style fixes: generally aim to break long lines before operators, not after Files affected: Table.cc, dw-main-window.cc, file-editor-tab.cc, file-editor.cc, main-window.cc, build-env.in.cc, __ichol__.cc, __magick_read__.cc, besselj.cc, bsxfun.cc, cellfun.cc, data.cc, dlmread.cc, error.cc, fcn-info.cc, file-io.cc, gl-render.cc, gl2ps-print.cc, graphics.cc, load-save.cc, ls-mat4.cc, ls-mat5.cc, matrix_type.cc, mex.cc, oct-stream.cc, pr-output.cc, quadcc.cc, rand.cc, sparse-xpow.cc, syscalls.cc, sysdep.cc, utils.cc, __init_fltk__.cc, __init_gnuplot__.cc, chol.cc, fftw.cc, qr.cc, cdef-class.cc, cdef-object.cc, ov-bool-sparse.cc, ov-cell.cc, ov-class.cc, ov-cx-diag.cc, ov-cx-sparse.cc, ov-fcn-handle.cc, ov-flt-cx-diag.cc, ov-flt-re-diag.cc, ov-str-mat.cc, ov-struct.cc, ov.cc, op-b-sbm.cc, op-bm-sbm.cc, op-cdm-cdm.cc, op-scm-scm.cc, op-sm-scm.cc, op-sm-sm.cc, jit-typeinfo.cc, pt-cbinop.cc, pt-cbinop.h, pt-eval.cc, CSparse.cc, MatrixType.cc, dSparse.cc, eigs-base.cc, lo-specfun.cc, oct-fftw.cc, cmd-edit.cc, lo-regexp.cc, oct-inttypes.h, url-transfer.cc, mkoctfile.in.cc, and octave-svgconvert.cc.

--- a/libinterp/operators/op-sm-sm.cc	Fri Jul 19 14:15:04 2019 -0400
+++ b/libinterp/operators/op-sm-sm.cc	Sun Jul 21 10:21:01 2019 -0400
@@ -58,10 +58,10 @@
 static octave_value
 oct_binop_sub (const octave_base_value& a1, const octave_base_value& a2)
 {
-  const octave_sparse_matrix& v1 =
-    dynamic_cast<const octave_sparse_matrix&> (a1);
-  const octave_sparse_matrix& v2 =
-    dynamic_cast<const octave_sparse_matrix&> (a2);
+  const octave_sparse_matrix& v1
+    = dynamic_cast<const octave_sparse_matrix&> (a1);
+  const octave_sparse_matrix& v2
+    = dynamic_cast<const octave_sparse_matrix&> (a2);
   SparseMatrix m = v1.sparse_matrix_value () - v2.sparse_matrix_value ();
 
   return octave_value (m);