ext/opcache/jit/zend_jit_trace: make zend_jit_trace_exit() static

Only used in zend_jit_*.dasc, which is the same compilation unit.  For
these, this commit adds a (static) forward declaration.

Author: MaxKellermann

ext/opcache/jit/zend_jit.c

@@ -756,6 +756,8 @@ typedef enum _sp_adj_kind {
 
 static int sp_adj[SP_ADJ_LAST];
 
+static int ZEND_FASTCALL zend_jit_trace_exit(uint32_t exit_num, zend_jit_registers_buf *regs);
+
 /* The generated code may contain tautological comparisons, ignore them. */
 #if defined(__clang__)
 # pragma clang diagnostic push

ext/opcache/jit/zend_jit_internal.h

@@ -707,7 +707,6 @@ ZEND_OPCODE_HANDLER_RET ZEND_FASTCALL zend_jit_ret_trace_helper(ZEND_OPCODE_HAND
 ZEND_OPCODE_HANDLER_RET ZEND_FASTCALL zend_jit_loop_trace_helper(ZEND_OPCODE_HANDLER_ARGS);
 
 int ZEND_FASTCALL zend_jit_trace_hot_root(zend_execute_data *execute_data, const zend_op *opline);
-int ZEND_FASTCALL zend_jit_trace_exit(uint32_t exit_num, zend_jit_registers_buf *regs);
 zend_jit_trace_stop ZEND_FASTCALL zend_jit_trace_execute(zend_execute_data *execute_data, const zend_op *opline, zend_jit_trace_rec *trace_buffer, uint8_t start, uint32_t is_megamorphc);
 
 static zend_always_inline const zend_op* zend_jit_trace_get_exit_opline(zend_jit_trace_rec *trace, const zend_op *opline, bool *exit_if_true)

ext/opcache/jit/zend_jit_trace.c

@@ -8048,7 +8048,7 @@ static int zend_jit_trace_hot_side(zend_execute_data *execute_data, uint32_t par
 	return ret;
 }
 
-int ZEND_FASTCALL zend_jit_trace_exit(uint32_t exit_num, zend_jit_registers_buf *regs)
+static int ZEND_FASTCALL zend_jit_trace_exit(uint32_t exit_num, zend_jit_registers_buf *regs)
 {
 	uint32_t trace_num = EG(jit_trace_num);
 	zend_execute_data *execute_data = EG(current_execute_data);