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authorJ"orn Rennecke <joern.rennecke@st.com>2006-08-29 14:34:36 +0000
committerJoern Rennecke <amylaar@gcc.gnu.org>2006-08-29 15:34:36 +0100
commit2de9107ad5ea3e76fb01e7eead041901f8348cc0 (patch)
tree54706980654f3c40de987bd6338934a3dee183b3 /gcc/cp/except.c
parenta3b6119721e9344233ac684940ea4cc0ee79e9c5 (diff)
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re PR c++/28139 (alias information for EH is wrong)
cp: PR c++/28139 * except.c (expand_start_catch_block): Use correct types for bitwise copy. testsuite: PR c++/28139 * g++.dg/eh/alias1.C: New test. From-SVN: r116561
Diffstat (limited to 'gcc/cp/except.c')
-rw-r--r--gcc/cp/except.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/gcc/cp/except.c b/gcc/cp/except.c
index 71b433f..ad493aa 100644
--- a/gcc/cp/except.c
+++ b/gcc/cp/except.c
@@ -458,7 +458,14 @@ expand_start_catch_block (tree decl)
else
{
tree init = do_begin_catch ();
- exp = create_temporary_var (ptr_type_node);
+ tree init_type = type;
+
+ /* Pointers are passed by values, everything else by reference. */
+ if (!TYPE_PTR_P (type))
+ init_type = build_pointer_type (type);
+ if (init_type != TREE_TYPE (init))
+ init = build1 (NOP_EXPR, init_type, init);
+ exp = create_temporary_var (init_type);
DECL_REGISTER (exp) = 1;
cp_finish_decl (exp, init, /*init_const_expr=*/false,
NULL_TREE, LOOKUP_ONLYCONVERTING);