Enforced rotation: fix compiler warning

diff --git a/src/gromacs/mdlib/pull_rotation.c b/src/gromacs/mdlib/pull_rotation.c
index 6ee4ed0c3e4389f25d34eec9963241145cb2db92..59f1526f82308ad2fa0c2039d17f29c9a13adac6 100644 (file)
--- a/src/gromacs/mdlib/pull_rotation.c
+++ b/src/gromacs/mdlib/pull_rotation.c
@@ -2984,6 +2984,9 @@ static void do_radial_motion2(
     bPF = rotg->eType==erotgRM2PF;
     bCalcPotFit = (bOutstepRot || bOutstepSlab) && (erotgFitPOT==rotg->eFittype);
 
+
+    clear_rvec(yj0_yc0); /* Make the compiler happy */
+
     clear_rvec(innersumvec);
     if (bPF)
     {