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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libmudflap/] [testsuite/] [libmudflap.c/] [fail26-frag.c] - Blame information for rev 738

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Line No. Rev Author Line
1 738 jeremybenn
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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int main ()
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{
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char *foo;
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__mf_set_options ("-check-initialization");
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foo = (char *)malloc (1);
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/* These two operations each expand to a read-modify-write.
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 * Even though the end result is that every bit of foo[0] is
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 * eventually written to deterministically, the first read
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 * triggers an uninit error.  Ideally, it shouldn't, so this
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 * should be treated more like a regular XFAIL.  */
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foo[0] &= 0xfe;
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foo[0] |= 0x01;
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return foo[0];
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}
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/* { dg-output "mudflap violation 1.*" } */
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/* { dg-output "Nearby object.*" } */
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/* { dg-output "mudflap object.*malloc region.*1r/0w.*" } */
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/* { dg-do run { xfail *-*-* } } */

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