Viewing file:  pragma-message.c (2.62 KB) -rw-r--r--
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/* Test that #pragma message "..." writes compiler messages. */
#pragma message /* { dg-warning "expected a string" } */
#pragma message 0 /* { dg-warning "expected a string" } */
#pragma message id /* { dg-warning "expected a string" } */
#pragma message ( /* { dg-warning "expected a string" } */
#pragma message (0 /* { dg-warning "expected a string" } */
#pragma message (id /* { dg-warning "expected a string" } */
#pragma message () /* { dg-warning "expected a string" } */
#pragma message (0) /* { dg-warning "expected a string" } */
#pragma message (id) /* { dg-warning "expected a string" } */
/* gcc prefixes '#pragma message ...' output with filename and line number,
then 'note: #pragma message: ', allowing dg-message to check output.
If unexpected pragma messages are printed (anything not caught by a
matching dg-message), dejagnu will report these as excess errors. */
#pragma message "
/* { dg-error "17:missing terminating" "" { target *-*-* } .-1 } */
/* { dg-warning "expected a string" "" { target *-*-* } .-2 } */
#pragma message "Bad 1
/* { dg-error "17:missing terminating" "" { target *-*-* } .-1 } */
/* { dg-warning "expected a string" "" { target *-*-* } .-2 } */
#pragma message ("Bad 2
/* { dg-error "18:missing terminating" "" { target *-*-* } .-1 } */
/* { dg-warning "expected a string" "" { target *-*-* } .-2 } */
#pragma message ("Bad 3"
/* { dg-warning "malformed '#pragma message" "" { target *-*-* } .-1 } */
#pragma message "" junk
/* { dg-warning "junk at end of '#pragma message'" "" { target *-*-* } .-1 } */
#pragma message ("") junk
/* { dg-warning "junk at end of '#pragma message'" "" { target *-*-* } .-1 } */
#pragma message "" /* No output expected for empty messages. */
#pragma message ("")
#pragma message "Okay 1" /* { dg-message "Okay 1" } */
#pragma message ("Okay 2") /* { dg-message "Okay 2" } */
#define THREE "3"
#pragma message ("Okay " THREE) /* { dg-message "Okay 3" } */
/* Create a TODO() that prints a message on compilation. */
#define DO_PRAGMA(x) _Pragma (#x) /* { dg-line pragma_loc1 } */
#define TODO(x) DO_PRAGMA(message ("TODO - " #x)) /* { dg-line pragma_loc2 } */
TODO(Okay 4) /* { dg-message "in expansion of macro 'TODO'" } */
/* { dg-message "TODO - Okay 4" "test4.1" { target *-*-* } pragma_loc1 } */
/* { dg-message "in expansion of macro 'DO_PRAGMA'" "test4.2" { target *-*-* } pragma_loc2 } */
#if 0
#pragma message ("Not printed")
#endif
int unused; /* Silence `ISO C forbids an empty translation unit' warning. */
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