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