Index: src/tests/concurrent/examples/matrixSum.c
===================================================================
--- src/tests/concurrent/examples/matrixSum.c	(revision cc2eda7f84acf93e9de3777cc9cb3abeb69762bb)
+++ src/tests/concurrent/examples/matrixSum.c	(revision 84b4ed725535a546cfb20b07cdc32faa91653436)
@@ -11,6 +11,6 @@
 // Created On       : Mon Oct  9 08:29:28 2017
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Tue Dec  5 22:56:46 2017
-// Update Count     : 4
+// Last Modified On : Fri May 25 09:34:27 2018
+// Update Count     : 10
 // 
 
@@ -20,40 +20,39 @@
 
 thread Adder {
-    int * row, cols, * subtotal;						// communication
+	int * row, cols, & subtotal;						// communication
 };
 
 void ?{}( Adder & adder, int row[], int cols, int & subtotal ) {
-    adder.row = row;
-    adder.cols = cols;
-    adder.subtotal = &subtotal;
+	adder.[ row, cols ] = [ row, cols ];				// expression disallowed in multi-member access
+	&adder.subtotal = &subtotal;
 }
 
-void main( Adder & adder ) with( adder ) {
-    *subtotal = 0;
-    for ( int c = 0; c < cols; c += 1 ) {
-		*subtotal += row[c];
-    } // for
+void main( Adder & adder ) with( adder ) {				// thread starts here
+	subtotal = 0;
+	for ( int c = 0; c < cols; c += 1 ) {
+		subtotal += row[c];
+	} // for
 }
 
 int main() {
-    const int rows = 10, cols = 1000;
-    int matrix[rows][cols], subtotals[rows], total = 0;
-    processor p;										// extra kernel thread
+	const int rows = 10, cols = 1000;
+	int matrix[rows][cols], subtotals[rows], total = 0;
+	processor p;										// add kernel thread
 
-    for ( int r = 0; r < rows; r += 1 ) {
+	for ( int r = 0; r < rows; r += 1 ) {
 		for ( int c = 0; c < cols; c += 1 ) {
 			matrix[r][c] = 1;
 		} // for
-    } // for
-    Adder * adders[rows];
-    for ( int r = 0; r < rows; r += 1 ) {				// start threads to sum rows
+	} // for
+	Adder * adders[rows];
+	for ( int r = 0; r < rows; r += 1 ) {				// start threads to sum rows
 		adders[r] = &(*malloc()){ matrix[r], cols, subtotals[r] };
 //		adders[r] = new( matrix[r], cols, &subtotals[r] );
-    } // for
-    for ( int r = 0; r < rows; r += 1 ) {				// wait for threads to finish
+	} // for
+	for ( int r = 0; r < rows; r += 1 ) {				// wait for threads to finish
 		delete( adders[r] );
 		total += subtotals[r];							// total subtotals
-    } // for
-    sout | total | endl;
+	} // for
+	sout | total | endl;
 }