1/* Test that #pragma message "..." writes compiler messages. */
2
3#pragma message                  /* { dg-warning "expected a string" } */
4#pragma message 0                /* { dg-warning "expected a string" } */
5#pragma message id               /* { dg-warning "expected a string" } */
6#pragma message (                /* { dg-warning "expected a string" } */
7#pragma message (0               /* { dg-warning "expected a string" } */
8#pragma message (id              /* { dg-warning "expected a string" } */
9#pragma message ()               /* { dg-warning "expected a string" } */
10#pragma message (0)              /* { dg-warning "expected a string" } */
11#pragma message (id)             /* { dg-warning "expected a string" } */
12
13/* gcc prefixes '#pragma message ...' output with filename and line number,
14   then 'note: #pragma message: ', allowing dg-message to check output.
15   If unexpected pragma messages are printed (anything not caught by a
16   matching dg-message), dejagnu will report these as excess errors.  */
17
18#pragma message "
19/* { dg-error "missing terminating" "" { target *-*-* } 18 } */
20/* { dg-warning "expected a string" "" { target *-*-* } 18 } */
21#pragma message "Bad 1
22/* { dg-error "missing terminating" "" { target *-*-* } 21 } */
23/* { dg-warning "expected a string" "" { target *-*-* } 21 } */
24#pragma message ("Bad 2
25/* { dg-error "missing terminating" "" { target *-*-* } 24 } */
26/* { dg-warning "expected a string" "" { target *-*-* } 24 } */
27#pragma message ("Bad 3"
28/* { dg-warning "malformed '#pragma message" "" { target *-*-* } 27 } */
29
30#pragma message "" junk
31/* { dg-warning "junk at end of '#pragma message'" "" { target *-*-* } 30 } */
32
33#pragma message ("") junk
34/* { dg-warning "junk at end of '#pragma message'" "" { target *-*-* } 33 } */
35
36#pragma message ""               /* No output expected for empty messages.  */
37#pragma message ("")
38
39#pragma message "Okay 1"         /* { dg-message "Okay 1" } */
40#pragma message ("Okay 2")       /* { dg-message "Okay 2" } */
41#define THREE "3"
42#pragma message ("Okay " THREE)  /* { dg-message "Okay 3" } */
43
44/* Create a TODO() that prints a message on compilation.  */
45#define DO_PRAGMA(x) _Pragma (#x)
46#define TODO(x) DO_PRAGMA(message ("TODO - " #x))
47TODO(Okay 4)                     /* { dg-message "TODO - Okay 4" } */
48
49#if 0
50#pragma message ("Not printed")
51#endif
52
53int unused;  /* Silence `ISO C forbids an empty translation unit' warning.  */
54