Viewing file:  atomic-5.c (1.29 KB) -rw-r--r--
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/* { dg-do compile } */
int x;
const int y;
int bar(void);
void f1(void)
{
register int z;
#pragma omp atomic
x %= 2; /* { dg-error "invalid operator" } */
#pragma omp atomic
x = x + 1;
#pragma omp atomic
x = 1; /* { dg-error "invalid form" } */
#pragma omp atomic
++y; /* { dg-error "read-only variable" } */
#pragma omp atomic
y--; /* { dg-error "read-only variable" } */
#pragma omp atomic
y += 1; /* { dg-error "read-only variable" } */
#pragma omp atomic
z += 1; /* { dg-error "register variable" } */
#pragma omp atomic
bar(); /* { dg-error "invalid operator" } */
#pragma omp atomic
bar() += 1; /* { dg-error "lvalue required" } */
#pragma omp atomic a /* { dg-error "expected end of line" } */
x++; /* { dg-error "expected 'read', 'write', 'update', 'capture', 'compare', 'weak', 'fail', 'seq_cst', 'acq_rel', 'release', 'relaxed' or 'hint' clause" "" { target *-*-* } .-1 } */
#pragma omp atomic
; /* { dg-error "expected expression" } */
#pragma omp atomic
#pragma omp atomic /* { dg-error "expected expression" } */
;
/* Check that we didn't get stuck on the pragma eol marker. */
undef; /* { dg-error "" } */
/* { dg-message "undeclared identifier is reported only once" "reminder" { target *-*-* } .-1 } */
}
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