From 0a9b5d13965aa2294ed657ffef327287df99cfd3 Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Fri, 5 Jun 2015 15:59:13 +0200
Subject: bug #705: fix handling of Lapack potrf return code

---
 Eigen/src/Cholesky/LLT_MKL.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'Eigen/src/Cholesky')

diff --git a/Eigen/src/Cholesky/LLT_MKL.h b/Eigen/src/Cholesky/LLT_MKL.h
index 09bf59d43..0d42cb5bc 100644
--- a/Eigen/src/Cholesky/LLT_MKL.h
+++ b/Eigen/src/Cholesky/LLT_MKL.h
@@ -60,7 +60,7 @@ template<> struct mkl_llt<EIGTYPE> \
     lda = m.outerStride(); \
 \
     info = LAPACKE_##MKLPREFIX##potrf( matrix_order, uplo, size, (MKLTYPE*)a, lda ); \
-    info = (info==0) ? Success : NumericalIssue; \
+    info = (info==0) ? -1 : info>0 ? info-1 : size; \
     return info; \
   } \
 }; \
-- 
cgit v1.2.3