derek.holloway
7502bf64a4
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393 lines
16 KiB
C++
393 lines
16 KiB
C++
// RUN: %clang_cc1 %s -fopenacc -verify -Wno-empty-body -Wno-unused-value
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namespace std {
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struct random_access_iterator_tag{};
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}
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struct SomeStruct{
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void operator++();
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void operator++(int);
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};
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struct SomeIterator {
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bool operator!=(SomeIterator&);
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void operator++();
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void operator++(int);
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int operator*();
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};
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struct SomeRAIterator {
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using iterator_category = std::random_access_iterator_tag;
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SomeRAIterator();
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SomeRAIterator(int i);
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void operator=(int i);
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SomeRAIterator &operator=(SomeRAIterator&);
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void operator++(int);
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void operator++();
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int operator*();
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void operator+=(int);
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bool operator!=(SomeRAIterator&);
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};
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struct HasIteratorCollection {
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SomeIterator &begin();
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SomeIterator &end();
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};
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struct HasRAIteratorCollection {
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SomeRAIterator &begin();
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SomeRAIterator &end();
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};
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void func_call();
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template<typename Int, typename IntPtr, typename Float, typename Struct, typename Iterator, typename RandAccessIterator>
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void SeqLoopRules() {
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// expected-error@+3{{OpenACC 'parallel loop' construct can only be applied to a 'for' loop}}
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// expected-note@+1{{'parallel loop' construct is here}}
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#pragma acc parallel loop seq
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while(true);
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// No rules in this section!
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#pragma acc kernels loop seq
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for(;;);
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#pragma acc parallel loop seq
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for(float f = 0;;);
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#pragma acc serial loop seq
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for(int f;;);
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#pragma acc kernels loop seq
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for(int f,g;;);
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#pragma acc parallel loop seq
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for(Int f;;++f);
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#pragma acc serial loop seq
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for(Int *f = nullptr;;++f);
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#pragma acc kernels loop seq
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for(IntPtr f = nullptr;;++f);
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#pragma acc parallel loop seq
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for(Float *f = nullptr;;++f);
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#pragma acc serial loop seq
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for(SomeStruct f;;);
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#pragma acc kernels loop seq
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for(Struct f;;++f);
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#pragma acc parallel loop seq
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for(SomeIterator f;;++f);
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#pragma acc serial loop seq
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for(Iterator f;;++f);
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#pragma acc kernels loop seq
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for(SomeRAIterator f;;++f);
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#pragma acc parallel loop seq
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for(RandAccessIterator f;;++f);
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#pragma acc kernels loop seq
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for(Int f;;);
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#pragma acc parallel loop seq
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for(Int f;;++f);
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#pragma acc serial loop seq
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for(Int f;;f+=1);
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int i;
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#pragma acc kernels loop seq
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for(Int f;;i+=1);
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#pragma acc parallel loop seq
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for(Int f;;i++);
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#pragma acc serial loop seq
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for(RandAccessIterator f;;i++);
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#pragma acc kernels loop seq
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for(RandAccessIterator f;;func_call());
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Int Array[5];
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#pragma acc parallel loop seq
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for(auto X : Array);
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#pragma acc serial loop seq
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for(auto X : HasIteratorCollection{});
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#pragma acc kernels loop seq
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for(auto X : HasRAIteratorCollection{});
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RandAccessIterator f, end;
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#pragma acc parallel loop seq
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for(f;f != end;f++);
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#pragma acc kernels loop seq
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for(f = 0;;++f);
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#pragma acc parallel loop seq
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for(f = 0;;f++);
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#pragma acc serial loop seq
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for(f = 0;;f+=1);
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}
