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This file is part of MXE.
See index.html for further information.
Contains ad hoc patches for cross building.
From 7f9e517a6ffb86e2392f2f6ab60fc530aacd71db Mon Sep 17 00:00:00 2001
From: MXE
Date: Mon, 6 Oct 2014 00:15:00 +1100
Subject: [PATCH] detect if host cc accepts -malign-double
This patch has been taken from:
http://www.freelists.org/post/luajit/detect-if-host-cc-accepts-maligndouble
diff --git a/src/Makefile b/src/Makefile
index 9551781..682260e 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -167,6 +167,7 @@ CCOPTIONS= $(CCDEBUG) $(CCOPT) $(CCWARN) $(XCFLAGS) $(CFLAGS)
LDOPTIONS= $(CCDEBUG) $(LDFLAGS)
HOST_CC= $(CC)
+HOST_CC_MALIGN_DOUBLE= $(shell $(HOST_CC) -malign-double -v > /dev/null 2>&1 && echo -malign-double)
HOST_RM= rm -f
# If left blank, minilua is built and used. You can supply an installed
# copy of (plain) Lua 5.1 or 5.2, plus Lua BitOp. E.g. with: HOST_LUA=lua
@@ -333,7 +334,7 @@ endif
ifneq ($(HOST_SYS),$(TARGET_SYS))
ifeq (Windows,$(TARGET_SYS))
- HOST_XCFLAGS+= -malign-double -DLUAJIT_OS=LUAJIT_OS_WINDOWS
+ HOST_XCFLAGS+= $(HOST_CC_MALIGN_DOUBLE) -DLUAJIT_OS=LUAJIT_OS_WINDOWS
else
ifeq (Linux,$(TARGET_SYS))
HOST_XCFLAGS+= -DLUAJIT_OS=LUAJIT_OS_LINUX
--
1.9.3 (Apple Git-50)
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