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Disable preserve_none under ASAN due to bugs #21676

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Disable preserve_none under ASAN due to bugs #21676

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8 changes: 6 additions & 2 deletions Zend/Zend.m4
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Original file line number Diff line number Diff line change
Expand Up @@ -475,7 +475,11 @@ dnl
AC_DEFUN([ZEND_CHECK_PRESERVE_NONE], [dnl
AC_CACHE_CHECK([for preserve_none calling convention],
[php_cv_preserve_none],
[AC_RUN_IFELSE([AC_LANG_SOURCE([[
[dnl preserve_none crashes Clang with AddressSanitizer due to an LLVM bug:
dnl https://github.com/llvm/llvm-project/issues/95928
AS_IF([test "$PHP_ADDRESS_SANITIZER" = "yes"],
[php_cv_preserve_none=no],
[AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <stdio.h>
#include <stdint.h>

Expand Down Expand Up @@ -566,7 +570,7 @@ int main(void) {
}]])],
[php_cv_preserve_none=yes],
[php_cv_preserve_none=no],
[php_cv_preserve_none=no])
[php_cv_preserve_none=no])])
])
AS_VAR_IF([php_cv_preserve_none], [yes], [
AC_DEFINE([HAVE_PRESERVE_NONE], [1],
Expand Down
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