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annotate gcc/testsuite/gcc.dg/pragma-message.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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111
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1 /* Test that #pragma message "..." writes compiler messages. */
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2
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3 #pragma message /* { dg-warning "expected a string" } */
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4 #pragma message 0 /* { dg-warning "expected a string" } */
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5 #pragma message id /* { dg-warning "expected a string" } */
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6 #pragma message ( /* { dg-warning "expected a string" } */
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7 #pragma message (0 /* { dg-warning "expected a string" } */
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8 #pragma message (id /* { dg-warning "expected a string" } */
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9 #pragma message () /* { dg-warning "expected a string" } */
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10 #pragma message (0) /* { dg-warning "expected a string" } */
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11 #pragma message (id) /* { dg-warning "expected a string" } */
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12
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13 /* gcc prefixes '#pragma message ...' output with filename and line number,
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14 then 'note: #pragma message: ', allowing dg-message to check output.
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15 If unexpected pragma messages are printed (anything not caught by a
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16 matching dg-message), dejagnu will report these as excess errors. */
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17
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18 #pragma message "
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19 /* { dg-error "17:missing terminating" "" { target *-*-* } .-1 } */
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20 /* { dg-warning "expected a string" "" { target *-*-* } .-2 } */
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21 #pragma message "Bad 1
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22 /* { dg-error "17:missing terminating" "" { target *-*-* } .-1 } */
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23 /* { dg-warning "expected a string" "" { target *-*-* } .-2 } */
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24 #pragma message ("Bad 2
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25 /* { dg-error "18:missing terminating" "" { target *-*-* } .-1 } */
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26 /* { dg-warning "expected a string" "" { target *-*-* } .-2 } */
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27 #pragma message ("Bad 3"
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28 /* { dg-warning "malformed '#pragma message" "" { target *-*-* } .-1 } */
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29
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30 #pragma message "" junk
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31 /* { dg-warning "junk at end of '#pragma message'" "" { target *-*-* } .-1 } */
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32
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33 #pragma message ("") junk
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34 /* { dg-warning "junk at end of '#pragma message'" "" { target *-*-* } .-1 } */
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35
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36 #pragma message "" /* No output expected for empty messages. */
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37 #pragma message ("")
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38
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39 #pragma message "Okay 1" /* { dg-message "Okay 1" } */
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40 #pragma message ("Okay 2") /* { dg-message "Okay 2" } */
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41 #define THREE "3"
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42 #pragma message ("Okay " THREE) /* { dg-message "Okay 3" } */
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43
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44 /* Create a TODO() that prints a message on compilation. */
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45 #define DO_PRAGMA(x) _Pragma (#x)
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46 #define TODO(x) DO_PRAGMA(message ("TODO - " #x))
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47 TODO(Okay 4) /* { dg-message "TODO - Okay 4" } */
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48
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49 #if 0
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50 #pragma message ("Not printed")
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51 #endif
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52
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53 int unused; /* Silence `ISO C forbids an empty translation unit' warning. */