fix libgccjit compilation errors caused by latest changes

src/ldo.c

@@ -342,7 +342,7 @@ int luaD_precall (lua_State *L, StkId func, int nresults, int op_call) {
       return 1;
     }
     case LUA_TLCL: {  /* Lua function: prepare its call */
-      CallInfo *prevci = L->ci; /* RAVI - for validation */
+      /* CallInfo *prevci = L->ci; */ /* RAVI - for validation */
       StkId base;
       Proto *p = clLvalue(func)->p;
       n = cast_int(L->top - func) - 1;  /* number of real arguments */

src/lvm.c

@@ -172,7 +172,7 @@ int luaV_forlimit (const TValue *obj, lua_Integer *p, lua_Integer step,
 void luaV_gettable (lua_State *L, const TValue *t, TValue *key, StkId val) {
   int loop;  /* counter to avoid infinite loops */
   for (loop = 0; loop < MAXTAGLOOP; loop++) {
-    const TValue *tm;
+    const TValue *tm = NULL;
     if (ttistable(t)) {  /* 't' is a table? */
       Table *h = hvalue(t);
       switch (h->ravi_array.array_type) {
@@ -218,7 +218,7 @@ void luaV_gettable (lua_State *L, const TValue *t, TValue *key, StkId val) {
 void luaV_settable (lua_State *L, const TValue *t, TValue *key, StkId val) {
   int loop;  /* counter to avoid infinite loops */
   for (loop = 0; loop < MAXTAGLOOP; loop++) {
-    const TValue *tm;
+    const TValue *tm = NULL;
     if (ttistable(t)) {  /* 't' is a table? */
       Table *h = hvalue(t);
       switch (h->ravi_array.array_type) {

src/ravi_gcccall.c

@@ -22,6 +22,7 @@
 ******************************************************************************/
 
 #include <ravi_gccjit.h>
+#include <assert.h>
 
 // OP_JMP
 void ravi_emit_JMP(ravi_function_def_t *def, int A, int j, int pc) {
@@ -166,4 +167,4 @@ void ravi_emit_CALL(ravi_function_def_t *def, int A, int B, int C, int pc) {
 
   ravi_emit_branch(def, end_block);
   ravi_set_current_block(def, end_block);
-}
+}

src/ravi_gcccodegen.c

@@ -23,6 +23,7 @@
 
 #include <ravi_gccjit.h>
 #include <ravijit.h>
+#include <assert.h>
 
 // Create a unique function name in the context
 // of this generator

src/ravi_gcccomp.c

@@ -22,6 +22,7 @@
 ******************************************************************************/
 
 #include <ravi_gccjit.h>
+#include <assert.h>
 
 // implements EQ, LE and LT - by using the supplied lua function to call.
 void ravi_emit_EQ_LE_LT(ravi_function_def_t *def, int A, int B, int C, int j,

src/ravi_gccforprep.c

@@ -21,6 +21,7 @@
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 ******************************************************************************/
 #include <ravi_gccjit.h>
+#include <assert.h>
 
 void ravi_emit_iFORPREP(ravi_function_def_t *def, int A, int pc, int step_one) {
   ravi_branch_def_t *forloop_target = def->jmp_targets[pc];

src/ravi_gcctable.c

@@ -22,6 +22,7 @@
 ******************************************************************************/
 
 #include <ravi_gccjit.h>
+#include <assert.h>
 
 // R(A+1) := R(B); R(A) := R(B)[RK(C)]
 void ravi_emit_SELF(ravi_function_def_t *def, int A, int B, int C, int pc) {