67 lines · c
1// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s -Wuninitialized2 3// RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 %s -Wuninitialized4 5int temp; // expected-note 6 {{'temp' declared here}}6 7#pragma omp declare reduction // expected-error {{expected '(' after 'declare reduction'}}8#pragma omp declare reduction { // expected-error {{expected '(' after 'declare reduction'}}9#pragma omp declare reduction( // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}}10#pragma omp declare reduction(# // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}}11#pragma omp declare reduction(/ // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}}12#pragma omp declare reduction(+ // expected-error {{expected ':'}}13#pragma omp declare reduction(for // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}}14#pragma omp declare reduction(if: // expected-error {{expected identifier or one of the following operators: '+', '-', '*', '&', '|', '^', '&&', or '||'}} expected-error {{expected a type}}15#pragma omp declare reduction(oper: // expected-error {{expected a type}}16#pragma omp declare reduction(oper; // expected-error {{expected ':'}} expected-error {{expected a type}}17#pragma omp declare reduction(fun : int // expected-error {{expected ':'}} expected-error {{expected expression}}18#pragma omp declare reduction(+ : const int: // expected-error {{reduction type cannot be qualified with 'const', 'volatile' or 'restrict'}}19#pragma omp declare reduction(- : volatile int: // expected-error {{reduction type cannot be qualified with 'const', 'volatile' or 'restrict'}}20#pragma omp declare reduction(* : int; // expected-error {{expected ','}} expected-error {{expected a type}}21#pragma omp declare reduction(& : double char: // expected-error {{cannot combine with previous 'double' declaration specifier}} expected-error {{expected expression}}22#pragma omp declare reduction(^ : double, char, : // expected-error {{expected a type}} expected-error {{expected expression}}23#pragma omp declare reduction(&& : int, S: // expected-error {{unknown type name 'S'}} expected-error {{expected expression}}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}}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}}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}}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}}28#pragma omp declare reduction(fun : long(void) : omp_out += omp_in) // expected-error {{reduction type cannot be a function type}}29#pragma omp declare reduction(fun : long[3] : omp_out += omp_in) // expected-error {{reduction type cannot be an array type}}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}}31 32#pragma omp declare reduction(fun222 : long : omp_out += omp_in)33#pragma omp declare reduction(fun1 : long : omp_out += omp_in) initializer // expected-error {{expected '(' after 'initializer'}}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}}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}}36#pragma omp declare reduction(fun4 : long : omp_out += omp_in) initializer() // expected-error {{expected expression}}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}}38#pragma omp declare reduction(fun6 : long : omp_out += omp_in) initializer(omp_orig // expected-error {{expected ')'}} expected-note {{to match this '('}}39#pragma omp declare reduction(fun7 : long : omp_out += omp_in) initializer(omp_priv 12) // expected-error {{expected ')'}} expected-note {{to match this '('}}40#pragma omp declare reduction(fun8 : long : omp_out += omp_in) initializer(omp_priv = 23) // expected-note {{previous definition is here}}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'}}42#pragma omp declare reduction(fun9 : long : omp_out += omp_in) initializer(omp_priv = ) // expected-error {{expected expression}}43 44struct S {45 int s;46};47#pragma omp declare reduction(+: struct S: omp_out.s += omp_in.s) // initializer(omp_priv = { .s = 0 })48#pragma omp declare reduction(&: struct S: omp_out.s += omp_in.s) initializer(omp_priv = { .s = 0 })49#pragma omp declare reduction(|: struct S: omp_out.s += omp_in.s) initializer(omp_priv = { 0 })50 51int fun(int arg) {52 struct S s;53 s.s = 0;54#pragma omp parallel for reduction(+ : s)55 for (arg = 0; arg < 10; ++arg)56 s.s += arg;57#pragma omp declare reduction(red : int : omp_out++)58 {59#pragma omp declare reduction(red : int : omp_out++) // expected-note {{previous definition is here}}60#pragma omp declare reduction(red : int : omp_out++) // expected-error {{redefinition of user-defined reduction for type 'int'}}61 {62#pragma omp declare reduction(red : int : omp_out++)63 }64 }65 return arg;66}67