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utils2.c (gnat_stabilize_reference): Propagate TREE_THIS_NOTRAP flag.

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* gcc-interface/utils2.c (gnat_stabilize_reference): Propagate
	TREE_THIS_NOTRAP flag.

From-SVN: r174693
This commit is contained in:
Eric Botcazou 2011-06-06 10:37:13 +00:00 committed by Eric Botcazou
parent a864a70be4
commit 3bfc61cf25
2 changed files with 8 additions and 0 deletions
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5
gcc/ada/ChangeLog
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@ -1,3 +1,8 @@
2011-06-06 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/utils2.c (gnat_stabilize_reference): Propagate
TREE_THIS_NOTRAP flag.
2011-06-06 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/utils2.c (gnat_stabilize_reference) <COMPOUND_EXPR>:

3
gcc/ada/gcc-interface/utils2.c
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@ -2570,5 +2570,8 @@ gnat_stabilize_reference (tree ref, bool force, bool *success)
TREE_SIDE_EFFECTS (result) |= TREE_SIDE_EFFECTS (ref);
TREE_THIS_VOLATILE (result) = TREE_THIS_VOLATILE (ref);
if (code == INDIRECT_REF || code == ARRAY_REF || code == ARRAY_RANGE_REF)
TREE_THIS_NOTRAP (result) = TREE_THIS_NOTRAP (ref);
return result;
}