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template<typename Int, typename IntPtr, typename Float, typename Struct, typename Iterator, typename RandAccessIterator>
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void LoopRules() {
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// expected-error@+3{{OpenACC 'parallel loop' construct can only be applied to a 'for' loop}}
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// expected-note@+1{{'parallel loop' construct is here}}
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#pragma acc parallel loop
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while(true);
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// Loop variable must be integer, pointer, or random_access_iterator
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#pragma acc kernels loop
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// expected-error@+6{{OpenACC 'kernels loop' construct must have initialization clause in canonical form ('var = init' or 'T var = init'}}
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// expected-note@-2{{'kernels loop' construct is here}}
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// expected-error@+4{{OpenACC 'kernels loop' construct must have a terminating condition}}
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// expected-note@-4{{'kernels loop' construct is here}}
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// expected-error@+2{{OpenACC 'kernels loop' variable must monotonically increase or decrease ('++', '--', or compound assignment)}}
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// expected-note@-6{{'kernels loop' construct is here}}
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for(;;);
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#pragma acc parallel loop
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// expected-error@+6{{loop variable of loop associated with an OpenACC 'parallel loop' construct must be of integer, pointer, or random-access-iterator type (is 'float')}}
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// expected-note@-2{{'parallel loop' construct is here}}
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// expected-error@+4{{OpenACC 'parallel loop' construct must have a terminating condition}}
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// expected-note@-4{{'parallel loop' construct is here}}
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// expected-error@+2{{OpenACC 'parallel loop' variable must monotonically increase or decrease ('++', '--', or compound assignment)}}
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// expected-note@-6{{'parallel loop' construct is here}}
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for(float f = 0;;);
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#pragma acc serial loop
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// expected-error@+6{{OpenACC 'serial loop' construct must have initialization clause in canonical form ('var = init' or 'T var = init'}}
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// expected-note@-2{{'serial loop' construct is here}}
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// expected-error@+4{{OpenACC 'serial loop' construct must have a terminating condition}}
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// expected-note@-4{{'serial loop' construct is here}}
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// expected-error@+2{{OpenACC 'serial loop' variable must monotonically increase or decrease ('++', '--', or compound assignment)}}
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// expected-note@-6{{'serial loop' construct is here}}
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for(int f;;);
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#pragma acc kernels loop
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// expected-error@+6{{OpenACC 'kernels loop' construct must have initialization clause in canonical form ('var = init' or 'T var = init'}}
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// expected-note@-2{{'kernels loop' construct is here}}
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// expected-error@+4{{OpenACC 'kernels loop' construct must have a terminating condition}}
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// expected-note@-4{{'kernels loop' construct is here}}
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// expected-error@+2{{OpenACC 'kernels loop' variable must monotonically increase or decrease ('++', '--', or compound assignment)}}
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// expected-note@-6{{'kernels loop' construct is here}}
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for(int f,g;;);
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#pragma acc parallel loop
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// expected-error@+4{{OpenACC 'parallel loop' construct must have initialization clause in canonical form ('var = init' or 'T var = init'}}
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// expected-note@-2{{'parallel loop' construct is here}}
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// expected-error@+2{{OpenACC 'parallel loop' construct must have a terminating condition}}
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// expected-note@-4{{'parallel loop' construct is here}}
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for(Int f;;++f);
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#pragma acc serial loop
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// expected-error@+2{{OpenACC 'serial loop' construct must have a terminating condition}}
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// expected-note@-2{{'serial loop' construct is here}}
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for(Int *f = nullptr;;++f);
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#pragma acc kernels loop
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// expected-error@+2{{OpenACC 'kernels loop' construct must have a terminating condition}}
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// expected-note@-2{{'kernels loop' construct is here}}
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for(IntPtr f = nullptr;;++f);
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#pragma acc parallel loop
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// expected-error@+2{{OpenACC 'parallel loop' construct must have a terminating condition}}
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// expected-note@-2{{'parallel loop' construct is here}}
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for(Float *f = nullptr;;++f);
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#pragma acc serial loop
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// expected-error@+6{{loop variable of loop associated with an OpenACC 'serial loop' construct must be of integer, pointer, or random-access-iterator type (is 'SomeStruct')}}
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// expected-note@-2{{'serial loop' construct is here}}
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// expected-error@+4{{OpenACC 'serial loop' construct must have a terminating condition}}
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// expected-note@-4{{'serial loop' construct is here}}
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// expected-error@+2{{OpenACC 'serial loop' variable must monotonically increase or decrease ('++', '--', or compound assignment)}}
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// expected-note@-6{{'serial loop' construct is here}}
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for(SomeStruct f;;);
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#pragma acc kernels loop
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// expected-error@+4{{loop variable of loop associated with an OpenACC 'kernels loop' construct must be of integer, pointer, or random-access-iterator type (is 'SomeStruct')}}
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// expected-note@-2{{'kernels loop' construct is here}}
