471 lines
18 KiB
C
471 lines
18 KiB
C
// RUN: %clang_cc1 -fsyntax-only -fopenmp -fopenmp-version=45 -verify=expected,omp45 -triple x86_64-unknown-unknown %s -Wuninitialized
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// RUN: %clang_cc1 -fsyntax-only -fopenmp -fopenmp-version=50 -verify=expected,omp50 -triple x86_64-unknown-unknown %s -Wuninitialized
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// RUN: %clang_cc1 -fsyntax-only -fopenmp-simd -fopenmp-version=45 -verify=expected,omp45 -triple x86_64-unknown-unknown %s -Wuninitialized
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// RUN: %clang_cc1 -fsyntax-only -fopenmp-simd -fopenmp-version=50 -verify=expected,omp50 -triple x86_64-unknown-unknown %s -Wuninitialized
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void xxx(int argc) {
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int x; // expected-note {{initialize the variable 'x' to silence this warning}}
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#pragma omp parallel master taskloop simd
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for (int i = 0; i < 10; ++i)
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argc = x; // expected-warning {{variable 'x' is uninitialized when used here}}
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}
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// expected-error@+1 {{unexpected OpenMP directive '#pragma omp parallel master taskloop simd'}}
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#pragma omp parallel master taskloop simd
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// expected-error@+1 {{unexpected OpenMP directive '#pragma omp parallel master taskloop simd'}}
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#pragma omp parallel master taskloop simd foo
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void test_no_clause(void) {
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int i;
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#pragma omp parallel master taskloop simd
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for (i = 0; i < 16; ++i)
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;
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// expected-error@+2 {{statement after '#pragma omp parallel master taskloop simd' must be a for loop}}
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#pragma omp parallel master taskloop simd
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++i;
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}
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void test_branch_protected_scope(void) {
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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 parallel
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#pragma omp parallel master taskloop 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(void) {
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int i, a;
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// expected-warning@+1 {{extra tokens at the end of '#pragma omp parallel master taskloop simd' are ignored}}
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#pragma omp parallel master taskloop simd foo bar
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for (i = 0; i < 16; ++i)
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;
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// expected-error@+1 {{directive '#pragma omp parallel master taskloop simd' cannot contain more than one 'nogroup' clause}}
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#pragma omp parallel master taskloop simd nogroup nogroup
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for (i = 0; i < 16; ++i)
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;
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// expected-error@+1 {{unexpected OpenMP clause 'in_reduction' in directive '#pragma omp parallel master taskloop simd'}}
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#pragma omp parallel master taskloop simd in_reduction(+:a)
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for (i = 0; i < 16; ++i)
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;
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}
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void test_non_identifiers(void) {
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int i, x;
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#pragma omp parallel
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// expected-warning@+1 {{extra tokens at the end of '#pragma omp parallel master taskloop simd' are ignored}}
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#pragma omp parallel master taskloop simd;
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for (i = 0; i < 16; ++i)
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;
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// expected-warning@+2 {{extra tokens at the end of '#pragma omp parallel master taskloop simd' are ignored}}
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#pragma omp parallel
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#pragma omp parallel master taskloop simd linear(x);
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-warning@+1 {{extra tokens at the end of '#pragma omp parallel master taskloop simd' are ignored}}
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#pragma omp parallel master taskloop simd private(x);
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-warning@+1 {{extra tokens at the end of '#pragma omp parallel master taskloop simd' are ignored}}
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#pragma omp parallel master taskloop simd, private(x);
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for (i = 0; i < 16; ++i)
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;
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}
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extern int foo(void);
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void test_collapse(void) {
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int i;
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#pragma omp parallel
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// expected-error@+1 {{expected '('}}
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#pragma omp parallel master taskloop simd collapse
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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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 parallel master taskloop simd collapse(
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 {{expected expression}}
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#pragma omp parallel master taskloop simd collapse()
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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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 parallel master taskloop simd collapse(,
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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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 parallel master taskloop simd collapse(, )
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-warning@+2 {{extra tokens at the end of '#pragma omp parallel master taskloop simd' are ignored}}
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// expected-error@+1 {{expected '('}}
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#pragma omp parallel master taskloop simd collapse 4)
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
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#pragma omp parallel master taskloop simd collapse(4
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for (i = 0; i < 16; ++i)
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; // expected-error {{expected 4 for loops after '#pragma omp parallel master taskloop simd', but found only 1}}
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#pragma omp parallel
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
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#pragma omp parallel master taskloop simd collapse(4,
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for (i = 0; i < 16; ++i)
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; // expected-error {{expected 4 for loops after '#pragma omp parallel master taskloop simd', but found only 1}}
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#pragma omp parallel
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
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#pragma omp parallel master taskloop simd collapse(4, )
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for (i = 0; i < 16; ++i)
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; // expected-error {{expected 4 for loops after '#pragma omp parallel master taskloop simd', but found only 1}}
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#pragma omp parallel
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// expected-note@+1 {{as specified in 'collapse' clause}}
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#pragma omp parallel master taskloop simd collapse(4)
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for (i = 0; i < 16; ++i)
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; // expected-error {{expected 4 for loops after '#pragma omp parallel master taskloop simd', but found only 1}}
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#pragma omp parallel
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
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#pragma omp parallel master taskloop simd collapse(4 4)
