From c7463c5f6cd3d882a960eff2cbd414f33ddf0b32 Mon Sep 17 00:00:00 2001 From: Nay Date: Sat, 9 Mar 2013 00:12:50 +0000 Subject: Buildsystem: Add support for compiling with MinGW on Windows Tested with: - Windows 8 x64 - MySQL 5.5.30 win32 - OpenSSL 1.0.1c (32 bits) - No PCH - MinGW with GCC 4.7.0 TODO: - Fix compile/link with PCH enabled - Fix compile with WheatyExceptonionReport enabled (ignored for now) - Fix compile of .rc files (ignored for now) - Test with more platforms --- cmake/stack_direction.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 cmake/stack_direction.c (limited to 'cmake/stack_direction.c') diff --git a/cmake/stack_direction.c b/cmake/stack_direction.c new file mode 100644 index 00000000000..11bcf803bfa --- /dev/null +++ b/cmake/stack_direction.c @@ -0,0 +1,31 @@ +/* Copyright (C) 2009 Sun Microsystems, Inc + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; version 2 of the License. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ + +/* Check stack direction (0-down, 1-up) */ +int f(int *a) +{ + int b; + return(&b > a)?1:0; +} +/* + Prevent compiler optimizations by calling function + through pointer. +*/ +volatile int (*ptr_f)(int *) = f; +int main() +{ + int a; + return ptr_f(&a); +} \ No newline at end of file -- cgit v1.2.3