51 lines
997 B
C
51 lines
997 B
C
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/* Test case for early TLS initialization in dynamic linker. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#if HAVE___THREAD
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# define MAGIC1 0xabcdef72
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# define MAGIC2 0xd8675309
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static __thread unsigned int magic[] = { MAGIC1, MAGIC2 };
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#endif
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#undef calloc
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/* This calloc definition will be called by the dynamic linker itself.
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We test that it has initialized our TLS block by the time it does so. */
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void *
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calloc (size_t n, size_t m)
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{
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#if HAVE___THREAD
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if (magic[0] != MAGIC1 || magic[1] != MAGIC2)
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{
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printf ("{%x, %x} != {%x, %x}\n", magic[0], magic[1], MAGIC1, MAGIC2);
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abort ();
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}
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magic[0] = MAGIC2;
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magic[1] = MAGIC1;
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#endif
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n *= m;
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void *ptr = malloc (n);
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if (ptr != NULL)
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memset (ptr, '\0', n);
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return ptr;
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}
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int
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main (void)
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{
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#if HAVE___THREAD
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if (magic[1] != MAGIC1 || magic[0] != MAGIC2)
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{
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printf ("{%x, %x} != {%x, %x}\n", magic[0], magic[1], MAGIC2, MAGIC1);
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return 1;
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}
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#endif
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return 0;
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}
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