}
void foo() {
}
bool foobool(int argc) {
return argc;
}
struct S1; // expected-note 2 {{declared here}}
extern S1 a;
class S2 {
mutable int a;
public:
S2():a(0) { }
S2(S2 &s2):a(s2.a) { }
static float S2s;
static const float S2sc;
};
const float S2::S2sc = 0;
const S2 b;
const S2 ba[5];
class S3 {
int a;
public:
S3():a(0) { }
S3(S3 &s3):a(s3.a) { }
};
const S3 c;
const S3 ca[5];
extern const int f;
class S4 {
int a;
S4();
S4(const S4 &s4);
public:
S4(int v):a(v) { }
};
class S5 {
int a;
S5():a(0) {}
S5(const S5 &s5):a(s5.a) { }
public:
S5(int v):a(v) { }
};
template <class T>
struct S6;
template<>
struct S6<int>
{
virtual void foo();
};
S3 h;
#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
typedef int from;
template <typename T, int I> // expected-note {{declared here}}
T tmain(T argc) {
const T d = 5;
const T da[5] = { 0 };
S4 e(4);
S5 g(5);
T i, t[20];
T &j = i;
T *k = &j;
T x;
T y;
T to, tofrom, always;
const T (&l)[5] = da;
#pragma omp target teams map // expected-error {{expected '(' after 'map'}}
{}
#pragma omp target teams map( // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected expression}}
{}
#pragma omp target teams map() // expected-error {{expected expression}}
{}
#pragma omp target teams map(alloc) // expected-error {{use of undeclared identifier 'alloc'}}
{}
#pragma omp target teams map(to argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected ',' or ')' in 'map' clause}}
{}
#pragma omp target teams map(to:) // expected-error {{expected expression}}
{}
#pragma omp target teams map(from: argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
{}
#pragma omp target teams map(x: y) // expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
{}
#pragma omp target teams map(x)
foo();
#pragma omp target teams map(tofrom: t[:I])
foo();
#pragma omp target teams map(T: a) // expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}} expected-error {{incomplete type 'S1' where a complete type is required}}
foo();
#pragma omp target teams map(T) // expected-error {{'T' does not refer to a value}}
foo();
#pragma omp target teams map(I) // le50-error 2 {{expected addressable lvalue in 'map' clause}} le45-error 2 {{expected expression containing only member accesses and/or array sections based on named variables}}
foo();
#pragma omp target teams map(S2::S2s)
foo();
#pragma omp target teams map(S2::S2sc)
foo();
#pragma omp target teams map(x)
foo();
#pragma omp target teams map(to: x)
foo();
#pragma omp target teams map(to: to)
foo();
#pragma omp target teams map(to)
foo();
#pragma omp target teams map(to, x)
foo();
#pragma omp target data map(to x) // expected-error {{expected ',' or ')' in 'map' clause}}
#pragma omp target data map(tofrom: argc > 0 ? x : y) // le50-error 2 {{expected addressable lvalue in 'map' clause}} le45-error 2 {{expected expression containing only member accesses and/or array sections based on named variables}}
#pragma omp target data map(argc)
#pragma omp target data map(S1) // expected-error {{'S1' does not refer to a value}}
#pragma omp target data map(a, b, c, d, f) // expected-error {{incomplete type 'S1' where a complete type is required}}
#pragma omp target data map(ba)
#pragma omp target data map(ca)
#pragma omp target data map(da)
#pragma omp target data map(S2::S2s)
#pragma omp target data map(S2::S2sc)
#pragma omp target data map(e, g)
#pragma omp target data map(h) // expected-error {{threadprivate variables are not allowed in 'map' clause}}
#pragma omp target data map(k) map(k) // expected-error 2 {{variable already marked as mapped in current construct}} expected-note 2 {{used here}}
#pragma omp target teams map(k), map(k[:5]) // expected-error 2 {{pointer cannot be mapped along with a section derived from itself}} expected-note 2 {{used here}}
foo();
#pragma omp target data map(da)
#pragma omp target teams map(da[:4])
foo();
#pragma omp target data map(k, j, l) // expected-note 2 {{used here}}
#pragma omp target data map(k[:4]) // expected-error 2 {{pointer cannot be mapped along with a section derived from itself}}
#pragma omp target data map(j)
#pragma omp target teams map(l) map(l[:5]) // expected-error 2 {{variable already marked as mapped in current construct}} expected-note 2 {{used here}}
foo();
#pragma omp target data map(k[:4], j, l[:5]) // expected-note 2 {{used here}}
#pragma omp target data map(k) // expected-error 2 {{pointer cannot be mapped along with a section derived from itself}}
#pragma omp target data map(j)
#pragma omp target teams map(l)
foo();
#pragma omp target data map(always, tofrom: x)
#pragma omp target data map(always: x) // expected-error {{missing map type}}
#pragma omp target data map(tofrom, always: x) // expected-error {{incorrect map type modifier, expected 'always', 'close', or 'mapper'}} expected-error {{missing map type}}
#pragma omp target data map(always, tofrom: always, tofrom, x)
#pragma omp target teams map(tofrom j) // expected-error {{expected ',' or ')' in 'map' clause}}
foo();
return 0;
}
int main(int argc, char **argv) {
const int d = 5;
const int da[5] = { 0 };
S4 e(4);
S5 g(5);
int i;
int &j = i;
int *k = &j;
S6<int> m;
int x;
int y;
int to, tofrom, always;
const int (&l)[5] = da;
#pragma omp target data map // expected-error {{expected '(' after 'map'}} expected-error {{expected at least one 'map' or 'use_device_ptr' clause for '#pragma omp target data'}}
#pragma omp target data map( // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected expression}}
#pragma omp target data map() // expected-error {{expected expression}}
#pragma omp target data map(alloc) // expected-error {{use of undeclared identifier 'alloc'}}
