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Fix GH-15658: Segmentation fault in Zend/zend_vm_execute.h #15782

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Fix GH-15658: Segmentation fault in Zend/zend_vm_execute.h #15782

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6 changes: 6 additions & 0 deletions ext/opcache/jit/zend_jit.c
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Original file line number Diff line number Diff line change
Expand Up @@ -3970,7 +3970,13 @@ static int zend_jit(const zend_op_array *op_array, zend_ssa *ssa, const zend_op
case ZEND_OP_DATA:
case ZEND_SWITCH_LONG:
case ZEND_SWITCH_STRING:
break;
case ZEND_MATCH:
/* We have to exit to the VM because the MATCH handler performs an N-way jump for
* which we can't generate simple (opcache.jit=1201) JIT code. */
if (!zend_jit_tail_handler(&dasm_state, opline)) {
goto jit_failure;
}
break;
case ZEND_JMP:
if (JIT_G(opt_level) < ZEND_JIT_LEVEL_INLINE) {
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15 changes: 15 additions & 0 deletions ext/opcache/tests/jit/gh15658.phpt
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@@ -0,0 +1,15 @@
--TEST--
GH-15658 (Segmentation fault in Zend/zend_vm_execute.h)
--EXTENSIONS--
opcache
--INI--
opcache.jit=0101
opcache.jit_buffer_size=1024M
--FILE--
<?php
echo match (random_int(1, 2)) {
1, 2 => 'foo',
};
?>
--EXPECT--
foo
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