+2002-02-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/5503:
+ * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
+ use arguments from newtype.
+
2002-02-13 Eric Christopher <echristo@redhat.com>
* config/mips/mips.c (override_options): Add check for march/mipsX
* config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
not push_reload for altivec modes.
-2002-02-13 Joel Sherrill <joel@OARcorp.com>
+2002-02-13 Joel Sherrill <joel@OARcorp.com>
* config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
all RTEMS targets including removal of #includes from config/*/rtems*.h
if (! different_binding_level)
TREE_TYPE (olddecl) = oldtype;
}
+ else if (TYPE_ARG_TYPES (oldtype) == NULL
+ && TYPE_ARG_TYPES (newtype) != NULL)
+ {
+ /* For bcmp, bzero, fputs the builtin type has arguments not
+ specified. Use the ones from the prototype so that type checking
+ is done for them. */
+ tree trytype
+ = build_function_type (TREE_TYPE (oldtype),
+ TYPE_ARG_TYPES (newtype));
+ trytype = build_type_attribute_variant (trytype,
+ TYPE_ATTRIBUTES (oldtype));
+
+ oldtype = trytype;
+ if (! different_binding_level)
+ TREE_TYPE (olddecl) = oldtype;
+ }
if (!types_match)
{
/* If types don't match for a built-in, throw away the built-in. */
+2002-02-14 Jakub Jelinek <jakub@redhat.com>
+
+ * gcc.dg/noncompile/20020213-1.c: New test.
+
2002-02-13 Jakub Jelinek <jakub@redhat.com>
* g++.dg/other/debug3.C: New test.
--- /dev/null
+/* PR c/5503
+ Test whether argument checking is done for fputs, bzero and bcmp. */
+typedef struct { int i; } FILE;
+typedef __SIZE_TYPE__ size_t;
+int fputs (const char *, FILE *);
+void bzero (void *, size_t);
+int bcmp (const void *, const void *, size_t);
+
+char buf[32];
+FILE *f;
+
+int main ()
+{
+ fputs ("foo"); /* { dg-error "too few" } */
+ fputs ("foo", "bar", "baz"); /* { dg-error "too many" } */
+ fputs (21, 43);
+ bzero (buf); /* { dg-error "too few" } */
+ bzero (21); /* { dg-error "too few" } */
+ bcmp (buf, buf + 16); /* { dg-error "too few" } */
+ bcmp (21); /* { dg-error "too few" } */
+ fputs ("foo", f);
+ bzero (buf, 32);
+ bcmp (buf, buf + 16, 16);
+ return 0;
+}
+
+/* { dg-warning "passing arg 2 of" "2nd incompatible" { target *-*-* } 15 } */
+/* { dg-warning "passing arg 1 of" "1st incompatible" { target *-*-* } 16 } */
+/* { dg-warning "passing arg 2 of" "2nd incompatible" { target *-*-* } 16 } */
+/* { dg-warning "passing arg 1 of" "1st incompatible" { target *-*-* } 18 } */
+/* { dg-warning "passing arg 1 of" "1st incompatible" { target *-*-* } 20 } */