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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [gcc/] [testsuite/] [gcc.dg/] [format/] [ext-2.c] - Rev 12
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/* Test for format extensions beyond the C standard and X/Open standard. Test for scanf formats. */ /* Origin: Joseph Myers <jsm28@cam.ac.uk> */ /* { dg-do compile } */ /* { dg-options "-std=gnu99 -Wformat" } */ #include "format.h" void foo (quad_t *qp, u_quad_t *uqp, quad_t *qn, long long int *llp, unsigned long long int *ullp, float *fp, char *s, void **pp, wchar_t *ls, int *ip, unsigned int *up) { /* As an extension, GCC allows the BSD length "q" for integer formats. This is largely obsoleted in C99 by %j, %ll and SCNd64. */ scanf ("%qd%qi%qo%qu%qx%qX%qn", qp, qp, uqp, uqp, uqp, uqp, qn); scanf ("%qf", fp); /* { dg-warning "length" "bad use of %q" } */ scanf ("%qF", fp); /* { dg-warning "length" "bad use of %q" } */ scanf ("%qe", fp); /* { dg-warning "length" "bad use of %q" } */ scanf ("%qE", fp); /* { dg-warning "length" "bad use of %q" } */ scanf ("%qg", fp); /* { dg-warning "length" "bad use of %q" } */ scanf ("%qG", fp); /* { dg-warning "length" "bad use of %q" } */ scanf ("%qa", fp); /* { dg-warning "length" "bad use of %q" } */ scanf ("%qA", fp); /* { dg-warning "length" "bad use of %q" } */ scanf ("%qs", s); /* { dg-warning "length" "bad use of %q" } */ scanf ("%q[abc]", s); /* { dg-warning "length" "bad use of %q" } */ scanf ("%qc", s); /* { dg-warning "length" "bad use of %q" } */ scanf ("%qp", pp); /* { dg-warning "length" "bad use of %q" } */ scanf ("%qC", ls); /* { dg-warning "length" "bad use of %q" } */ scanf ("%qS", ls); /* { dg-warning "length" "bad use of %q" } */ /* As an extension, GCC allows the length "L" on integer formats (but not %n) as a synonym for "ll". This should be considered deprecated. */ scanf ("%Ld%Li%Lo%Lu%Lx%LX", llp, llp, ullp, ullp, ullp, ullp); /* glibc also supports flags ' and I on scanf formats. The ' flag applies to all formats scanning decimal values; the I flag only to decimal integer formats. */ scanf ("%'d%'i%'u%'a%'A%'e%'E%'f%'F%'g%'G", ip, ip, up, fp, fp, fp, fp, fp, fp, fp, fp); scanf ("%'o", up); /* { dg-warning "flag" "bad use of ' flag" } */ scanf ("%'x", up); /* { dg-warning "flag" "bad use of ' flag" } */ scanf ("%'X", up); /* { dg-warning "flag" "bad use of ' flag" } */ scanf ("%'n", ip); /* { dg-warning "flag" "bad use of ' flag" } */ scanf ("%'s", s); /* { dg-warning "flag" "bad use of ' flag" } */ scanf ("%'[abc]", s); /* { dg-warning "flag" "bad use of ' flag" } */ scanf ("%'c", s); /* { dg-warning "flag" "bad use of ' flag" } */ scanf ("%'p", pp); /* { dg-warning "flag" "bad use of ' flag" } */ scanf ("%'C", ls); /* { dg-warning "flag" "bad use of ' flag" } */ scanf ("%'S", ls); /* { dg-warning "flag" "bad use of ' flag" } */ scanf ("%Id%Ii%Iu", ip, ip, up); scanf ("%Ia", fp); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%IA", fp); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%Ie", fp); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%IE", fp); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%If", fp); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%IF", fp); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%Ig", fp); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%IG", fp); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%Io", up); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%Ix", up); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%IX", up); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%In", ip); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%Is", s); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%I[abc]", s); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%Ic", s); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%Ip", pp); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%IC", ls); /* { dg-warning "flag" "bad use of I flag" } */ scanf ("%IS", ls); /* { dg-warning "flag" "bad use of I flag" } */ }