cc  -O2 -pipe -mssse3 -Wall  -I/usr/src/lib/msun/x86 -I/usr/src/lib/msun/ld80 -I/usr/src/lib/msun/src -I/usr/src/lib/msun/../libc/include  -I/usr/src/lib/msun/../libc/i386 -std=gnu99 -Qunused-arguments -fstack-protector -Wsystem-headers -Werror -Wno-pointer-sign -Wno-empty-body -Wno-string-plus-int -Wno-tautological-compare -Wno-unused-value -Wno-parentheses-equality -Wno-unused-function -Wno-conversion -Wno-switch -Wno-switch-enum -Wno-knr-promoted-parameter -Wno-parentheses -c /usr/src/lib/msun/src/e_j0.c -o e_j0.o
/usr/src/lib/msun/src/e_j0.c:281:10: error: variable 'p' is used uninitialized whenever 'if' condition is false [-Werror,-Wsometimes-uninitialized]
        else if(ix>=0x40000000){p = pR2; q= pS2;}
                ^~~~~~~~~~~~~~
/usr/src/lib/msun/src/e_j0.c:283:6: note: uninitialized use occurs here
        r = p[0]+z*(p[1]+z*(p[2]+z*(p[3]+z*(p[4]+z*p[5]))));
            ^
/usr/src/lib/msun/src/e_j0.c:281:7: note: remove the 'if' if its condition is always true
        else if(ix>=0x40000000){p = pR2; q= pS2;}
             ^~~~~~~~~~~~~~~~~~
/usr/src/lib/msun/src/e_j0.c:273:17: note: initialize the variable 'p' to silence this warning
        const double *p,*q;
                       ^
                        = 0
/usr/src/lib/msun/src/e_j0.c:281:10: error: variable 'q' is used uninitialized whenever 'if' condition is false [-Werror,-Wsometimes-uninitialized]
        else if(ix>=0x40000000){p = pR2; q= pS2;}
                ^~~~~~~~~~~~~~
/usr/src/lib/msun/src/e_j0.c:284:13: note: uninitialized use occurs here
        s = one+z*(q[0]+z*(q[1]+z*(q[2]+z*(q[3]+z*q[4]))));
                   ^
/usr/src/lib/msun/src/e_j0.c:281:7: note: remove the 'if' if its condition is always true
        else if(ix>=0x40000000){p = pR2; q= pS2;}
             ^~~~~~~~~~~~~~~~~~
/usr/src/lib/msun/src/e_j0.c:273:20: note: initialize the variable 'q' to silence this warning
        const double *p,*q;
                          ^
                           = 0
/usr/src/lib/msun/src/e_j0.c:376:10: error: variable 'p' is used uninitialized whenever 'if' condition is false [-Werror,-Wsometimes-uninitialized]
        else if(ix>=0x40000000){p = qR2; q= qS2;}
                ^~~~~~~~~~~~~~
/usr/src/lib/msun/src/e_j0.c:378:6: note: uninitialized use occurs here
        r = p[0]+z*(p[1]+z*(p[2]+z*(p[3]+z*(p[4]+z*p[5]))));
            ^
/usr/src/lib/msun/src/e_j0.c:376:7: note: remove the 'if' if its condition is always true
        else if(ix>=0x40000000){p = qR2; q= qS2;}
             ^~~~~~~~~~~~~~~~~~
/usr/src/lib/msun/src/e_j0.c:368:17: note: initialize the variable 'p' to silence this warning
        const double *p,*q;
                       ^
                        = 0
/usr/src/lib/msun/src/e_j0.c:376:10: error: variable 'q' is used uninitialized whenever 'if' condition is false [-Werror,-Wsometimes-uninitialized]
        else if(ix>=0x40000000){p = qR2; q= qS2;}
                ^~~~~~~~~~~~~~
/usr/src/lib/msun/src/e_j0.c:379:13: note: uninitialized use occurs here
        s = one+z*(q[0]+z*(q[1]+z*(q[2]+z*(q[3]+z*(q[4]+z*q[5])))));
                   ^
/usr/src/lib/msun/src/e_j0.c:376:7: note: remove the 'if' if its condition is always true
        else if(ix>=0x40000000){p = qR2; q= qS2;}
             ^~~~~~~~~~~~~~~~~~
/usr/src/lib/msun/src/e_j0.c:368:20: note: initialize the variable 'q' to silence this warning
        const double *p,*q;
                          ^
                           = 0
4 errors generated.
*** Error code 1

Stop.
make: stopped in /usr/src/lib/msun