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From 1622f24fde4220967bd907bf8f0325d444bf9339 Mon Sep 17 00:00:00 2001
From: Andy Postnikov <apostnikov@gmail.com>
Date: Sat, 10 Dec 2016 23:51:17 +0300
Subject: [PATCH] Fix bug #70015 - Compilation failure on aarch64
Fixes build at -O0.
[From pull request https://github.com/php/php-src/pull/2236.]
Signed-off-by: Tatsuyuki Ishi <ishitatsuyuki@gmail.com>
---
Zend/zend_multiply.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/Zend/zend_multiply.h b/Zend/zend_multiply.h
index 75769db..fbd69ab 100644
--- a/Zend/zend_multiply.h
+++ b/Zend/zend_multiply.h
@@ -75,8 +75,8 @@
__asm__("mul %0, %2, %3\n" \
"smulh %1, %2, %3\n" \
"sub %1, %1, %0, asr #63\n" \
- : "=X"(__tmpvar), "=X"(usedval) \
- : "X"(a), "X"(b)); \
+ : "=&r"(__tmpvar), "=&r"(usedval) \
+ : "r"(a), "r"(b)); \
if (usedval) (dval) = (double) (a) * (double) (b); \
else (lval) = __tmpvar; \
} while (0)
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