#pragma omp target data map(to argc // expected-error {{expected ')'}} expected-note {{to match this '('}} expected-error {{expected ',' or ')' in 'map' clause}}
#pragma omp target data map(to:) // expected-error {{expected expression}}
#pragma omp target data map(from: argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
#pragma omp target data map(x: y) // expected-error {{incorrect map type, expected one of 'to', 'from', 'tofrom', 'alloc', 'release', or 'delete'}}
#pragma omp target teams map(x)
foo();
#pragma omp target teams map(to: x)
foo();
#pragma omp target teams map(to: to)
foo();
#pragma omp target teams map(to)
foo();
#pragma omp target teams map(to, x)
foo();
#pragma omp target data map(to x) // expected-error {{expected ',' or ')' in 'map' clause}}
#pragma omp target data map(tofrom: argc > 0 ? argv[1] : argv[2]) // le50-error {{expected addressable lvalue in 'map' clause}} le45-error {{expected expression containing only member accesses and/or array sections based on named variables}}
#pragma omp target data map(argc)
#pragma omp target data map(S1) // expected-error {{'S1' does not refer to a value}}
#pragma omp target data map(a, b, c, d, f) // expected-error {{incomplete type 'S1' where a complete type is required}}
#pragma omp target data map(argv[1])
#pragma omp target data map(ba)
#pragma omp target data map(ca)
#pragma omp target data map(da)
#pragma omp target data map(S2::S2s)
#pragma omp target data map(S2::S2sc)
#pragma omp target data map(e, g)
#pragma omp target data map(h) // expected-error {{threadprivate variables are not allowed in 'map' clause}}
#pragma omp target data map(k), map(k) // expected-error {{variable already marked as mapped in current construct}} expected-note {{used here}}
#pragma omp target teams map(k), map(k[:5]) // expected-error {{pointer cannot be mapped along with a section derived from itself}} expected-note {{used here}}
foo();
#pragma omp target data map(da)
#pragma omp target teams map(da[:4])
foo();
#pragma omp target data map(k, j, l) // expected-note {{used here}}
#pragma omp target data map(k[:4]) // expected-error {{pointer cannot be mapped along with a section derived from itself}}
#pragma omp target data map(j)
#pragma omp target teams map(l) map(l[:5]) // expected-error {{variable already marked as mapped in current construct}} expected-note {{used here}}
foo();
#pragma omp target data map(k[:4], j, l[:5]) // expected-note {{used here}}
#pragma omp target data map(k) // expected-error {{pointer cannot be mapped along with a section derived from itself}}
#pragma omp target data map(j)
#pragma omp target teams map(l)
foo();
#pragma omp target data map(always, tofrom: x)
#pragma omp target data map(always: x) // expected-error {{missing map type}}
#pragma omp target data map(tofrom, always: x) // expected-error {{incorrect map type modifier, expected 'always', 'close', or 'mapper'}} expected-error {{missing map type}}
#pragma omp target data map(always, tofrom: always, tofrom, x)
#pragma omp target teams map(tofrom j) // expected-error {{expected ',' or ')' in 'map' clause}}
foo();
#pragma omp target teams private(j) map(j) // le45-error {{private variable cannot be in a map clause in '#pragma omp target teams' directive}} le45-note {{defined as private}}
{}
#pragma omp target teams firstprivate(j) map(j) // le45-error {{firstprivate variable cannot be in a map clause in '#pragma omp target teams' directive}} le45-note {{defined as firstprivate}}
{}
#pragma omp target teams map(m)
{}
int **BB, *offset, *a;
#pragma omp target teams map(**(BB+*offset)) // le45-error {{expected expression containing only member accesses and/or array sections based on named variables}}
{}
#pragma omp target teams map(**(BB+y)) // le45-error {{expected expression containing only member accesses and/or array sections based on named variables}}
{}
#pragma omp target teams map(*(a+*offset)) // le45-error {{expected expression containing only member accesses and/or array sections based on named variables}}
{}
#pragma omp target teams map(**(*offset+BB)) // le45-error {{expected expression containing only member accesses and/or array sections based on named variables}}
{}
#pragma omp target teams map(**(y+BB)) // le45-error {{expected expression containing only member accesses and/or array sections based on named variables}}
{}
#pragma omp target teams map(*(*offset+a)) // le45-error {{expected expression containing only member accesses and/or array sections based on named variables}}
{}
#pragma omp target teams map(**(*offset+BB+*a)) // le45-error {{expected expression containing only member accesses and/or array sections based on named variables}}
{}
#pragma omp target teams map(**(*(*(&offset))+BB+*a)) // le45-error {{expected expression containing only member accesses and/or array sections based on named variables}}
{}
#pragma omp target teams map(*(a+(a))) // expected-error {{invalid operands to binary expression ('int *' and 'int *')}}
{}
#pragma omp target teams map(*(1+*a+*a)) // expected-error {{indirection requires pointer operand ('int' invalid)}}
{}
#pragma omp target teams map(delete: j) // expected-error {{map type 'delete' is not allowed for '#pragma omp target teams'}}
{}
#pragma omp target teams map(release: j) // expected-error {{map type 'release' is not allowed for '#pragma omp target teams'}}
{}
return tmain<int, 3>(argc)+tmain<from, 4>(argc); // expected-note {{in instantiation of function template specialization 'tmain<int, 3>' requested here}} expected-note {{in instantiation of function template specialization 'tmain<int, 4>' requested here}}
}
#endif