diff --git a/Zend/tests/oss_fuzz_447521098.phpt b/Zend/tests/oss_fuzz_447521098.phpt
new file mode 100644
index 000000000000..09967ce0ae3a
--- /dev/null
+++ b/Zend/tests/oss_fuzz_447521098.phpt
@@ -0,0 +1,13 @@
+--TEST--
+OSS-Fuzz #447521098: Fatal error during sccp shift eval
+--FILE--
+<?php
+function test() {
+    $x = 0;
+    $y = -1;
+    $x >> $y;
+}
+?>
+===DONE===
+--EXPECT--
+===DONE===
diff --git a/Zend/zend_compile.c b/Zend/zend_compile.c
index 2eee6a01caf7..d8c13b6ff6c3 100644
--- a/Zend/zend_compile.c
+++ b/Zend/zend_compile.c
@@ -9998,7 +9998,9 @@ ZEND_API bool zend_binary_op_produces_error(uint32_t opcode, const zval *op1, co
 	/* Operation which cast float/float-strings to integers might produce incompatible float to int errors */
 	if (opcode == ZEND_SL || opcode == ZEND_SR || opcode == ZEND_BW_OR
 			|| opcode == ZEND_BW_AND || opcode == ZEND_BW_XOR) {
-		return !zend_is_op_long_compatible(op1) || !zend_is_op_long_compatible(op2);
+		if (!zend_is_op_long_compatible(op1) || !zend_is_op_long_compatible(op2)) {
+			return 1;
+		}
 	}
 
 	if (opcode == ZEND_DIV && zval_get_double(op2) == 0.0) {
@@ -10009,7 +10011,9 @@ ZEND_API bool zend_binary_op_produces_error(uint32_t opcode, const zval *op1, co
 	/* Mod is an operation that will cast float/float-strings to integers which might
 	   produce float to int incompatible errors, and also cannot be divided by 0 */
 	if (opcode == ZEND_MOD) {
-		return  !zend_is_op_long_compatible(op1) || !zend_is_op_long_compatible(op2) || zval_get_long(op2) == 0;
+		if (!zend_is_op_long_compatible(op1) || !zend_is_op_long_compatible(op2) || zval_get_long(op2) == 0) {
+			return 1;
+		}
 	}
 
 	if ((opcode == ZEND_POW) && zval_get_double(op1) == 0 && zval_get_double(op2) < 0) {