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annotate gcc/testsuite/gcc.dg/cpp/trad/defined.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children 84e7813d76e9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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111
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1 /* Copyright (C) 2000 Free Software Foundation, Inc. */
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2
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3 /* { dg-do preprocess } */
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4
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5 /* Tests tradcpp0 with defined. The defined operator in traditional C
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6 works just the same as the defined operator in Standard C. */
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7
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8 /* Source: Zack Weinberg, glibc, Neil Booth 11 Dec 2000. */
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9
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10 #if defined REGPARMS
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11 #error REGPARMS should not be defined
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12 #endif
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13
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14 #define REGPARMS 1
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15 #if !defined REGPARMS
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16 #error REGPARMS should be defined
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17 #endif
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18
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19 #define defined /* { dg-error "defined" } */
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20
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21 /* No diagnostics, though you could argue there should be. */
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22 #if defined defined
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23 #error defined is defined!
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24 #endif
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25
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26 #define is_Z_defined defined Z
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27
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28 #if defined Z
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29 #error Z is not defined
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30 #endif
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31
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32 /* The behavior of "defined" when it comes from a macro expansion is
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33 now documented. */
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34 #if is_Z_defined
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35 #error Macro expanding into defined operator test 1
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36 #endif
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37
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38 #define Z
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39
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40 #if !defined Z
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41 #error Z is defined
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42 #endif
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43
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44 #if !is_Z_defined
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45 #error Macro expanding into defined operator test 2
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46 #endif
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47
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48 #undef is_Z_defined
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49 #undef Z
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50
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51 /* Do all the tests over again with the () form of defined. */
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52
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53 /* No diagnostics, though you could argue there should be. */
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54 #if defined(defined)
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55 #error defined is defined!
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56 #endif
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57
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58 #define is_Z_defined defined ( Z )
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59
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60 #if defined(Z)
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61 #error Z is not defined
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62 #endif
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63
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64 /* The behavior of "defined" when it comes from a macro expansion is
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65 now documented. */
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66 #if is_Z_defined
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67 #error Macro expanding into defined operator test 1
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68 #endif
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69
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70 #define Z
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71
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72 #if !defined(Z)
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73 #error Z is defined
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74 #endif
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75
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76 #if !is_Z_defined
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77 #error Macro expanding into defined operator test 2
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78 #endif