zend_memrchr using standard preprocessor id for x86 instead. (php#19491)

devnexen · web-flow · commit c53a20d5ab65 · 2025-08-18T12:13:19.000+01:00
Might be intentional, but otherwise `__i386__` is the standard.
diff --git a/Zend/zend_operators.h b/Zend/zend_operators.h
@@ -215,7 +215,7 @@ zend_memnstr(const char *haystack, const char *needle, size_t needle_len, const
 
 static zend_always_inline const void *zend_memrchr(const void *s, int c, size_t n)
 {
-#if defined(HAVE_MEMRCHR) && !defined(i386)
+#if defined(HAVE_MEMRCHR) && !defined(__i386__)
 	/* On x86 memrchr() doesn't use SSE/AVX, so inlined version is faster */
 	return (const void*)memrchr(s, c, n);
 #else

Original file line number	Diff line number	Diff line change
`@@ -215,7 +215,7 @@ zend_memnstr(const char haystack, const char needle, size_t needle_len, const`
`215`	`215`
`216`	`216`	`static zend_always_inline const void zend_memrchr(const void s, int c, size_t n)`
`217`	`217`	`{`
`218`		`-#if defined(HAVE_MEMRCHR) && !defined(i386)`
	`218`	`+#if defined(HAVE_MEMRCHR) && !defined(__i386__)`
`219`	`219`	`/* On x86 memrchr() doesn't use SSE/AVX, so inlined version is faster */`
`220`	`220`	`return (const void*)memrchr(s, c, n);`
`221`	`221`	`#else`