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Rev 816 |
/* Copyright (C) 2002 Free Software Foundation, Inc.
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/* Copyright (C) 2002 Free Software Foundation, Inc.
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Tests we warn about overly-large assignments to bitfields.
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Tests we warn about overly-large assignments to bitfields.
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Source: Neil Booth, 28 Jan 2002.
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Source: Neil Booth, 28 Jan 2002.
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*/
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*/
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struct bf
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struct bf
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{
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{
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unsigned int a: 2;
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unsigned int a: 2;
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int b: 2;
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int b: 2;
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};
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};
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struct bf p = {4, 0}; /* { dg-warning "truncated" "" } */
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struct bf p = {4, 0}; /* { dg-warning "truncated" "" } */
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struct bf q = {0, 2}; /* { dg-warning "overflow" "" } */
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struct bf q = {0, 2}; /* { dg-warning "overflow" "" } */
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struct bf r = {3, -2}; /* { dg-bogus "(truncated|overflow)" } */
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struct bf r = {3, -2}; /* { dg-bogus "(truncated|overflow)" } */
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void foo ()
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void foo ()
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{
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{
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p.a = 4, p.b = 0; /* { dg-warning "truncated" "" } */
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p.a = 4, p.b = 0; /* { dg-warning "truncated" "" } */
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q.a = 0, q.b = 2; /* { dg-warning "overflow" "" } */
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q.a = 0, q.b = 2; /* { dg-warning "overflow" "" } */
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r.a = 3, r.b = -2; /* { dg-bogus "(truncated|overflow)" } */
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r.a = 3, r.b = -2; /* { dg-bogus "(truncated|overflow)" } */
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}
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}
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