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re PR middle-end/36093 (__align__ produces incorrect results in certain cases)

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2008-05-01  Richard Guenther  <rguenther@suse.de>

	PR middle-end/36093
	* gcc.c-torture/execute/pr36093.c: New testcase.

From-SVN: r134851
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Richard Guenther 2008-05-01 11:22:33 +00:00 committed by Richard Biener
parent 8665c7ca50
commit 035052e651
2 changed files with 33 additions and 0 deletions
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5
gcc/testsuite/ChangeLog
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2008-05-01 Richard Guenther <rguenther@suse.de>
PR middle-end/36093
* gcc.c-torture/execute/pr36093.c: New testcase.
2008-04-30 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
* gfortran.dg/selected_char_kind_1.f90: New test.

28
gcc/testsuite/gcc.c-torture/execute/pr36093.c Normal file
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extern void abort (void);
typedef struct Bar {
char c[129];
} Bar __attribute__((__aligned__(128)));
typedef struct Foo {
Bar bar[4];
} Foo;
Foo foo[4];
int main()
{
int i, j;
Foo *foop = &foo[0];
for (i=0; i < 4; i++) {
Bar *bar = &foop->bar[i];
for (j=0; j < 129; j++) {
bar->c[j] = 'a' + i;
}
}
if (foo[0].bar[3].c[128] != 'd')
abort ();
return 0;
}