| 1 | // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s |
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| 2 | |
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| 3 | // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 %s |
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| 4 | |
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| 5 | int temp; // expected-note 6 {{'temp' declared here}} |
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| 6 | |
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| 7 | #pragma omp declare reduction // expected-error {{expected '(' after 'declare reduction'}} |
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| 8 | #pragma omp declare reduction { // expected-error {{expected '(' after 'declare reduction'}} |
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| 9 | #pragma omp declare reduction( // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}} |
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| 10 | #pragma omp declare reduction(# // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}} |
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| 11 | #pragma omp declare reduction(/ // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}} |
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| 12 | #pragma omp declare reduction(+ // expected-error {{expected ':'}} |
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| 13 | #pragma omp declare reduction(for // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}} |
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| 14 | #pragma omp declare reduction(if: // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}} expected-error {{expected a type}} |
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| 15 | #pragma omp declare reduction(oper: // expected-error {{expected a type}} |
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| 16 | #pragma omp declare reduction(oper; // expected-error {{expected ':'}} expected-error {{expected a type}} |
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| 17 | #pragma omp declare reduction(fun : int // expected-error {{expected ':'}} expected-error {{expected expression}} |
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| 18 | #pragma omp declare reduction(+ : const int: // expected-error {{reduction type cannot be qualified with 'const', 'volatile' or 'restrict'}} |
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| 19 | #pragma omp declare reduction(- : volatile int: // expected-error {{reduction type cannot be qualified with 'const', 'volatile' or 'restrict'}} |
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| 20 | #pragma omp declare reduction(* : int; // expected-error {{expected ','}} expected-error {{expected a type}} |
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| 21 | #pragma omp declare reduction(& : double char: // expected-error {{cannot combine with previous 'double' declaration specifier}} expected-error {{expected expression}} |
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| 22 | #pragma omp declare reduction(^ : double, char, : // expected-error {{expected a type}} expected-error {{expected expression}} |
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| 23 | #pragma omp declare reduction(&& : int, S: // expected-error {{unknown type name 'S'}} expected-error {{expected expression}} |
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| 24 | #pragma omp declare reduction(|| : int, double : temp += omp_in) // expected-error 2 {{only 'omp_in' or 'omp_out' variables are allowed in combiner expression}} |
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| 25 | #pragma omp declare reduction(| : char, float : omp_out += temp) // expected-error 2 {{only 'omp_in' or 'omp_out' variables are allowed in combiner expression}} |
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| 26 | #pragma omp declare reduction(fun : long : omp_out += omp_in) { // expected-error {{expected 'initializer'}} expected-warning {{extra tokens at the end of '#pragma omp declare reduction' are ignored}} |
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| 27 | #pragma omp declare reduction(fun : unsigned : omp_out += temp)) // expected-error {{expected 'initializer'}} expected-warning {{extra tokens at the end of '#pragma omp declare reduction' are ignored}} expected-error {{only 'omp_in' or 'omp_out' variables are allowed in combiner expression}} |
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| 28 | #pragma omp declare reduction(fun : long(void) : omp_out += omp_in) // expected-error {{reduction type cannot be a function type}} |
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| 29 | #pragma omp declare reduction(fun : long[3] : omp_out += omp_in) // expected-error {{reduction type cannot be an array type}} |
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| 30 | #pragma omp declare reduction(fun23 : long, int, long : omp_out += omp_in) // expected-error {{redefinition of user-defined reduction for type 'long'}} expected-note {{previous definition is here}} |
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| 31 | |
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| 32 | #pragma omp declare reduction(fun222 : long : omp_out += omp_in) |
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| 33 | #pragma omp declare reduction(fun1 : long : omp_out += omp_in) initializer // expected-error {{expected '(' after 'initializer'}} |
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| 34 | #pragma omp declare reduction(fun2 : long : omp_out += omp_in) initializer { // expected-error {{expected '(' after 'initializer'}} expected-error {{expected expression}} expected-warning {{extra tokens at the end of '#pragma omp declare reduction' are ignored}} |
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| 35 | #pragma omp declare reduction(fun3 : long : omp_out += omp_in) initializer[ // expected-error {{expected '(' after 'initializer'}} expected-error {{expected expression}} expected-warning {{extra tokens at the end of '#pragma omp declare reduction' are ignored}} |
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| 36 | #pragma omp declare reduction(fun4 : long : omp_out += omp_in) initializer() // expected-error {{expected expression}} |
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| 37 | #pragma omp declare reduction(fun5 : long : omp_out += omp_in) initializer(temp) // expected-error {{only 'omp_priv' or 'omp_orig' variables are allowed in initializer expression}} |
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| 38 | #pragma omp declare reduction(fun6 : long : omp_out += omp_in) initializer(omp_orig // expected-error {{expected ')'}} expected-note {{to match this '('}} |
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| 39 | #pragma omp declare reduction(fun7 : long : omp_out += omp_in) initializer(omp_priv 12) // expected-error {{expected ')'}} expected-note {{to match this '('}} |
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| 40 | #pragma omp declare reduction(fun8 : long : omp_out += omp_in) initializer(omp_priv = 23) // expected-note {{previous definition is here}} |
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| 41 | #pragma omp declare reduction(fun8 : long : omp_out += omp_in) initializer(omp_priv = 23)) // expected-warning {{extra tokens at the end of '#pragma omp declare reduction' are ignored}} expected-error {{redefinition of user-defined reduction for type 'long'}} |
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| 42 | #pragma omp declare reduction(fun9 : long : omp_out += omp_in) initializer(omp_priv = ) // expected-error {{expected expression}} |
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| 43 | |
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| 44 | struct S { |
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| 45 | int s; |
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| 46 | }; |
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| 47 | #pragma omp declare reduction(+: struct S: omp_out.s += omp_in.s) // initializer(omp_priv = { .s = 0 }) |
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| 48 | |
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| 49 | int fun(int arg) { |
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| 50 | struct S s;// expected-note {{'s' defined here}} |
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| 51 | s.s = 0; |
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| 52 | #pragma omp parallel for reduction(+ : s) // expected-error {{list item of type 'struct S' is not valid for specified reduction operation: unable to provide default initialization value}} |
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| 53 | for (arg = 0; arg < 10; ++arg) |
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| 54 | s.s += arg; |
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| 55 | #pragma omp declare reduction(red : int : omp_out++) |
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| 56 | { |
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| 57 | #pragma omp declare reduction(red : int : omp_out++) // expected-note {{previous definition is here}} |
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| 58 | #pragma omp declare reduction(red : int : omp_out++) // expected-error {{redefinition of user-defined reduction for type 'int'}} |
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| 59 | { |
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| 60 | #pragma omp declare reduction(red : int : omp_out++) |
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| 61 | } |
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| 62 | } |
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| 63 | return arg; |
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| 64 | } |
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| 65 | |
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