Enable evaluation of constant functions with 3 arguments

dstogov · dstogov · commit 1415b53014bf · 2017-07-14T11:51:29.000+03:00
diff --git a/ext/opcache/Optimizer/sccp.c b/ext/opcache/Optimizer/sccp.c
@@ -1035,8 +1035,8 @@ static void sccp_visit_instr(scdf_ctx *scdf, zend_op *opline, zend_ssa_op *ssa_o
 				break;
 			}
 
-			/* We're only interested in functions with one or two arguments right now */
-			if (call->num_args == 0 || call->num_args > 2) {
+			/* We're only interested in functions with one, two or three arguments right now */
+			if (call->num_args == 0 || call->num_args > 3) {
 				SET_RESULT_BOT(result);
 				break;
 			}

Original file line number	Diff line number	Diff line change
`@@ -1035,8 +1035,8 @@ static void sccp_visit_instr(scdf_ctx scdf, zend_op opline, zend_ssa_op *ssa_o`
`1035`	`1035`	`break;`
`1036`	`1036`	`}`
`1037`	`1037`
`1038`		`- /* We're only interested in functions with one or two arguments right now */`
`1039`		`- if (call->num_args == 0 \|\| call->num_args > 2) {`
	`1038`	`+ /* We're only interested in functions with one, two or three arguments right now */`
	`1039`	`+ if (call->num_args == 0 \|\| call->num_args > 3) {`
`1040`	`1040`	`SET_RESULT_BOT(result);`
`1041`	`1041`	`break;`
`1042`	`1042`	`}`