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-rw-r--r--erts/emulator/beam/beam_debug.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/erts/emulator/beam/beam_debug.c b/erts/emulator/beam/beam_debug.c
index e989310789..40e3f4db4e 100644
--- a/erts/emulator/beam/beam_debug.c
+++ b/erts/emulator/beam/beam_debug.c
@@ -73,6 +73,20 @@ erts_debug_flat_size_1(BIF_ALIST_1)
}
}
+BIF_RETTYPE
+erts_debug_size_shared_1(BIF_ALIST_1)
+{
+ Process* p = BIF_P;
+ Eterm term = BIF_ARG_1;
+ Uint size = size_shared(term);
+
+ if (IS_USMALL(0, size)) {
+ BIF_RET(make_small(size));
+ } else {
+ Eterm* hp = HAlloc(p, BIG_UINT_HEAP_SIZE);
+ BIF_RET(uint_to_big(size, hp));
+ }
+}
BIF_RETTYPE
erts_debug_breakpoint_2(BIF_ALIST_2)