move j var declaration into for loop statement

Girgias · Girgias · commit beea690616ef · 2026-03-27T11:10:48.000Z
diff --git a/ext/opcache/jit/zend_jit_trace.c b/ext/opcache/jit/zend_jit_trace.c
@@ -3997,8 +3997,7 @@ static int zend_jit_find_ssa_var(const zend_op_array *op_array,
 
 	ZEND_WORKLIST_ALLOCA(&worklist, ssa->cfg.blocks_count, use_heap);
 
-	uint32_t j;
-	for (j = 0; j < bb->predecessors_count; j++) {
+	for (uint32_t j = 0; j < bb->predecessors_count; j++) {
 		b = ssa->cfg.predecessors[bb->predecessor_offset + j];
 		zend_worklist_push(&worklist, b);
 	}
@@ -4039,7 +4038,7 @@ static int zend_jit_find_ssa_var(const zend_op_array *op_array,
 		if (ssa_var >= 0) {
 			goto found;
 		}
-		for (j = 0; j < bb->predecessors_count; j++) {
+		for (uint32_t j = 0; j < bb->predecessors_count; j++) {
 			b = ssa->cfg.predecessors[bb->predecessor_offset + j];
 			zend_worklist_push(&worklist, b);
 		}

Original file line number	Diff line number	Diff line change
`@@ -3997,8 +3997,7 @@ static int zend_jit_find_ssa_var(const zend_op_array *op_array,`
`3997`	`3997`
`3998`	`3998`	`ZEND_WORKLIST_ALLOCA(&worklist, ssa->cfg.blocks_count, use_heap);`
`3999`	`3999`
`4000`		`- uint32_t j;`
`4001`		`- for (j = 0; j < bb->predecessors_count; j++) {`
	`4000`	`+ for (uint32_t j = 0; j < bb->predecessors_count; j++) {`
`4002`	`4001`	`b = ssa->cfg.predecessors[bb->predecessor_offset + j];`
`4003`	`4002`	`zend_worklist_push(&worklist, b);`
`4004`	`4003`	`}`
`@@ -4039,7 +4038,7 @@ static int zend_jit_find_ssa_var(const zend_op_array *op_array,`
`4039`	`4038`	`if (ssa_var >= 0) {`
`4040`	`4039`	`goto found;`
`4041`	`4040`	`}`
`4042`		`- for (j = 0; j < bb->predecessors_count; j++) {`
	`4041`	`+ for (uint32_t j = 0; j < bb->predecessors_count; j++) {`
`4043`	`4042`	`b = ssa->cfg.predecessors[bb->predecessor_offset + j];`
`4044`	`4043`	`zend_worklist_push(&worklist, b);`
`4045`	`4044`	`}`