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var-tracking.c (add_stores): Return instead of asserting if old and new values for conditional store are the...

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* var-tracking.c (add_stores): Return instead of asserting if old
	and new values for conditional store are the same.

From-SVN: r212178
This commit is contained in:
Joseph Myers 2014-06-30 21:53:33 +01:00 committed by Joseph Myers
parent 5796bf3422
commit 0ca5983055
2 changed files with 7 additions and 1 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2014-06-30 Joseph Myers <joseph@codesourcery.com>
* var-tracking.c (add_stores): Return instead of asserting if old
and new values for conditional store are the same.
2014-06-30 Richard Henderson <rth@redhat.com>
PR rtl-opt/61608

3
gcc/var-tracking.c
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@ -6016,7 +6016,8 @@ add_stores (rtx loc, const_rtx expr, void *cuip)
{
cselib_val *oval = cselib_lookup (oloc, GET_MODE (oloc), 0, VOIDmode);
gcc_assert (oval != v);
if (oval == v)
return;
gcc_assert (REG_P (oloc) || MEM_P (oloc));
if (oval && !cselib_preserved_value_p (oval))