forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			269 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			269 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized
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| 
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| // RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized
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| 
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| typedef void **omp_allocator_handle_t;
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| extern const omp_allocator_handle_t omp_default_mem_alloc;
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| extern const omp_allocator_handle_t omp_large_cap_mem_alloc;
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| extern const omp_allocator_handle_t omp_const_mem_alloc;
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| extern const omp_allocator_handle_t omp_high_bw_mem_alloc;
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| extern const omp_allocator_handle_t omp_low_lat_mem_alloc;
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| extern const omp_allocator_handle_t omp_cgroup_mem_alloc;
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| extern const omp_allocator_handle_t omp_pteam_mem_alloc;
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| extern const omp_allocator_handle_t omp_thread_mem_alloc;
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| 
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| void xxx(int argc) {
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|   int i, lin, step; // expected-note {{initialize the variable 'lin' to silence this warning}} expected-note {{initialize the variable 'step' to silence this warning}}
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| #pragma omp parallel master taskloop simd linear(i, lin : step) // expected-warning {{variable 'lin' is uninitialized when used here}} expected-warning {{variable 'step' is uninitialized when used here}}
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|   for (i = 0; i < 10; ++i)
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|     ;
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| }
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| 
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| namespace X {
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|   int x;
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| };
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| 
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| struct B {
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|   static int ib; // expected-note {{'B::ib' declared here}}
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|   static int bfoo() { return 8; }
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| };
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| 
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| int bfoo() { return 4; }
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| 
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| int z;
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| const int C1 = 1;
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| const int C2 = 2;
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| void test_linear_colons()
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| {
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|   int B = 0;
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|   #pragma omp parallel master taskloop simd linear(B:bfoo())
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|   for (int i = 0; i < 10; ++i) ;
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|   // expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'}}
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|   #pragma omp parallel master taskloop simd linear(B::ib:B:bfoo())
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|   for (int i = 0; i < 10; ++i) ;
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|   // expected-error@+1 {{use of undeclared identifier 'ib'; did you mean 'B::ib'}}
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|   #pragma omp parallel master taskloop simd linear(B:ib)
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|   for (int i = 0; i < 10; ++i) ;
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|   // expected-error@+1 {{unexpected ':' in nested name specifier; did you mean '::'?}}
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|   #pragma omp parallel master taskloop simd linear(z:B:ib)
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|   for (int i = 0; i < 10; ++i) ;
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|   #pragma omp parallel master taskloop simd linear(B:B::bfoo())
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|   for (int i = 0; i < 10; ++i) ;
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|   #pragma omp parallel master taskloop simd linear(X::x : ::z)
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|   for (int i = 0; i < 10; ++i) ;
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|   #pragma omp parallel master taskloop simd linear(B,::z, X::x)
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|   for (int i = 0; i < 10; ++i) ;
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|   #pragma omp parallel master taskloop simd linear(::z)
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|   for (int i = 0; i < 10; ++i) ;
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|   // expected-error@+1 {{expected variable name}}
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|   #pragma omp parallel master taskloop simd linear(B::bfoo())
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|   for (int i = 0; i < 10; ++i) ;
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|   #pragma omp parallel master taskloop simd linear(B::ib,B:C1+C2)
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|   for (int i = 0; i < 10; ++i) ;
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| }
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| 
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| template<int L, class T, class N> T test_template(T* arr, N num) {
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|   N i;
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|   T sum = (T)0;
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|   T ind2 = - num * L; // expected-note {{'ind2' defined here}}
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|   // expected-error@+1 {{argument of a linear clause should be of integral or pointer type}}
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| #pragma omp parallel master taskloop simd linear(ind2:L)
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|   for (i = 0; i < num; ++i) {
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|     T cur = arr[(int)ind2];
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|     ind2 += L;
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|     sum += cur;
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|   }
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|   return T();
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| }
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| 
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| template<int LEN> int test_warn() {
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|   int ind2 = 0;
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|   // expected-warning@+1 {{zero linear step (ind2 should probably be const)}}
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|   #pragma omp parallel master taskloop simd linear(ind2:LEN)
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|   for (int i = 0; i < 100; i++) {
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|     ind2 += LEN;
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|   }
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|   return ind2;
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| }
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| 
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| struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
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| extern S1 a;
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| class S2 {
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|   mutable int a;
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| public:
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|   S2():a(0) { }
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| };
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| const S2 b; // expected-note 2 {{'b' defined here}}
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| const S2 ba[5];
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| class S3 {
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|   int a;
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| public:
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|   S3():a(0) { }
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| };
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| const S3 ca[5];
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| class S4 {
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|   int a;
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|   S4();
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| public:
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|   S4(int v):a(v) { }
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| };
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| class S5 {
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|   int a;
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|   S5():a(0) {}
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| public:
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|   S5(int v):a(v) { }
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| };
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| 
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| S3 h;
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| #pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
