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Add a testcase for PR target/49781. 

2011-08-08  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/49781
	* gcc.target/i386/pr49781-1.c: New.

From-SVN: r177569
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H.J. Lu 2011-08-08 16:33:06 +00:00 committed by H.J. Lu
parent ddaad3c8b1
commit b7926cf905
2 changed files with 31 additions and 0 deletions
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gcc/testsuite/ChangeLog
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2011-08-08 H.J. Lu <hongjiu.lu@intel.com>
PR target/49781
* gcc.target/i386/pr49781-1.c: New.
2011-08-08 Jason Merrill <jason@redhat.com>
* g++.dg/cpp0x/range-for20.C: Adjust to test 50020 as well.

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gcc/testsuite/gcc.target/i386/pr49781-1.c Normal file
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/* { dg-do compile } */
/* { dg-options "-O2 -fpic" } */
/* { dg-require-effective-target fpic } */
static int heap[2*(256 +1+29)+1];
static int heap_len;
static int heap_max;
void
foo (int elems)
{
int n, m;
int max_code = -1;
int node = elems;
heap_len = 0, heap_max = (2*(256 +1+29)+1);
for (n = 0; n < elems; n++)
heap[++heap_len] = max_code = n;
do {
n = heap[1];
heap[1] = heap[heap_len--];
m = heap[1];
heap[--heap_max] = n;
heap[--heap_max] = m;
} while (heap_len >= 2);
}
/* { dg-final { scan-assembler-not "lea\[lq\]?\[ \t\]\\((%|)r\[a-z0-9\]*" } } */