From 2f4c5bb3a98eb1956cc24221d909b1547a7e4eff Mon Sep 17 00:00:00 2001 From: "jayfely@qq.com" Date: Wed, 11 Mar 2020 10:30:09 +0800 Subject: [PATCH] Update spmv.c: solve segmentation fault when m and n are larger than 50000 --- benchmark/spmv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/benchmark/spmv.c b/benchmark/spmv.c index 12a33e298..2a26c9416 100644 --- a/benchmark/spmv.c +++ b/benchmark/spmv.c @@ -178,7 +178,7 @@ int main(int argc, char *argv[]){ for(j = 0; j < m; j++){ for(i = 0; i < m * COMPSIZE; i++){ - a[i + j * m * COMPSIZE] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5; + a[(long)i + (long)j * (long)m * COMPSIZE] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5; } }