bug76477.diff

diff --git a/ext/opcache/Optimizer/zend_call_graph.c b/ext/opcache/Optimizer/zend_call_graph.c
index 886a793..a0ea479 100644
--- a/ext/opcache/Optimizer/zend_call_graph.c
+++ b/ext/opcache/Optimizer/zend_call_graph.c
@@ -155,6 +155,7 @@ int zend_analyze_calls(zend_arena **arena, zend_script *script, uint32_t build_f
 			case ZEND_SEND_REF:
 			case ZEND_SEND_VAR_NO_REF:
 			case ZEND_SEND_VAR_NO_REF_EX:
+			case ZEND_SEND_USER:
 				if (call_info) {
 					uint32_t num = opline->op2.num;

@@ -165,9 +166,11 @@ int zend_analyze_calls(zend_arena **arena, zend_script *script, uint32_t build_f
 				}
 				break;
 			case ZEND_SEND_ARRAY:
-			case ZEND_SEND_USER:
 			case ZEND_SEND_UNPACK:
 				/* TODO: set info about var_arg call ??? */
+				if (call_info) {
+					call_info->num_args = -1;
+				}
 				break;
 		}
 		opline++;
diff --git a/ext/opcache/Optimizer/zend_func_info.c b/ext/opcache/Optimizer/zend_func_info.c
index 19b8e51..b32a954 100644
--- a/ext/opcache/Optimizer/zend_func_info.c
+++ b/ext/opcache/Optimizer/zend_func_info.c
@@ -16,8 +16,6 @@
    +----------------------------------------------------------------------+
 */

-/* $Id:$ */
-
 #include "php.h"
 #include "zend_compile.h"
 #include "zend_extensions.h"
@@ -79,9 +77,11 @@ static uint32_t zend_strlen_info(const zend_call_info *call_info, const zend_ssa
 			tmp |= MAY_BE_LONG | FUNC_MAY_WARN | MAY_BE_NULL;
 		}
 		return tmp;
-	} else {
+	} else if (call_info->num_args != -1) {
 		/* warning, and returns NULL */
 		return FUNC_MAY_WARN | MAY_BE_NULL;
+	} else {
+		return MAY_BE_LONG | FUNC_MAY_WARN | MAY_BE_NULL;
 	}
 }

@@ -90,9 +90,11 @@ static uint32_t zend_dechex_info(const zend_call_info *call_info, const zend_ssa
 	if (call_info->caller_init_opline->extended_value == (uint32_t)call_info->num_args &&
 	    call_info->num_args == 1) {
 		return MAY_BE_RC1 | MAY_BE_STRING;
-	} else {
+	} else if (call_info->num_args != -1) {
 		/* warning, and returns NULL */
 		return FUNC_MAY_WARN | MAY_BE_NULL;
+	} else {
+		return FUNC_MAY_WARN | MAY_BE_RC1 | MAY_BE_STRING | MAY_BE_NULL;
 	}
 }