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for (i = 0; i < 16; ++i)
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; // expected-error {{expected 4 for loops after '#pragma omp parallel master taskloop simd', but found only 1}}
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#pragma omp parallel
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
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#pragma omp parallel master taskloop simd collapse(4, , 4)
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for (i = 0; i < 16; ++i)
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; // expected-error {{expected 4 for loops after '#pragma omp parallel master taskloop simd', but found only 1}}
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#pragma omp parallel
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#pragma omp parallel master taskloop 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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#pragma omp parallel
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// expected-error@+2 {{expected ')'}}
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// expected-note@+1 {{to match this '('}} expected-note@+1 {{as specified in 'collapse' clause}}
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#pragma omp parallel master taskloop simd collapse(4, 8)
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for (i = 0; i < 16; ++i)
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; // expected-error {{expected 4 for loops after '#pragma omp parallel master taskloop simd', but found only 1}}
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#pragma omp parallel
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// expected-error@+1 {{integer constant expression}}
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#pragma omp parallel master taskloop simd collapse(2.5)
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 {{integer constant expression}}
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#pragma omp parallel master taskloop simd collapse(foo())
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 {{argument to 'collapse' clause must be a strictly positive integer value}}
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#pragma omp parallel master taskloop simd collapse(-5)
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 {{argument to 'collapse' clause must be a strictly positive integer value}}
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#pragma omp parallel master taskloop simd collapse(0)
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 {{argument to 'collapse' clause must be a strictly positive integer value}}
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#pragma omp parallel master taskloop simd collapse(5 - 5)
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for (i = 0; i < 16; ++i)
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;
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}
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void test_private(void) {
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int i;
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#pragma omp parallel
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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 parallel master taskloop simd private(
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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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 parallel master taskloop simd private(,
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 2 {{expected expression}}
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#pragma omp parallel master taskloop simd private(, )
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 {{expected expression}}
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#pragma omp parallel master taskloop simd private()
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 {{expected expression}}
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#pragma omp parallel master taskloop simd private(int)
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 {{expected variable name}}
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#pragma omp parallel master taskloop simd private(0)
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for (i = 0; i < 16; ++i)
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;
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int x, y, z;
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#pragma omp parallel
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#pragma omp parallel master taskloop simd private(x)
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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#pragma omp parallel master taskloop simd private(x, y)
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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#pragma omp parallel master taskloop 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_lastprivate(void) {
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int i;
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#pragma omp parallel
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// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
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// expected-error@+1 {{expected expression}}
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#pragma omp parallel master taskloop simd lastprivate(
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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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 parallel master taskloop simd lastprivate(,
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 2 {{expected expression}}
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#pragma omp parallel master taskloop simd lastprivate(, )
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 {{expected expression}}
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#pragma omp parallel master taskloop simd lastprivate()
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 {{expected expression}}
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#pragma omp parallel master taskloop simd lastprivate(int)
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 {{expected variable name}}
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#pragma omp parallel master taskloop simd lastprivate(0)
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for (i = 0; i < 16; ++i)
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;
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int x, y, z;
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#pragma omp parallel
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#pragma omp parallel master taskloop simd lastprivate(x)
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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#pragma omp parallel master taskloop simd lastprivate(x, y)
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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#pragma omp parallel master taskloop simd lastprivate(x, y, z)
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for (i = 0; i < 16; ++i)
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;
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}
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void test_firstprivate(void) {
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int i;
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#pragma omp parallel
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// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
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// expected-error@+1 {{expected expression}}
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#pragma omp parallel master taskloop simd firstprivate(
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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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 parallel master taskloop simd firstprivate(,
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 2 {{expected expression}}
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#pragma omp parallel master taskloop simd firstprivate(, )
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 {{expected expression}}
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#pragma omp parallel master taskloop simd firstprivate()
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 {{expected expression}}
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#pragma omp parallel master taskloop simd firstprivate(int)
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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// expected-error@+1 {{expected variable name}}
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#pragma omp parallel master taskloop simd firstprivate(0)
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for (i = 0; i < 16; ++i)
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;
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int x, y, z;
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#pragma omp parallel
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#pragma omp parallel master taskloop simd lastprivate(x) firstprivate(x)
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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#pragma omp parallel master taskloop simd lastprivate(x, y) firstprivate(x, y)
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for (i = 0; i < 16; ++i)
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;
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#pragma omp parallel
