1 files changed, 4 insertions, 0 deletions

diff --git a/src/lj_vm.h b/src/lj_vm.h
index be35295d..d605b143 100644
--- a/src/lj_vm.h
+++ b/src/lj_vm.h
@@ -17,6 +17,10 @@ LJ_ASMF int lj_vm_cpcall(lua_State *L, lua_CFunction func, void *ud,
 LJ_ASMF int lj_vm_resume(lua_State *L, TValue *base, int nres1, ptrdiff_t ef);
 LJ_ASMF_NORET void LJ_FASTCALL lj_vm_unwind_c(void *cframe, int errcode);
 LJ_ASMF_NORET void LJ_FASTCALL lj_vm_unwind_ff(void *cframe);
+#if LJ_ABI_WIN && LJ_TARGET_X86
+LJ_ASMF_NORET void LJ_FASTCALL lj_vm_rtlunwind(void *cframe, void *excptrec,
+                                               void *unwinder, int errcode);
+#endif
 LJ_ASMF void lj_vm_unwind_c_eh(void);
 LJ_ASMF void lj_vm_unwind_ff_eh(void);
 #if LJ_TARGET_X86ORX64