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// expected-error@+2{{OpenACC 'kernels loop' construct must have a terminating condition}}
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// expected-note@-4{{'kernels loop' construct is here}}
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for(Struct f;;++f);
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#pragma acc parallel loop
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// expected-error@+4{{loop variable of loop associated with an OpenACC 'parallel loop' construct must be of integer, pointer, or random-access-iterator type (is 'SomeIterator')}}
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// expected-note@-2{{'parallel loop' construct is here}}
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// expected-error@+2{{OpenACC 'parallel loop' construct must have a terminating condition}}
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// expected-note@-4{{'parallel loop' construct is here}}
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for(SomeIterator f;;++f);
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#pragma acc serial loop
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// expected-error@+4{{loop variable of loop associated with an OpenACC 'serial loop' construct must be of integer, pointer, or random-access-iterator type (is 'SomeIterator')}}
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// expected-note@-2{{'serial loop' construct is here}}
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// expected-error@+2{{OpenACC 'serial loop' construct must have a terminating condition}}
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// expected-note@-4{{'serial loop' construct is here}}
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for(Iterator f;;++f);
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#pragma acc kernels loop
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// expected-error@+2{{OpenACC 'kernels loop' construct must have a terminating condition}}
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// expected-note@-2{{'kernels loop' construct is here}}
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for(SomeRAIterator f;;++f);
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#pragma acc parallel loop
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// expected-error@+2{{OpenACC 'parallel loop' construct must have a terminating condition}}
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// expected-note@-2{{'parallel loop' construct is here}}
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for(RandAccessIterator f;;++f);
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Int i;
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#pragma acc serial loop
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// expected-error@+4{{OpenACC 'serial loop' construct must have a terminating condition}}
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// expected-note@-2{{'serial loop' construct is here}}
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// expected-error@+2{{OpenACC 'serial loop' variable must monotonically increase or decrease ('++', '--', or compound assignment)}}
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// expected-note@-4{{'serial loop' construct is here}}
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for( i = 0;;);
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#pragma acc kernels loop
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// expected-error@+6{{OpenACC 'kernels loop' construct must have initialization clause in canonical form ('var = init' or 'T var = init'}}
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// expected-note@-2{{'kernels loop' construct is here}}
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// expected-error@+4{{OpenACC 'kernels loop' construct must have a terminating condition}}
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// expected-note@-4{{'kernels loop' construct is here}}
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// expected-error@+2{{OpenACC 'kernels loop' variable must monotonically increase or decrease ('++', '--', or compound assignment)}}
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// expected-note@-6{{'kernels loop' construct is here}}
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for( i;;);
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#pragma acc parallel loop
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// expected-error@+6{{OpenACC 'parallel loop' construct must have initialization clause in canonical form ('var = init' or 'T var = init'}}
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// expected-note@-2{{'parallel loop' construct is here}}
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// expected-error@+4{{OpenACC 'parallel loop' construct must have a terminating condition}}
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// expected-note@-4{{'parallel loop' construct is here}}
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// expected-error@+2{{OpenACC 'parallel loop' variable must monotonically increase or decrease ('++', '--', or compound assignment)}}
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// expected-note@-6{{'parallel loop' construct is here}}
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for( int j ;;);
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#pragma acc serial loop
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// expected-error@+6{{OpenACC 'serial loop' construct must have initialization clause in canonical form ('var = init' or 'T var = init'}}
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// expected-note@-2{{'serial loop' construct is here}}
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// expected-error@+4{{OpenACC 'serial loop' construct must have a terminating condition}}
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// expected-note@-4{{'serial loop' construct is here}}
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// expected-error@+2{{OpenACC 'serial loop' variable must monotonically increase or decrease ('++', '--', or compound assignment)}}
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// expected-note@-6{{'serial loop' construct is here}}
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for( int j, k = 0;;);
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#pragma acc kernels loop
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// expected-error@+6{{OpenACC 'kernels loop' construct must have initialization clause in canonical form ('var = init' or 'T var = init'}}
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// expected-note@-2{{'kernels loop' construct is here}}
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// expected-error@+4{{OpenACC 'kernels loop' construct must have a terminating condition}}
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// expected-note@-4{{'kernels loop' construct is here}}
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// expected-error@+2{{OpenACC 'kernels loop' variable must monotonically increase or decrease ('++', '--', or compound assignment)}}
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// expected-note@-6{{'kernels loop' construct is here}}
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for(Int f;;);
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#pragma acc parallel loop
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// expected-error@+4{{OpenACC 'parallel loop' construct must have initialization clause in canonical form ('var = init' or 'T var = init'}}
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// expected-note@-2{{'parallel loop' construct is here}}
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// expected-error@+2{{OpenACC 'parallel loop' construct must have a terminating condition}}
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// expected-note@-4{{'parallel loop' construct is here}}
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for(Int f;;++f);
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#pragma acc serial loop
