forked from OSchip/llvm-project
417 lines
15 KiB
C
417 lines
15 KiB
C
// RUN: %clang_cc1 -fsyntax-only -fopenmp=libiomp5 -verify %s
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// expected-error@+1 {{unexpected OpenMP directive '#pragma omp simd'}}
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#pragma omp simd
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// expected-error@+1 {{unexpected OpenMP directive '#pragma omp simd'}}
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#pragma omp simd foo
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// expected-error@+1 {{unexpected OpenMP directive '#pragma omp simd'}}
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#pragma omp simd safelen(4)
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void test_no_clause()
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{
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int i;
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#pragma omp simd
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{statement after '#pragma omp simd' must be a for loop}}
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#pragma omp simd
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++i;
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}
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void test_branch_protected_scope()
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{
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int i = 0;
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L1:
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++i;
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int x[24];
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#pragma omp simd
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for (i = 0; i < 16; ++i) {
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if (i == 5)
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goto L1; // expected-error {{use of undeclared label 'L1'}}
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else if (i == 6)
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return; // expected-error {{cannot return from OpenMP region}}
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else if (i == 7)
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goto L2;
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else if (i == 8) {
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L2:
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x[i]++;
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}
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}
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if (x[0] == 0)
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goto L2; // expected-error {{use of undeclared label 'L2'}}
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else if (x[1] == 1)
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goto L1;
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}
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void test_invalid_clause()
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{
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int i;
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// expected-warning@+1 {{extra tokens at the end of '#pragma omp simd' are ignored}}
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#pragma omp simd foo bar
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for (i = 0; i < 16; ++i) ;
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}
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void test_non_identifiers()
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{
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int i, x;
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// expected-warning@+1 {{extra tokens at the end of '#pragma omp simd' are ignored}}
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#pragma omp simd;
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{unexpected OpenMP clause 'firstprivate' in directive '#pragma omp simd'}}
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// expected-warning@+1 {{extra tokens at the end of '#pragma omp simd' are ignored}}
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#pragma omp simd firstprivate(x);
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for (i = 0; i < 16; ++i) ;
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// expected-warning@+1 {{extra tokens at the end of '#pragma omp simd' are ignored}}
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#pragma omp simd private(x);
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for (i = 0; i < 16; ++i) ;
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// expected-warning@+1 {{extra tokens at the end of '#pragma omp simd' are ignored}}
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#pragma omp simd , private(x);
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for (i = 0; i < 16; ++i) ;
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}
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extern int foo();
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void test_safelen()
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{
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int i;
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// expected-error@+1 {{expected '('}}
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#pragma omp simd safelen
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd safelen(
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}}
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#pragma omp simd safelen()
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd safelen(,
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd safelen(,)
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for (i = 0; i < 16; ++i) ;
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// expected-warning@+2 {{extra tokens at the end of '#pragma omp simd' are ignored}}
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// expected-error@+1 {{expected '('}}
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#pragma omp simd safelen 4)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}}
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#pragma omp simd safelen(4
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}}
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#pragma omp simd safelen(4,
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}}
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#pragma omp simd safelen(4,)
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for (i = 0; i < 16; ++i) ;
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// xxpected-error@+1 {{expected expression}}
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#pragma omp simd safelen(4)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}}
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#pragma omp simd safelen(4 4)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}}
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#pragma omp simd safelen(4,,4)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd safelen(4)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}}
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#pragma omp simd safelen(4,8)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expression is not an integer constant expression}}
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#pragma omp simd safelen(2.5)
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for (i = 0; i < 16; ++i);
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// expected-error@+1 {{expression is not an integer constant expression}}
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#pragma omp simd safelen(foo())
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for (i = 0; i < 16; ++i);
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// expected-error@+1 {{argument to 'safelen' clause must be a positive integer value}}
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#pragma omp simd safelen(-5)
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for (i = 0; i < 16; ++i);
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// expected-error@+1 {{argument to 'safelen' clause must be a positive integer value}}
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#pragma omp simd safelen(0)
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for (i = 0; i < 16; ++i);
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// expected-error@+1 {{argument to 'safelen' clause must be a positive integer value}}
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#pragma omp simd safelen(5-5)
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for (i = 0; i < 16; ++i);
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}
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void test_collapse()
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{
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int i;
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// expected-error@+1 {{expected '('}}
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#pragma omp simd collapse
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd collapse(
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}}
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#pragma omp simd collapse()
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd collapse(,
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd collapse(,)
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for (i = 0; i < 16; ++i) ;
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// expected-warning@+2 {{extra tokens at the end of '#pragma omp simd' are ignored}}
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// expected-error@+1 {{expected '('}}
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#pragma omp simd collapse 4)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}}
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#pragma omp simd collapse(4
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}}
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#pragma omp simd collapse(4,
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}}
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#pragma omp simd collapse(4,)
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for (i = 0; i < 16; ++i) ;
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// xxpected-error@+1 {{expected expression}}
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#pragma omp simd collapse(4)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}}
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#pragma omp simd collapse(4 4)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}}
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#pragma omp simd collapse(4,,4)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd collapse(4)
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for (int i1 = 0; i1 < 16; ++i1)
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for (int i2 = 0; i2 < 16; ++i2)
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for (int i3 = 0; i3 < 16; ++i3)
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for (int i4 = 0; i4 < 16; ++i4)
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foo();
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}}
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#pragma omp simd collapse(4,8)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expression is not an integer constant expression}}
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#pragma omp simd collapse(2.5)
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for (i = 0; i < 16; ++i);
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// expected-error@+1 {{expression is not an integer constant expression}}
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#pragma omp simd collapse(foo())
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for (i = 0; i < 16; ++i);
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// expected-error@+1 {{argument to 'collapse' clause must be a positive integer value}}
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#pragma omp simd collapse(-5)
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for (i = 0; i < 16; ++i);
