diff options
Diffstat (limited to 'gcc/cp/decl2.c')
| -rw-r--r-- | gcc/cp/decl2.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/gcc/cp/decl2.c b/gcc/cp/decl2.c index 18cdae2..9cc95b6 100644 --- a/gcc/cp/decl2.c +++ b/gcc/cp/decl2.c @@ -1784,9 +1784,14 @@ import_export_decl (tree decl) /* The generic C++ ABI says that class data is always COMDAT, even if there is a key function. Some variants (e.g., the ARM EABI) says that class data - only has COMDAT linkage if the class data might - be emitted in more than one translation unit. */ + only has COMDAT linkage if the class data might be + emitted in more than one translation unit. When the + key method can be inline and is inline, we still have + to arrange for comdat even though + class_data_always_comdat is false. */ if (!CLASSTYPE_KEY_METHOD (class_type) + || (DECL_DECLARED_INLINE_P (CLASSTYPE_KEY_METHOD (class_type)) + && targetm.cxx.key_method_may_be_inline ()) || targetm.cxx.class_data_always_comdat ()) { /* The ABI requires COMDAT linkage. Normally, we @@ -1825,7 +1830,10 @@ import_export_decl (tree decl) if (CLASSTYPE_INTERFACE_KNOWN (type) && !CLASSTYPE_INTERFACE_ONLY (type)) { - comdat_p = targetm.cxx.class_data_always_comdat (); + comdat_p = (targetm.cxx.class_data_always_comdat () + || (CLASSTYPE_KEY_METHOD (type) + && DECL_DECLARED_INLINE_P (CLASSTYPE_KEY_METHOD (type)) + && targetm.cxx.key_method_may_be_inline ())); mark_needed (decl); if (!flag_weak) { |