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| 
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| template<class I, class C> int foomain(I argc, C **argv) {
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|   I e(4);
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|   I g(5);
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|   int i, z;
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|   int &j = i;
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|   #pragma omp parallel master taskloop simd linear // expected-error {{expected '(' after 'linear'}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (val // expected-error {{use of undeclared identifier 'val'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (uval( // expected-error {{expected expression}} expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (ref() // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (foo() // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear () // expected-error {{expected expression}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (val argc // expected-error {{use of undeclared identifier 'val'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (val(argc, // expected-error {{expected expression}} expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (argc : 5) 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 '('}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (S1) // expected-error {{'S1' does not refer to a value}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   // expected-error@+2 {{linear variable with incomplete type 'S1'}}
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|   // expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S2'}}
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|   #pragma omp parallel master taskloop simd linear (val(a, b):B::ib)
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (argv[1]) // expected-error {{expected variable name}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear(ref(e, g)) // expected-error 2 {{variable of non-reference type 'int' can be used only with 'val' modifier, but used with 'ref'}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear(h, z) // expected-error {{threadprivate or thread local variable cannot be linear}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear(uval(i)) // expected-error {{variable of non-reference type 'int' can be used only with 'val' modifier, but used with 'uval'}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel
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|   {
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|     int v = 0;
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|     int i;
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|     #pragma omp parallel master taskloop simd allocate(omp_thread_mem_alloc: v) linear(v:i) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'parallel master taskloop simd' directive}}
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|     for (int k = 0; k < argc; ++k) { i = k; v += i; }
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|   }
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|   #pragma omp parallel master taskloop simd linear(ref(j))
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear(uval(j))
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|   for (int k = 0; k < argc; ++k) ++k;
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|   int v = 0;
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|   #pragma omp parallel master taskloop simd linear(v:j)
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|   for (int k = 0; k < argc; ++k) { ++k; v += j; }
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|   #pragma omp parallel master taskloop simd linear(i)
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|   for (int k = 0; k < argc; ++k) ++k;
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|   return 0;
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| }
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| 
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| namespace A {
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| double x;
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| #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
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| }
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| namespace C {
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| using A::x;
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| }
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| 
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| void linear_modifiers(int argc) {
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|   int &f = argc;
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|   #pragma omp parallel master taskloop simd linear(f)
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear(val(f))
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear(uval(f))
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear(ref(f))
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear(foo(f)) // expected-error {{expected one of 'ref', val' or 'uval' modifiers}}
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|   for (int k = 0; k < argc; ++k) ++k;
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| }
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| 
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| int f;
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| int main(int argc, char **argv) {
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|   double darr[100];
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|   // expected-note@+1 {{in instantiation of function template specialization 'test_template<-4, double, int>' requested here}}
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|   test_template<-4>(darr, 4);
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|   // expected-note@+1 {{in instantiation of function template specialization 'test_warn<0>' requested here}}
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|   test_warn<0>();
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| 
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|   S4 e(4); // expected-note {{'e' defined here}}
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|   S5 g(5); // expected-note {{'g' defined here}}
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|   int i, z;
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|   int &j = i;
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|   #pragma omp parallel master taskloop simd linear(f) linear(f) // expected-error {{linear variable cannot be linear}} expected-note {{defined as linear}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear // expected-error {{expected '(' after 'linear'}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear () // expected-error {{expected expression}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (val // expected-error {{use of undeclared identifier 'val'}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (ref()) // expected-error {{expected expression}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (foo()) // expected-error {{expected expression}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (argc, z)
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (S1) // expected-error {{'S1' does not refer to a value}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   // expected-error@+2 {{linear variable with incomplete type 'S1'}}
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|   // expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S2'}}
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|   #pragma omp parallel master taskloop simd linear(a, b)
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear (argv[1]) // expected-error {{expected variable name}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   // expected-error@+2 {{argument of a linear clause should be of integral or pointer type, not 'S4'}}
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|   // expected-error@+1 {{argument of a linear clause should be of integral or pointer type, not 'S5'}}
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|   #pragma omp parallel master taskloop simd linear(val(e, g))
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear(h, C::x) // expected-error 2 {{threadprivate or thread local variable cannot be linear}}
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel
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|   {
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|     int i;
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|     #pragma omp parallel master taskloop simd linear(val(i))
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|     for (int k = 0; k < argc; ++k) ++k;
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|     #pragma omp parallel master taskloop simd linear(uval(i) : 4) // expected-error {{variable of non-reference type 'int' can be used only with 'val' modifier, but used with 'uval'}}
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|     for (int k = 0; k < argc; ++k) { ++k; i += 4; }
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|   }
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|   #pragma omp parallel master taskloop simd linear(ref(j))
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|   for (int k = 0; k < argc; ++k) ++k;
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|   #pragma omp parallel master taskloop simd linear(i)
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|   for (int k = 0; k < argc; ++k) ++k;
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| 
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|   foomain<int,char>(argc,argv); // expected-note {{in instantiation of function template specialization 'foomain<int, char>' requested here}}
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|   return 0;
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| }
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| 
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