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annotate gcc/testsuite/gcc.dg/cpp/tr-warn3.c @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents 04ced10e8804
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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111
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1 /* Test for warnings about nontraditional directives inside the unused
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2 clauses of #if statements. Extensions do _not_ receive pedantic
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3 warnings inside unused clauses because they are often hidden this
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4 way on purpose. However they do still require indentation for K&R. */
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5 /* { dg-do preprocess } */
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6 /* { dg-options "-pedantic -Wtraditional" } */
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7
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8 #if 1
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9
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10 /* Block 1: K+R directives should have the # indented to warn. */
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11
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12 #define foo bar /* { dg-bogus "indented" "^#kandr" } */
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13 # define foo bar /* { dg-bogus "indented" "^# kandr" } */
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14 #define foo bar /* { dg-warning "indented" "^ #kandr" } */
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15 # define foo bar /* { dg-warning "indented" "^ # kandr" } */
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16
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17 /* Block 2: C89 directives should not have the # indented to warn. */
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18
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19 #pragma whatever /* { dg-warning "indented" "^#c89" } */
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20 # pragma whatever /* { dg-warning "indented" "^# c89" } */
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21 #pragma whatever /* { dg-bogus "indented" "^ #c89" } */
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22 # pragma whatever /* { dg-bogus "indented" "^ # c89" } */
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23
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24 /* Block 3: Extensions should not have the # indented to warn, _and_
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25 they should get a -pedantic warning. */
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26
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27 #assert foo(bar) /* { dg-warning "indented" "^#ext" } */
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28 /* { dg-warning "GCC extension" "extension warning" { target *-*-* } .-1 } */
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29 # assert bar(baz) /* { dg-warning "indented" "^# ext" } */
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30 /* { dg-warning "GCC extension" "extension warning" { target *-*-* } .-1 } */
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31 #assert baz(quux) /* { dg-bogus "indented" "^ #ext" } */
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32 /* { dg-warning "GCC extension" "extension warning" { target *-*-* } .-1 } */
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33 # assert quux(weeble) /* { dg-bogus "indented" "^ # ext" } */
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34 /* { dg-warning "GCC extension" "extension warning" { target *-*-* } .-1 } */
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35
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36 #else
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37
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38 /* Block 1: K+R directives should have the # indented to warn. */
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39
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40 #undef foo bar /* { dg-bogus "indented" "^#kandr" } */
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41 # undef foo bar /* { dg-bogus "indented" "^# kandr" } */
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42 #undef foo bar /* { dg-warning "indented" "^ #kandr" } */
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43 # undef foo bar /* { dg-warning "indented" "^ # kandr" } */
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44
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45 /* Block 2: C89 directives should not have the # indented to warn. */
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46
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47 #error whatever /* { dg-warning "indented" "^#c89" } */
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48 # error whatever /* { dg-warning "indented" "^# c89" } */
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49 #error whatever /* { dg-bogus "indented" "^ #c89" } */
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50 # error whatever /* { dg-bogus "indented" "^ # c89" } */
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51
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52 /* Block 3: Extensions should not have the # indented to warn, and
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53 they should _not_ get a -pedantic warning. */
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54
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55 #unassert foo(bar) /* { dg-warning "indented" "^#ext" } */
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56 # unassert bar(baz) /* { dg-warning "indented" "^# ext" } */
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57 #unassert baz(quux) /* { dg-bogus "indented" "^ #ext" } */
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58 # unassert quux(weeble) /* { dg-bogus "indented" "^ # ext" } */
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59
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60 #endif