src/Graphics/sansrgraph.cpp:749: error: DEAD_STORE The value written to &xleft (type float) is never used. Showing all 1 steps of the trace src/Graphics/sansrgraph.cpp:749:3: Write of unused value 747. float xmin,xmax,ymin,ymax; 748. getcadre(xmin,xmax,ymin,ymax); 749. float xleft = xmax - (xmax-xmin)*0.1; ^ 750. float ytop = ymax; 751. float ydelta = (ymax-ymin)/40;