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-rw-r--r--erts/emulator/beam/beam_emu.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c
index 254eba42d0..05afedcc7a 100644
--- a/erts/emulator/beam/beam_emu.c
+++ b/erts/emulator/beam/beam_emu.c
@@ -344,6 +344,7 @@ extern int count_instructions;
#define xb(N) (*(Eterm *) (((unsigned char *)reg) + (N)))
#define yb(N) (*(Eterm *) (((unsigned char *)E) + (N)))
#define fb(N) (*(double *) (((unsigned char *)&(freg[0].fd)) + (N)))
+#define Qb(N) (N)
#define x(N) reg[N]
#define y(N) E[N]
#define r(N) x##N