1 files changed, 2 insertions, 1 deletions

diff --git a/src/lj_ir.h b/src/lj_ir.h
index bde0ac04..bedb4c2b 100644
--- a/src/lj_ir.h
+++ b/src/lj_ir.h
@@ -273,7 +273,8 @@ typedef struct CCallInfo {
   _(lj_carith_modi64,   ARG2_64,   N, I64, CCI_NOFPRCLOBBER) \
   _(lj_carith_modu64,   ARG2_64,   N, U64, CCI_NOFPRCLOBBER) \
   _(lj_carith_powi64,   ARG2_64,   N, I64, CCI_NOFPRCLOBBER) \
-  _(lj_carith_powu64,   ARG2_64,   N, U64, CCI_NOFPRCLOBBER)
+  _(lj_carith_powu64,   ARG2_64,   N, U64, CCI_NOFPRCLOBBER) \
+  _(strlen,             1,         N, INT, 0)
 #else
 #define IRCALLDEF_FFI(_)
 #endif