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// expected-error@+4{{OpenACC 'serial loop' construct must have initialization clause in canonical form ('var = init' or 'T var = init'}}
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// expected-note@-2{{'serial loop' construct is here}}
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// expected-error@+2{{OpenACC 'serial loop' construct must have a terminating condition}}
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// expected-note@-4{{'serial loop' construct is here}}
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for(Int f;;f+=1);
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#pragma acc kernels loop
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// expected-error@+6{{OpenACC 'kernels loop' construct must have initialization clause in canonical form ('var = init' or 'T var = init'}}
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// expected-note@-2{{'kernels loop' construct is here}}
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// expected-error@+4{{OpenACC 'kernels loop' construct must have a terminating condition}}
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// expected-note@-4{{'kernels loop' construct is here}}
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// expected-error@+2{{OpenACC 'kernels loop' variable must monotonically increase or decrease ('++', '--', or compound assignment)}}
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// expected-note@-6{{'kernels loop' construct is here}}
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for(Int f;;i+=1);
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#pragma acc parallel loop
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// expected-error@+6{{OpenACC 'parallel loop' construct must have initialization clause in canonical form ('var = init' or 'T var = init'}}
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// expected-note@-2{{'parallel loop' construct is here}}
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// expected-error@+4{{OpenACC 'parallel loop' construct must have a terminating condition}}
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// expected-note@-4{{'parallel loop' construct is here}}
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// expected-error@+2{{OpenACC 'parallel loop' variable must monotonically increase or decrease ('++', '--', or compound assignment)}}
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// expected-note@-6{{'parallel loop' construct is here}}
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for(Int f;;i++);
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#pragma acc serial loop
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// expected-error@+4{{OpenACC 'serial loop' construct must have a terminating condition}}
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// expected-note@-2{{'serial loop' construct is here}}
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// expected-error@+2{{OpenACC 'serial loop' variable must monotonically increase or decrease ('++', '--', or compound assignment)}}
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// expected-note@-4{{'serial loop' construct is here}}
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for(RandAccessIterator f;;i++);
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#pragma acc kernels loop
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// expected-error@+4{{OpenACC 'kernels loop' construct must have a terminating condition}}
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// expected-note@-2{{'kernels loop' construct is here}}
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// expected-error@+2{{OpenACC 'kernels loop' variable must monotonically increase or decrease ('++', '--', or compound assignment)}}
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// expected-note@-4{{'kernels loop' construct is here}}
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for(RandAccessIterator f;;func_call());
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// Not much we can do here other than check for random access iterator.
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Int Array[5];
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#pragma acc parallel loop
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for(auto X : Array);
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#pragma acc kernels loop
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// expected-error@+2{{loop variable of loop associated with an OpenACC 'kernels loop' construct must be of integer, pointer, or random-access-iterator type (is 'SomeIterator')}}
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// expected-note@-2{{'kernels loop' construct is here}}
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for(auto X : HasIteratorCollection{});
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#pragma acc serial loop
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for(auto X : HasRAIteratorCollection{});
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RandAccessIterator end;
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#pragma acc parallel loop
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for(RandAccessIterator f = 0; f != end; ++f);
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RandAccessIterator f;
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#pragma acc serial loop
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// expected-error@+2{{OpenACC 'serial loop' construct must have initialization clause in canonical form ('var = init' or 'T var = init'}}
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// expected-note@-2{{'serial loop' construct is here}}
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for(f;f != end;f++);
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#pragma acc kernels loop
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// expected-error@+2{{OpenACC 'kernels loop' construct must have a terminating condition}}
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// expected-note@-2{{'kernels loop' construct is here}}
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for(f = 0;;++f);
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#pragma acc parallel loop
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// expected-error@+2{{OpenACC 'parallel loop' construct must have a terminating condition}}
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// expected-note@-2{{'parallel loop' construct is here}}
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for(f = 0;;f++);
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#pragma acc serial loop
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// expected-error@+2{{OpenACC 'serial loop' construct must have a terminating condition}}
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// expected-note@-2{{'serial loop' construct is here}}
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for(f = 0;;f+=1);
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#pragma acc kernels loop
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for(f = 0;f != end;++f);
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#pragma acc parallel loop
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for(f = 0;f != end;f++);
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#pragma acc parallel loop
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for(f = 0;f != end;f+=1);
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}
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void inst() {
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SeqLoopRules<int, int*, float, SomeStruct, SomeIterator, SomeRAIterator>();
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// expected-note@+1{{in instantiation of function template specialization}}
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LoopRules<int, int*, float, SomeStruct, SomeIterator, SomeRAIterator>();
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}
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