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Fix GH-13232: Segmentation fault will be reported when JIT is off but JIT_debug is still on #13234

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Fix GH-13232: Segmentation fault will be reported when JIT is off but JIT_debug is still on #13234

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2 changes: 1 addition & 1 deletion ext/opcache/jit/zend_jit.c
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Original file line number Diff line number Diff line change
Expand Up @@ -5040,7 +5040,7 @@ ZEND_EXT_API int zend_jit_startup(void *buf, size_t size, bool reattached)

ZEND_EXT_API void zend_jit_shutdown(void)
{
if (JIT_G(debug) & ZEND_JIT_DEBUG_SIZE) {
if (JIT_G(debug) & ZEND_JIT_DEBUG_SIZE && dasm_ptr != NULL) {
fprintf(stderr, "\nJIT memory usage: %td\n", (ptrdiff_t)((char*)*dasm_ptr - (char*)dasm_buf));
}

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13 changes: 13 additions & 0 deletions ext/opcache/tests/jit/gh13232.phpt
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@@ -0,0 +1,13 @@
--TEST--
GH-13232 (Segmentation fault will be reported when JIT is off but JIT_debug is still on)
--INI--
opcache.enable=1
opcache.enable_cli=1
opcache.jit=disable
opcache.jit_debug=0xfffff
--FILE--
<?php
echo "Done\n";
?>
--EXPECT--
Done