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| author | Jason Merrill <jason@redhat.com> | 2016-01-08 11:01:05 -0500 |
|---|---|---|
| committer | Jason Merrill <jason@gcc.gnu.org> | 2016-01-08 11:01:05 -0500 |
| commit | 0795b6f262e37218e80ee03d9c4c2f63541b149b (patch) | |
| tree | a0f4be242d14a07d8b6b2951dfdec65d6f6e1ed8 /gcc | |
| parent | 8babc12b224cfb1744799ad4d2020522b222e1fc (diff) | |
| download | gcc-0795b6f262e37218e80ee03d9c4c2f63541b149b.zip gcc-0795b6f262e37218e80ee03d9c4c2f63541b149b.tar.gz gcc-0795b6f262e37218e80ee03d9c4c2f63541b149b.tar.bz2 | |
PR c++/68983 (FE)
PR c++/67557
* call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR.
From-SVN: r232166
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/cp/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/cp/call.c | 3 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/init/elide4.C | 13 |
3 files changed, 22 insertions, 0 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index f33e1db..33680a4 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,9 @@ +2016-01-08 Jason Merrill <jason@redhat.com> + + PR c++/68983 + PR c++/67557 + * call.c (unsafe_copy_elision_p): Look through COMPOUND_EXPR. + 2016-01-05 Nathan Sidwell <nathan@acm.org> PR c++/58583 diff --git a/gcc/cp/call.c b/gcc/cp/call.c index 4c3c415..ad2c1bc 100644 --- a/gcc/cp/call.c +++ b/gcc/cp/call.c @@ -7161,6 +7161,9 @@ unsafe_copy_elision_p (tree target, tree exp) && resolves_to_fixed_type_p (target, NULL)) return false; tree init = TARGET_EXPR_INITIAL (exp); + /* build_compound_expr pushes COMPOUND_EXPR inside TARGET_EXPR. */ + while (TREE_CODE (init) == COMPOUND_EXPR) + init = TREE_OPERAND (init, 1); return (TREE_CODE (init) == AGGR_INIT_EXPR && !AGGR_INIT_VIA_CTOR_P (init)); } diff --git a/gcc/testsuite/g++.dg/init/elide4.C b/gcc/testsuite/g++.dg/init/elide4.C new file mode 100644 index 0000000..f85d6ee --- /dev/null +++ b/gcc/testsuite/g++.dg/init/elide4.C @@ -0,0 +1,13 @@ +// PR c++/67557 + +class A { +public: + A m_fn1(); + A(A const &); + int *L; + int ref; +}; +struct B : A { + B(); +}; +B::B() : A((0, m_fn1())) {} |