/* PR 37186 */ /* { dg-do compile } */ /* { dg-options "-Wall -Werror -Wno-error=pointer-sign" } */ int foo(signed char *); /* { dg-message "note: expected 'signed char \\*' but argument is of type 'unsigned char \\*'" } */ int bar(unsigned char *p) { return foo(p); /* { dg-warning "pointer targets in passing argument 1 of 'foo' differ in signedness" } */ }