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Fix PR 17408 and PR 17409.
[pf3gnuchains/gcc-fork.git]
/
gcc
/
testsuite
/
gcc.c-torture
/
execute
/
mayalias-1.c
1
/* Tests that the may_alias attribute works as expected.
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Author: Osku Salerma <osku@iki.fi> Apr 2002. */
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extern void abort(void);
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extern void exit(int);
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typedef short __attribute__((__may_alias__)) short_a;
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int
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main (void)
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{
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int a = 0x12345678;
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short_a *b = (short_a*) &a;
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b[1] = 0;
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if (a == 0x12345678)
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abort();
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exit(0);
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}