Avoid an assertion to fire if nreq == 0 or nrineq == 0

Bump version to 1.0.1

CMakeLists.txt

@@ -7,7 +7,7 @@ set(PROJECT_NAME eigen-quadprog)
 set(PROJECT_DESCRIPTION "QuadProg QP solver through Eigen3 library.")
 set(PROJECT_URL "https://github.com/jrl-umi3218/eigen-quadprog")
 set(PROJECT_DEBUG_POSTFIX "_d")
-set(PROJECT_VERSION 1.0.0)
+set(PROJECT_VERSION 1.0.1)
 set(PROJECT_USE_CMAKE_EXPORT TRUE)
 
 set(DOXYGEN_USE_MATHJAX "YES")

debian/changelog

@@ -1,3 +1,9 @@
+eigen-quadprog (1.0.1-1ubuntu1) unstable; urgency=medium
+
+  * Fix a bug if nreq == 0 or nrineq == 0
+
+ -- Pierre Gergondet <[email protected]>  Thu, 02 Jan 2020 19:14:33 +0800
+
 eigen-quadprog (1.0.0-1ubuntu1) unstable; urgency=medium
 
   * Initial release

src/QuadProg.cpp

@@ -135,8 +135,14 @@ bool QuadProgDense::solve(const MatrixXd& Q, const VectorXd& C,
 
 	fillQCBf(nreq, nrineq, Q, C, Beq, Bineq, isDecomp);
 
-	A_.block(0, 0, nrvar, nreq) = Aeq.transpose();
-	A_.block(0, nreq, nrvar, nrineq) = -Aineq.transpose();
+	if(nreq != 0)
+	{
+		A_.block(0, 0, nrvar, nreq) = Aeq.transpose();
+	}
+	if(nrineq != 0)
+	{
+		A_.block(0, nreq, nrvar, nrineq) = -Aineq.transpose();
+	}
 
 	qpgen2_(Q_.data(), C_.data(), &fddmat, &n, X_.data(), &crval,
 		A_.data(), B_.data(), &fdamat, &q, &meq, iact_.data(), &nact,