diff options
| author | Jason Merrill <jason@redhat.com> | 2012-01-13 12:50:58 -0500 |
|---|---|---|
| committer | Jason Merrill <jason@gcc.gnu.org> | 2012-01-13 12:50:58 -0500 |
| commit | fc97053254977c2709b8eca3caed6558e2ade7e2 (patch) | |
| tree | 9e0083b635cde123424490c4b1adef4c0b50cfee | |
| parent | 4ce7d589feeb878cbd482f4b03b369698dab0528 (diff) | |
| download | gcc-fc97053254977c2709b8eca3caed6558e2ade7e2.zip gcc-fc97053254977c2709b8eca3caed6558e2ade7e2.tar.gz gcc-fc97053254977c2709b8eca3caed6558e2ade7e2.tar.bz2 | |
re PR c++/51813 (-fvisibility=hidden causes std::codecvt members to be undefined)
PR c++/51813
* decl2.c (constrain_visibility): Clear DECL_VISIBILITY_SPECIFIED
when reducing the visibility.
From-SVN: r183156
| -rw-r--r-- | gcc/cp/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/cp/decl2.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/ext/visibility/template9.C | 14 |
4 files changed, 23 insertions, 0 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 58210f1..19d4ecc 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,5 +1,9 @@ 2012-01-13 Jason Merrill <jason@redhat.com> + PR c++/51813 + * decl2.c (constrain_visibility): Clear DECL_VISIBILITY_SPECIFIED + when reducing the visibility. + PR c++/51620 * class.c (build_vtbl_initializer): Use __cxa_deleted_virtual. diff --git a/gcc/cp/decl2.c b/gcc/cp/decl2.c index 05f4b42..0cde6c6 100644 --- a/gcc/cp/decl2.c +++ b/gcc/cp/decl2.c @@ -1984,6 +1984,8 @@ constrain_visibility (tree decl, int visibility, bool tmpl) && (tmpl || !DECL_VISIBILITY_SPECIFIED (decl))) { DECL_VISIBILITY (decl) = (enum symbol_visibility) visibility; + /* This visibility was not specified. */ + DECL_VISIBILITY_SPECIFIED (decl) = false; } } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 2778556..12d5830 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,8 @@ 2012-01-13 Jason Merrill <jason@redhat.com> + PR c++/51813 + * g++.dg/ext/visibility/template9.C: New. + PR c++/51620 * g++.dg/cpp0x/defaulted34.C: New. * g++.dg/template/virtual3.C: New. diff --git a/gcc/testsuite/g++.dg/ext/visibility/template9.C b/gcc/testsuite/g++.dg/ext/visibility/template9.C new file mode 100644 index 0000000..d160846 --- /dev/null +++ b/gcc/testsuite/g++.dg/ext/visibility/template9.C @@ -0,0 +1,14 @@ +// PR c++/51813 +// { dg-options -fvisibility=hidden } +// { dg-final { scan-assembler-not "hidden\\s+_ZN1N1fI1AEEvT" } } + +struct A { }; +namespace N __attribute((visibility("default"))) { + template <class T> void f(T) { } + extern template void f(A); +} + +int main() +{ + N::f(A()); +} |