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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [cpp/] [Wunused.c] - Blame information for rev 689

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1 689 jeremybenn
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.  */
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/* { dg-do preprocess } */
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/* Duplicate command line options should not warn.  */
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/* { dg-options "-Wunused-macros -Dfoo -Dfoo" } */
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/* Test everything related to -Wunused-macros.
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   Source: Neil Booth, 23 Jul 2002.  */
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#include "Wunused.h"
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#define used1                   /* { dg-bogus "used" } */
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#define used2                   /* { dg-bogus "used" } */
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#define used3                   /* { dg-bogus "used" } */
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#define used4 used4             /* { dg-bogus "used" } */
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#define unused5                 /* { dg-warning "used" } */
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#define unused6                 /* { dg-warning "used" } */
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#define unused7()               /* { dg-warning "used" } */
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#if defined used1
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#endif
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#ifdef used2
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#endif
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#ifndef used3
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#endif
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used4
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unused7                         /* This does not count as a use.  */
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#if 0
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unused5                         /* This does not count as a use.  */
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#endif
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#undef unused5
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#define unused6
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unused6

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