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// expected-error@+1 {{argument to 'collapse' clause must be a positive integer value}}
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#pragma omp simd collapse(0)
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for (i = 0; i < 16; ++i);
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// expected-error@+1 {{argument to 'collapse' clause must be a positive integer value}}
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#pragma omp simd collapse(5-5)
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for (i = 0; i < 16; ++i);
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}
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void test_linear()
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{
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int i;
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// expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd linear(
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected expression}}
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// expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd linear(,
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected expression}}
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// expected-error@+1 {{expected expression}}
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#pragma omp simd linear(,)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}}
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#pragma omp simd linear()
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}}
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#pragma omp simd linear(int)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected variable name}}
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#pragma omp simd linear(0)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{use of undeclared identifier 'x'}}
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#pragma omp simd linear(x)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{use of undeclared identifier 'x'}}
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// expected-error@+1 {{use of undeclared identifier 'y'}}
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#pragma omp simd linear(x, y)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+3 {{use of undeclared identifier 'x'}}
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// expected-error@+2 {{use of undeclared identifier 'y'}}
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// expected-error@+1 {{use of undeclared identifier 'z'}}
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#pragma omp simd linear(x, y, z)
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for (i = 0; i < 16; ++i) ;
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int x, y;
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// expected-error@+1 {{expected expression}}
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#pragma omp simd linear(x:)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd linear(x:,)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd linear(x:1)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd linear(x:2*2)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd linear(x:1,y)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd linear(x:1,y,z:1)
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for (i = 0; i < 16; ++i) ;
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// expected-note@+2 {{defined as linear}}
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// expected-error@+1 {{linear variable cannot be linear}}
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#pragma omp simd linear(x) linear(x)
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for (i = 0; i < 16; ++i) ;
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// expected-note@+2 {{defined as private}}
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// expected-error@+1 {{private variable cannot be linear}}
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#pragma omp simd private(x) linear(x)
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for (i = 0; i < 16; ++i) ;
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// expected-note@+2 {{defined as linear}}
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// expected-error@+1 {{linear variable cannot be private}}
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#pragma omp simd linear(x) private(x)
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for (i = 0; i < 16; ++i) ;
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// expected-warning@+1 {{zero linear step (x and other variables in clause should probably be const)}}
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#pragma omp simd linear(x,y:0)
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for (i = 0; i < 16; ++i) ;
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}
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void test_aligned()
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{
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int i;
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// expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd aligned(
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected expression}}
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// expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd aligned(,
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected expression}}
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// expected-error@+1 {{expected expression}}
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#pragma omp simd aligned(,)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}}
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#pragma omp simd aligned()
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}}
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#pragma omp simd aligned(int)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected variable name}}
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#pragma omp simd aligned(0)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{use of undeclared identifier 'x'}}
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#pragma omp simd aligned(x)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{use of undeclared identifier 'x'}}
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// expected-error@+1 {{use of undeclared identifier 'y'}}
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#pragma omp simd aligned(x, y)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+3 {{use of undeclared identifier 'x'}}
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// expected-error@+2 {{use of undeclared identifier 'y'}}
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// expected-error@+1 {{use of undeclared identifier 'z'}}
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#pragma omp simd aligned(x, y, z)
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for (i = 0; i < 16; ++i) ;
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int *x, y, z[25]; // expected-note 4 {{'y' defined here}}
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#pragma omp simd aligned(x)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd aligned(z)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}}
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#pragma omp simd aligned(x:)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd aligned(x:,)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd aligned(x:1)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd aligned(x:2*2)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd aligned(x:1,y)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd aligned(x:1,y,z:1)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{argument of aligned clause should be array or pointer, not 'int'}}
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#pragma omp simd aligned(x, y)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{argument of aligned clause should be array or pointer, not 'int'}}
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#pragma omp simd aligned(x, y, z)
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for (i = 0; i < 16; ++i) ;
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// expected-note@+2 {{defined as aligned}}
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// expected-error@+1 {{a variable cannot appear in more than one aligned clause}}
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#pragma omp simd aligned(x) aligned(z,x)
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for (i = 0; i < 16; ++i) ;
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// expected-note@+3 {{defined as aligned}}
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// expected-error@+2 {{a variable cannot appear in more than one aligned clause}}
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// expected-error@+1 2 {{argument of aligned clause should be array or pointer, not 'int'}}
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#pragma omp simd aligned(x,y,z) aligned(y,z)
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for (i = 0; i < 16; ++i) ;
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}
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void test_private()
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{
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int i;
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// expected-error@+2 {{expected expression}}
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// expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp simd private(
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for (i = 0; i < 16; ++i) ;
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// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
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// expected-error@+1 2 {{expected expression}}
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#pragma omp simd private(,
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 2 {{expected expression}}
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#pragma omp simd private(,)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}}
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#pragma omp simd private()
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected expression}}
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#pragma omp simd private(int)
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for (i = 0; i < 16; ++i) ;
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// expected-error@+1 {{expected variable name}}
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#pragma omp simd private(0)
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for (i = 0; i < 16; ++i) ;
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int x, y, z;
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#pragma omp simd private(x)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd private(x, y)
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for (i = 0; i < 16; ++i) ;
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#pragma omp simd private(x, y, z)
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for (i = 0; i < 16; ++i) {
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x = y * i + z;
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}
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}
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void test_firstprivate()
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{
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int i;
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// expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
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// expected-error@+2 {{unexpected OpenMP clause 'firstprivate' in directive '#pragma omp simd'}}
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// expected-error@+1 {{expected expression}}
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#pragma omp simd firstprivate(
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for (i = 0; i < 16; ++i) ;
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}
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