Merge release-2018 into master

[alexxy/gromacs.git] / src / gromacs / awh / biasparams.cpp

diff --git a/src/gromacs/awh/biasparams.cpp b/src/gromacs/awh/biasparams.cpp
index fe79111c592c5239629d6dab09c2adeb459350bb..5e72ba4f90023d9e12cc34b79fff1dcfbee65c20 100644 (file)
--- a/src/gromacs/awh/biasparams.cpp
+++ b/src/gromacs/awh/biasparams.cpp
@@ -201,7 +201,7 @@ double gaussianGeometryFactor(gmx::ArrayRef<const double> xArray)
         xScalar *= x;
     }
 
-    GMX_ASSERT(xArray.size() > 0, "We should have a non-empty input array");
+    GMX_ASSERT(!xArray.empty(), "We should have a non-empty input array");
     xScalar = std::pow(xScalar, 1.0/xArray.size());
 
     /* Look up zeta(x) */