1 /* { dg-do compile } */
2 /* { dg-options "-fopenmp" } */
3 
4 struct S { int s; };
5 struct T { int t; };
6 struct U { int u; };
7 
8 #pragma omp declare reduction (+: struct S: omp_out.s += omp_in.s)
9 #pragma omp declare reduction (*: struct S: omp_out.s *= omp_in.s) \
10 		    initializer (omp_priv = {1})
11 #pragma omp declare reduction (foo: struct S: omp_out.s += omp_in.s)
12 
13 void
f1()14 f1 ()
15 {
16   struct S s, s2;
17   struct T t;
18   #pragma omp declare reduction (+: struct T: omp_out.t += omp_in.t)
19   #pragma omp parallel reduction (+: t) reduction (foo: s) reduction (*: s2)
20   s.s = 1, t.t = 1, s2.s = 2;
21   #pragma omp parallel reduction (+: s)
22   s.s = 1;
23 }
24 
25 void bar (struct S *);
26 
27 void
f2()28 f2 ()
29 {
30   #pragma omp declare reduction (foo: struct S: omp_out.s += omp_in.s) initializer (bar (&omp_priv))
31   #pragma omp declare reduction (bar: struct S: omp_out.s += omp_in.s) initializer (bar (&omp_orig)) /* { dg-error "one of the initializer call arguments should be" } */
32 }
33 
34 #pragma omp declare reduction (+: struct U: omp_out.u *= omp_in.u)		/* { dg-error "previous" } */
35 #pragma omp declare reduction (+: struct U: omp_out.u += omp_in.u)		/* { dg-error "redeclaration of" } */
36 
37 void
f3()38 f3 ()
39 {
40   #pragma omp declare reduction (f3: struct U: omp_out.u *= omp_in.u)		/* { dg-error "previous" } */
41   #pragma omp declare reduction (f3: struct U: omp_out.u += omp_in.u)		/* { dg-error "redeclaration of" } */
42 }
43 
44 struct V
45 {
46   #pragma omp declare reduction (bar: struct S: omp_out.s *= omp_in.s)		/* { dg-error "not at file or block scope" } */
47   #pragma omp declare reduction (bar: struct S: omp_out.s += omp_in.s)		/* { dg-error "not at file or block scope" } */
48 };
49 
50 #pragma omp declare reduction (n3: long: omp_out += omp_in)		/* { dg-error "previous" } */
51 #pragma omp declare reduction (n3: long int: omp_out += omp_in)		/* { dg-error "redeclaration of" } */
52 #pragma omp declare reduction (n3: short unsigned: omp_out += omp_in)
53 #pragma omp declare reduction (n3: short int: omp_out += omp_in)
54 
55 void
f4(void)56 f4 (void)
57 {
58   #pragma omp declare reduction (f4: long: omp_out += omp_in)		/* { dg-error "previous" } */
59   #pragma omp declare reduction (f4: long int: omp_out += omp_in)	/* { dg-error "redeclaration of" } */
60   #pragma omp declare reduction (f4: short unsigned: omp_out += omp_in)
61   #pragma omp declare reduction (f4: short int: omp_out += omp_in)
62 }
63 
64 void
f5(void)65 f5 (void)
66 {
67   #pragma omp declare reduction (+: struct S: omp_out.s += omp_in.s) initializer (omp_priv) /* { dg-error "expected" } */
68   #pragma omp declare reduction (+: struct T: omp_out.t += omp_in.t) initializer (omp_priv ()) /* { dg-error "expected" } */
69 }
70 
71 void
f6(a,b)72 f6 (a, b)
73 #pragma omp declare reduction (bar: struct S: omp_out.s *= omp_in.s)	/* { dg-error "expected declaration specifiers before" } */
74   int a;
75   int b;
76 {
77 }
78