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annotate gcc/testsuite/g++.dg/warn/Wstringop-overflow-1.C @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
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Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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131
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1 // { dg-do compile }
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2 // { dg-additional-options "-O2 -Wstringop-overflow=2" }
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3
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4 struct S {
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5 char a[5];
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6 void (*pf)(void);
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7 };
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8
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9 void f (struct S *s, int n)
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10 {
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11 if (n < sizeof s->a + 1)
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12 n = sizeof s->a + 1;
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13
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14 __builtin_strncpy (s->a, "123456", n); // { dg-warning "writing 6" }
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15 }