--- ./ATLAS.first/tune/blas/level3/invtrsm.c 2013-10-22 19:35:03.000000000 +0000 +++ ./ATLAS/tune/blas/level3/invtrsm.c 2013-10-23 21:24:01.000000000 +0000 @@ -525,6 +525,7 @@ a = A = malloc(i * ATL_MulBySize(incA)); if (A) { + memset(A,0,i*ATL_MulBySize(incA)); /* wms (!!) malloc call above returns non-initialized memory. */ if (Uplo == TestGE) for (i=0; i < k; i++) Mjoin(PATL,gegen)(N, N, A+i*incA, lda, N+lda);