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| author | Jakub Jelinek <jakub@redhat.com> | 2019-03-06 19:46:32 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2019-03-06 19:46:32 +0100 |
| commit | 71b6cb2bbccba8922a8c7e9082a13a02dee7e57d (patch) | |
| tree | 0ab09c800fdc1e4086296c067ed4ccf46b89414c /gcc/cp/init.c | |
| parent | 4556c5b3157f496c73f7fcd25d103ad3e6ff1874 (diff) | |
| download | gcc-71b6cb2bbccba8922a8c7e9082a13a02dee7e57d.zip gcc-71b6cb2bbccba8922a8c7e9082a13a02dee7e57d.tar.gz gcc-71b6cb2bbccba8922a8c7e9082a13a02dee7e57d.tar.bz2 | |
re PR c++/87148 (backward compatibility issue to take char [] as incomplete type)
PR c++/87148
* init.c (build_value_init_noctor): Ignore flexible array members.
* g++.dg/ext/flexary34.C: New test.
From-SVN: r269434
Diffstat (limited to 'gcc/cp/init.c')
| -rw-r--r-- | gcc/cp/init.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/cp/init.c b/gcc/cp/init.c index eb3b504..79a93a2 100644 --- a/gcc/cp/init.c +++ b/gcc/cp/init.c @@ -419,6 +419,15 @@ build_value_init_noctor (tree type, tsubst_flags_t complain) if (ftype == error_mark_node) continue; + /* Ignore flexible array members for value initialization. */ + if (TREE_CODE (ftype) == ARRAY_TYPE + && !COMPLETE_TYPE_P (ftype) + && !TYPE_DOMAIN (ftype) + && COMPLETE_TYPE_P (TREE_TYPE (ftype)) + && (next_initializable_field (DECL_CHAIN (field)) + == NULL_TREE)) + continue; + /* We could skip vfields and fields of types with user-defined constructors, but I think that won't improve performance at all; it should be simpler in general just |