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#pragma omp parallel master taskloop simd lastprivate(x, y, z) firstprivate(x, y, z)
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for (i = 0; i < 16; ++i)
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;
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}
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void test_loop_messages(void) {
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float a[100], b[100], c[100];
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#pragma omp parallel
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// expected-error@+2 {{variable must be of integer or pointer type}}
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#pragma omp parallel master taskloop simd
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for (float fi = 0; fi < 10.0; fi++) {
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c[(int)fi] = a[(int)fi] + b[(int)fi];
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}
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#pragma omp parallel
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// expected-error@+2 {{variable must be of integer or pointer type}}
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#pragma omp parallel master taskloop simd
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for (double fi = 0; fi < 10.0; fi++) {
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c[(int)fi] = a[(int)fi] + b[(int)fi];
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}
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// expected-warning@+2 {{OpenMP loop iteration variable cannot have more than 64 bits size and will be narrowed}}
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#pragma omp parallel master taskloop simd
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for (__int128 ii = 0; ii < 10; ii++) {
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c[ii] = a[ii] + b[ii];
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}
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}
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void test_nontemporal(void) {
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int i;
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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}} expected-error@+1 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp parallel master taskloop simd nontemporal(
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for (i = 0; i < 16; ++i)
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;
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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}} expected-error@+1 2 {{expected expression}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp parallel master taskloop simd nontemporal(,
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for (i = 0; i < 16; ++i)
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;
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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}} expected-error@+1 2 {{expected expression}}
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#pragma omp parallel master taskloop simd nontemporal(, )
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for (i = 0; i < 16; ++i)
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;
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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}} expected-error@+1 {{expected expression}}
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#pragma omp parallel master taskloop simd nontemporal()
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for (i = 0; i < 16; ++i)
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;
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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}} expected-error@+1 {{expected expression}}
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#pragma omp parallel master taskloop simd nontemporal(int)
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for (i = 0; i < 16; ++i)
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;
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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}} omp50-error@+1 {{expected variable name}}
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#pragma omp parallel master taskloop simd nontemporal(0)
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for (i = 0; i < 16; ++i)
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;
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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}} expected-error@+1 {{use of undeclared identifier 'x'}}
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#pragma omp parallel master taskloop simd nontemporal(x)
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for (i = 0; i < 16; ++i)
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;
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// expected-error@+2 {{use of undeclared identifier 'x'}}
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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}} expected-error@+1 {{use of undeclared identifier 'y'}}
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#pragma omp parallel master taskloop simd nontemporal(x, y)
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for (i = 0; i < 16; ++i)
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;
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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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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}} expected-error@+1 {{use of undeclared identifier 'z'}}
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#pragma omp parallel master taskloop simd nontemporal(x, y, z)
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for (i = 0; i < 16; ++i)
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;
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int x, y;
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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}} expected-error@+1 {{expected ',' or ')' in 'nontemporal' clause}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
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#pragma omp parallel master taskloop simd nontemporal(x :)
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for (i = 0; i < 16; ++i)
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;
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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}} expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}} expected-error@+1 {{expected ',' or ')' in 'nontemporal' clause}}
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#pragma omp parallel master taskloop simd nontemporal(x :, )
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for (i = 0; i < 16; ++i)
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;
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// omp50-note@+2 {{defined as nontemporal}}
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// omp45-error@+1 2 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}} omp50-error@+1 {{a variable cannot appear in more than one nontemporal clause}}
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#pragma omp parallel master taskloop simd nontemporal(x) nontemporal(x)
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for (i = 0; i < 16; ++i)
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;
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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}}
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#pragma omp parallel master taskloop simd private(x) nontemporal(x)
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for (i = 0; i < 16; ++i)
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;
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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}}
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#pragma omp parallel master taskloop simd nontemporal(x) private(x)
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for (i = 0; i < 16; ++i)
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;
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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}} expected-note@+1 {{to match this '('}} expected-error@+1 {{expected ',' or ')' in 'nontemporal' clause}} expected-error@+1 {{expected ')'}}
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#pragma omp parallel master taskloop simd nontemporal(x, y : 0)
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for (i = 0; i < 16; ++i)
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;
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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}}
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#pragma omp parallel master taskloop simd nontemporal(x) lastprivate(x)
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for (i = 0; i < 16; ++i)
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;
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// omp45-error@+1 {{unexpected OpenMP clause 'nontemporal' in directive '#pragma omp parallel master taskloop simd'}}
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#pragma omp parallel master taskloop simd lastprivate(x) nontemporal(x)
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for (i = 0; i < 16; ++i)
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;
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}
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