diff options
| author | jason <jason@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-05-30 14:52:02 +0000 |
|---|---|---|
| committer | jason <jason@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-05-30 14:52:02 +0000 |
| commit | 3b907673bbe47af7ff7353ee2c721a8f93434c19 (patch) | |
| tree | 9b893a88ce52bbd1ee540ddce719944939c13268 | |
| parent | bb86bcdff1719073969ec745e24ebd4e1dbd1a80 (diff) | |
| download | gcc-3b907673bbe47af7ff7353ee2c721a8f93434c19.tar.gz | |
PR c++/53356
* tree.c (stabilize_init): Side effects make the init unstable.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@188021 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/cp/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/cp/tree.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/init/new33.C | 11 |
4 files changed, 22 insertions, 1 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 624034c3f4b..584f794bcfc 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,5 +1,10 @@ 2012-05-30 Jason Merrill <jason@redhat.com> + PR c++/53356 + * tree.c (stabilize_init): Side effects make the init unstable. + +2012-05-30 Jason Merrill <jason@redhat.com> + PR c++/53220 * call.c (convert_like_real) [ck_list]: Take array address directly. * typeck.c (decay_conversion): Reject decay of an array compound diff --git a/gcc/cp/tree.c b/gcc/cp/tree.c index 8f0c218b27a..0d47578ab5a 100644 --- a/gcc/cp/tree.c +++ b/gcc/cp/tree.c @@ -3448,7 +3448,7 @@ stabilize_init (tree init, tree *initp) /* The initialization is being performed via a bitwise copy -- and the item copied may have side effects. */ - return TREE_SIDE_EFFECTS (init); + return !TREE_SIDE_EFFECTS (init); } /* Like "fold", but should be used whenever we might be processing the diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 16eb625f629..a42115c2c1b 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2012-05-30 Jakub Jelinek <jakub@redhat.com> + + PR c++/53356 + * g++.dg/init/new33.C: New test. + 2012-05-30 Jason Merrill <jason@redhat.com> PR c++/53220 diff --git a/gcc/testsuite/g++.dg/init/new33.C b/gcc/testsuite/g++.dg/init/new33.C new file mode 100644 index 00000000000..18da79e7e9a --- /dev/null +++ b/gcc/testsuite/g++.dg/init/new33.C @@ -0,0 +1,11 @@ +// PR c++/53356 +// { dg-do compile } + +struct A {}; +struct B { operator const A & () const; }; +struct C { operator const A & () const; C (); }; +struct D { operator const A & () const; D (); ~D (); }; + +A *foo () { return new A (B ()); } +A *bar () { return new A (C ()); } +A *baz () { return new A (D ()); } |