rm -f *.o compare-matrices-quick
gcc -c -O3 -Wall compare-matrices-quick.c
compare-matrices-quick.c:113:7: warning: unused variable 'currline' [-Wunused-variable]
        char currline[64];
             ^
compare-matrices-quick.c:111:12: warning: unused variable 'l' [-Wunused-variable]
        int i,j,k,l,Rnum=0,Qnum=0; 
                  ^
compare-matrices-quick.c:120:7: warning: unused variable 'ID' [-Wunused-variable]
        char ID[30];
             ^
compare-matrices-quick.c:114:7: warning: unused variable 'test' [-Wunused-variable]
        char test[20];
             ^
compare-matrices-quick.c:320:6: warning: unused variable 'i' [-Wunused-variable]
        int i, width,count=0;
            ^
compare-matrices-quick.c:320:15: warning: unused variable 'count' [-Wunused-variable]
        int i, width,count=0;
                     ^
compare-matrices-quick.c:324:14: warning: unused variable 'pmatch' [-Wunused-variable]
        regmatch_t *pmatch = NULL;
                    ^
compare-matrices-quick.c:393:9: warning: unused variable 'cor' [-Wunused-variable]
        double cor = 0;                 // Coefficient of correlation for aligned columns 
               ^
compare-matrices-quick.c:401:6: warning: unused variable 'col1' [-Wunused-variable]
        int col1,col2;                  // Current column in M1 (query) and M2 (ref.) respectively 
            ^
compare-matrices-quick.c:401:11: warning: unused variable 'col2' [-Wunused-variable]
        int col1,col2;                  // Current column in M1 (query) and M2 (ref.) respectively 
                 ^
compare-matrices-quick.c:402:6: warning: unused variable 'i' [-Wunused-variable]
        int i,j,k,r;
            ^
compare-matrices-quick.c:402:8: warning: unused variable 'j' [-Wunused-variable]
        int i,j,k,r;
              ^
compare-matrices-quick.c:402:10: warning: unused variable 'k' [-Wunused-variable]
        int i,j,k,r;
                ^
13 warnings generated.
gcc  compare-matrices-quick.o -o compare-matrices-quick -lm
