/* Test for scanf formats. %m extensions. */ /* { dg-do compile } */ /* { dg-options "-std=gnu99 -Wformat" } */ #include "format.h" void foo (char **sp, wchar_t **lsp, int *ip, float *fp, void **pp) { /* m assignment-allocation modifier, recognized in both C90 and C99 modes, is a POSIX and ISO/IEC WDTR 24731-2 extension. */ scanf ("%ms", sp); scanf ("%mS", lsp); scanf ("%mls", lsp); scanf ("%m[bcd]", sp); scanf ("%ml[bcd]", lsp); scanf ("%mc", sp); scanf ("%mlc", lsp); scanf ("%mC", lsp); scanf ("%*ms"); scanf ("%*mS"); scanf ("%*mls"); /* { dg-warning "assignment suppression and length modifier" } */ scanf ("%*m[bcd]"); scanf ("%*ml[bcd]"); /* { dg-warning "assignment suppression and length modifier" } */ scanf ("%*mc"); scanf ("%*mlc"); /* { dg-warning "assignment suppression and length modifier" } */ scanf ("%*mC"); scanf ("%10ms", sp); scanf ("%5mS", lsp); scanf ("%9mls", lsp); scanf ("%25m[bcd]", sp); scanf ("%41ml[bcd]", lsp); scanf ("%131mc", sp); scanf ("%27mlc", lsp); scanf ("%2mC", lsp); scanf ("%*10ms"); scanf ("%*5mS"); scanf ("%*9mls"); /* { dg-warning "assignment suppression and length modifier" } */ scanf ("%*25m[bcd]"); scanf ("%*41ml[bcd]"); /* { dg-warning "assignment suppression and length modifier" } */ scanf ("%*131mc"); scanf ("%*27mlc"); /* { dg-warning "assignment suppression and length modifier" } */ scanf ("%*2mC"); scanf ("%md", ip); /* { dg-warning "flag used with" } */ scanf ("%mi", ip); /* { dg-warning "flag used with" } */ scanf ("%mo", ip); /* { dg-warning "flag used with" } */ scanf ("%mu", ip); /* { dg-warning "flag used with" } */ scanf ("%mx", ip); /* { dg-warning "flag used with" } */ scanf ("%ma", fp); /* { dg-warning "flag used with" } */ scanf ("%mA", fp); /* { dg-warning "flag used with" } */ scanf ("%me", fp); /* { dg-warning "flag used with" } */ scanf ("%mf", fp); /* { dg-warning "flag used with" } */ scanf ("%mg", fp); /* { dg-warning "flag used with" } */ scanf ("%mp", pp); /* { dg-warning "flag used with" } */ }