Commit a44367a4 authored by Moritz Hanke's avatar Moritz Hanke

Adds test for known defect of Cray Compilation Environment

parent e32feaf9
......@@ -9,6 +9,8 @@ EXTRA_DIST = util/sunf95preproc-wrapper \
util/pbs_aprun \
util/mpi_launch_poe \
util/mpi_launch_bgrunjob \
config/checksrc/cray_cce.c \
config/checkdoc/cray_cce.txt \
config/checksrc/openmpi_struct_dt.c \
config/checkdoc/openmpi_struct_dt.txt \
config/checksrc/openmpi_datatype.c \
......
WARNING: your compiler suffers from known defect where memory is accessed
incorrectly due to wrong analysis of memory alignment properties. This is know
to occur for the Cray Compilation Environment and should starting with version
8.7 and 9.0.
/**
* @file cray_cce.c
* @brief demonstrates a problem in the Cray Compilation Environment
*
* @copyright Copyright (C) 2019 Moritz Hanke <hanke@dkrz.de>
* Thomas Jahns <jahns@dkrz.de>
*
* @author Moritz Hanke <hanke@dkrz.de>
* Thomas Jahns <jahns@dkrz.de>
*/
/*
* Keywords:
* Maintainer: Moritz Hanke <hanke@dkrz.de>
* Thomas Jahns <jahns@dkrz.de>
* URL: https://doc.redmine.dkrz.de/yaxt/html/
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* Neither the name of the DKRZ GmbH nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdlib.h>
/**
* usage:
cc cray_cce.c && a.out
* Program is expected to complete successfully. The Cray Compilation
* Environment with versions before 8.7 and 9.0 may produce a segmentation
* vault.
*/
#define COUNT (10)
#define BUG
void init(int * p_int) {
#ifdef BUG
if (p_int == NULL) {
p_int = malloc(COUNT * sizeof(p_int[0]));
exit(EXIT_FAILURE);
}
#endif
for(int i = 0; i < COUNT; i++) p_int[i] = i;
}
int main(void) {
int * p_int = malloc(2 * COUNT * sizeof(int));
init(p_int + COUNT);
free(p_int);
return EXIT_SUCCESS;
}
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