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annotate gcc/testsuite/gcc.dg/tree-ssa/alias-24.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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111
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1 /* { dg-do compile } */
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2 /* { dg-options "-O2 -fdump-tree-optimized" } */
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3
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4 void f (const char *c, int *i)
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5 {
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6 *i = 42;
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7 __builtin_memcpy (i + 1, c, sizeof (int));
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8 if (*i != 42) __builtin_abort();
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9 }
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10
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11 extern void keepit ();
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12 void g (const char *c, int *i)
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13 {
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14 *i = 33;
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15 __builtin_memcpy (i - 1, c, 3 * sizeof (int));
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16 if (*i != 33) keepit();
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17 }
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18
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19 /* { dg-final { scan-tree-dump-not "abort" "optimized" } } */
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20 /* { dg-final { scan-tree-dump "keepit" "optimized" } } */
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21