Do not specify throw(bad_alloc) in gc_cpp.h

(fix of commit cb1194d17)

* gc_cpp.cc (GC_NEW_DELETE_NEED_THROW, GC_DECL_NEW_THROW): Move from
gc_cpp.h.
* include/gc_cpp.h (gc::new, new): Remove GC_DECL_NEW_THROW specifier.
* include/gc_cpp.h [GC_OPERATOR_NEW_ARRAY] (gc::new[], new[]):
Likewise.

1 files changed, 12 insertions, 0 deletions

diff --git a/gc_cpp.cc b/gc_cpp.cc
index b8c8ad28..621a3165 100644
--- a/gc_cpp.cc
+++ b/gc_cpp.cc
@@ -29,8 +29,20 @@ built-in "new" and "delete".
 
 #include "gc_cpp.h"
 
+#if !defined(GC_NEW_DELETE_THROW_NOT_NEEDED) \
+    && !defined(GC_NEW_DELETE_NEED_THROW) && GC_GNUC_PREREQ(4, 2) \
+    && (__cplusplus < 201103L || defined(__clang__))
+# define GC_NEW_DELETE_NEED_THROW
+#endif
+
 #if !defined(_MSC_VER) && !defined(__DMC__)
 
+# ifdef GC_NEW_DELETE_NEED_THROW
+#   define GC_DECL_NEW_THROW throw(std::bad_alloc)
+# else
+#   define GC_DECL_NEW_THROW /* empty */
+# endif
+
   void* operator new(size_t size) GC_DECL_NEW_THROW {
     void* obj = GC_MALLOC_UNCOLLECTABLE(size);
     GC_OP_NEW_OOM_CHECK(obj);