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re PR middle-end/52329 (Invalid MEM_REF encountered in set_mem_attributes_minus_bitpos)

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2012-02-22  Richard Guenther  <rguenther@suse.de>

	PR middle-end/52329
	* gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
	for GIMPLE_DEBUG stmts.

From-SVN: r184466
This commit is contained in:
Richard Guenther 2012-02-22 11:21:48 +00:00 • committed by Richard Biener
parent bf210ecfc2
commit 3e888a5ed4
2 changed files with 18 additions and 0 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2012-02-22 Richard Guenther <rguenther@suse.de>
PR middle-end/52329
* gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
for GIMPLE_DEBUG stmts.
2012-02-22 Martin Jambor <mjambor@suse.cz>
PR middle-end/51782

12
gcc/gimple-fold.c
View file

@ -1250,6 +1250,18 @@ fold_stmt_1 (gimple_stmt_iterator *gsi, bool inplace)
changed = true;
}
}
else if (val
&& TREE_CODE (val) == ADDR_EXPR)
{
tree ref = TREE_OPERAND (val, 0);
tree tem = maybe_fold_reference (ref, false);
if (tem)
{
tem = build_fold_addr_expr_with_type (tem, TREE_TYPE (val));
gimple_debug_bind_set_value (stmt, tem);
changed = true;
}
}
}
break;