commit - 2146cf12c5afb7faa0de37de5465f09b6b604ce5
commit + 8ac34c07fc49677851335001051426eeb7fed1b0
blob - 8f0b990f829447168ed1abde4d6581325aa22253
blob + bb2d2b2222005a0962cc5edc2a2573fbaa3ab2a8
--- lib/diff_debug.h
+++ lib/diff_debug.h
@@ -55,7 +55,6 @@ dump_atom(const struct diff_data *left, const struct d
 	      atom->patience.unique_here ? "u" : " ",
 	      atom->patience.unique_in_both ? "c" : " ");
 	if (atom->at == NULL) {
-		unsigned long long total = 0;
 		off_t remain = atom->len;
 		if (fseek(atom->d->root->f, atom->pos, SEEK_SET) == -1)
 			abort(); /* cannot return error */
@@ -154,12 +153,7 @@ dump_myers_graph(const struct diff_data *l, const stru
 				}
 			}
 			if (kd_forward && kd_forward_d >= 0) {
-				int max = l->atoms.len + r->atoms.len;
-				size_t kd_len = max + 1 + max;
-				int di;
 #define xc_to_y(X, C, DELTA) ((X) - (C) + (DELTA))
-				int delta = (int)r->atoms.len
-					    - (int)l->atoms.len;
 				int ki;
 				for (ki = kd_forward_d;
 				     ki >= -kd_forward_d;
@@ -174,9 +168,6 @@ dump_myers_graph(const struct diff_data *l, const stru
 				}
 			}
 			if (kd_backward && kd_backward_d >= 0) {
-				int max = l->atoms.len + r->atoms.len;
-				size_t kd_len = max + 1 + max;
-				int di;
 				int delta = (int)r->atoms.len
 					    - (int)l->atoms.len;
 				int ki;