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annotate gcc/testsuite/gcc.dg/pr78973-2.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children 1830386684a0
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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111
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1 /* PR c/78973 - warning: ‘memcpy’: specified size exceeds maximum object
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2 size [-Wstringop-overflow=]
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3
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4 This is a companion test for the bug above that verifies that the correct
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5 range of the int variable is detected.
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6
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7 { dg-do compile }
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8 { dg-require-effective-target int32plus }
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9 { dg-options "-O2 -Walloc-size-larger-than=4" } */
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10
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11 void *p;
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12
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13 void f (int n)
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14 {
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15 if (n <= 4)
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16 p = __builtin_malloc (n);
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17 /* { dg-warning "argument 1 range \\\[\[0-9\]+, \[0-9\]+\\\] exceeds maximum object size 4" "ilp32" { xfail { ! lp64 } } .-1 } */
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18 }
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19
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20 void g (unsigned n)
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21 {
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22 if (n < 5)
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23 n = 5;
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24 f (n);
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25 }