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| author | Jason Merrill <jason@redhat.com> | 2011-05-05 10:53:35 -0400 |
|---|---|---|
| committer | Jason Merrill <jason@gcc.gnu.org> | 2011-05-05 10:53:35 -0400 |
| commit | e3edeff4e165c874cac9c59f243fd7c0cec0dd93 (patch) | |
| tree | 398547ad8de2edada4489a8f51f52e32f1b211e9 /gcc/cp/tree.c | |
| parent | 532388e237fc900e06066184eb86fefcf3dbd1b0 (diff) | |
| download | gcc-e3edeff4e165c874cac9c59f243fd7c0cec0dd93.zip gcc-e3edeff4e165c874cac9c59f243fd7c0cec0dd93.tar.gz gcc-e3edeff4e165c874cac9c59f243fd7c0cec0dd93.tar.bz2 | |
re PR c++/48873 ([C++0x][noexcept] Placement-new problem with deleted destructors)
PR c++/48873
* tree.c (stabilize_expr): Don't make gratuitous copies of classes.
From-SVN: r173433
Diffstat (limited to 'gcc/cp/tree.c')
| -rw-r--r-- | gcc/cp/tree.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/gcc/cp/tree.c b/gcc/cp/tree.c index 0f2f86c..9a6e26d 100644 --- a/gcc/cp/tree.c +++ b/gcc/cp/tree.c @@ -3119,7 +3119,10 @@ stabilize_expr (tree exp, tree* initp) if (!TREE_SIDE_EFFECTS (exp)) init_expr = NULL_TREE; - else if (!TYPE_NEEDS_CONSTRUCTING (TREE_TYPE (exp)) + /* There are no expressions with REFERENCE_TYPE, but there can be call + arguments with such a type; just treat it as a pointer. */ + else if (TREE_CODE (TREE_TYPE (exp)) == REFERENCE_TYPE + || SCALAR_TYPE_P (exp) || !lvalue_or_rvalue_with_address_p (exp)) { init_expr = get_target_expr (exp); |