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-rw-r--r--erts/emulator/beam/erl_vm.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/erts/emulator/beam/erl_vm.h b/erts/emulator/beam/erl_vm.h
index 235bd7931d..eeeeb7ccfd 100644
--- a/erts/emulator/beam/erl_vm.h
+++ b/erts/emulator/beam/erl_vm.h
@@ -61,8 +61,9 @@
/*
* The new arithmetic operations need some extra X registers in the register array.
+ * so does the gc_bif's (i_gc_bif3 need 3 extra).
*/
-#define ERTS_X_REGS_ALLOCATED (MAX_REG+2)
+#define ERTS_X_REGS_ALLOCATED (MAX_REG+3)
#define INPUT_REDUCTIONS (2 * CONTEXT_REDS)