Add ostream header to all generated .cpp files.

Ideally we'd just do this when we need it, but the ostream derivation
will be controlled by both global config and per-structure config, so
it's hard to know exactly when we need it and when we don't.

src/bindgen/bindings.rs

@@ -180,6 +180,8 @@ impl Bindings {
                 out.new_line();
                 out.write("#include <cstdlib>");
                 out.new_line();
+                out.write("#include <ostream>");
+                out.new_line();
                 out.write("#include <new>");
                 out.new_line();
                 if self.config.enumeration.cast_assert_name.is_none()

tests/expectations/alias.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 enum class Status : uint32_t {

tests/expectations/annotation.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 enum class C : uint32_t {

tests/expectations/array.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Foo {

tests/expectations/asserted-cast.cpp

@@ -5,6 +5,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct I;

tests/expectations/assoc_const_conflict.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 static const uint32_t Foo_FOO = 42;

tests/expectations/assoc_constant.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Foo {

tests/expectations/associated_constant_panic.cpp

@@ -1,4 +1,5 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>

tests/expectations/associated_in_body.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 /// Constants shared by multiple CSS Box Alignment properties

tests/expectations/bitflags.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 /// Constants shared by multiple CSS Box Alignment properties

tests/expectations/body.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 enum class MyCLikeEnum {

tests/expectations/box.cpp

@@ -7,6 +7,7 @@ using Box = T*;
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 template<typename T = void>

tests/expectations/cdecl.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 using A = void(*)();

tests/expectations/cell.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 template<typename T = void>

tests/expectations/cfg-2.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 #if defined(NOT_DEFINED)

tests/expectations/cfg-field.cpp

@@ -1,4 +1,5 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>

tests/expectations/cfg.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 #if (defined(PLATFORM_WIN) || defined(M_32))

tests/expectations/char.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Foo {

tests/expectations/const_conflict.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 static const uint32_t Foo_FOO = 42;

tests/expectations/const_transparent.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 using Transparent = uint8_t;

tests/expectations/constant.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 static const uint8_t CAST = (uint8_t)'A';

tests/expectations/constant_big.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 static const int64_t SIGNED_DOESNT_NEED_ULL_SUFFIX = -9223372036854775807;

tests/expectations/constant_constexpr.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 constexpr static const float CONSTANT_FLOAT32 = 312.292;

tests/expectations/dep_v2.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct dep_struct {

tests/expectations/derive-eq.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Foo {

tests/expectations/destructor-and-copy-ctor.cpp

@@ -5,6 +5,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 enum class FillRule : uint8_t {

tests/expectations/display_list.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Rect {

tests/expectations/docstyle_auto.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 extern "C" {

tests/expectations/docstyle_c99.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 extern "C" {

tests/expectations/docstyle_doxy.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 extern "C" {

tests/expectations/documentation.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 extern "C" {

tests/expectations/documentation_attr.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 extern "C" {

tests/expectations/enum.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 enum class A : uint64_t {

tests/expectations/enum_self.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 template<typename T>

tests/expectations/euclid.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct LayoutUnit;

tests/expectations/expand.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Foo {

tests/expectations/expand_default_features.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Foo {

tests/expectations/expand_dep.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct dep_struct {

tests/expectations/expand_dep_v2.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct dep_struct {

tests/expectations/expand_features.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Foo {

tests/expectations/expand_no_default_features.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Foo {

tests/expectations/export_name.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 extern "C" {

tests/expectations/extern-2.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 extern "C" {

tests/expectations/extern.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Normal {

tests/expectations/external_workspace_child.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct ExtType {

tests/expectations/fns.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Fns {

tests/expectations/function_args.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 extern "C" {

tests/expectations/function_noreturn.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 #ifndef NO_RETURN_ATTR
   #ifdef __GNUC__

tests/expectations/function_sort_name.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 extern "C" {

tests/expectations/function_sort_none.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 extern "C" {

tests/expectations/generic-pointer.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 template<typename T>

tests/expectations/global_attr.cpp

@@ -1,4 +1,5 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>

tests/expectations/global_variable.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 extern "C" {

tests/expectations/ignore.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 extern "C" {

tests/expectations/include.cpp

@@ -1,5 +1,6 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 #include <math.h>

tests/expectations/include_item.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct A {

tests/expectations/inner_mod.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Foo {

tests/expectations/item_types.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 enum class OnlyThisShouldBeGenerated : uint8_t {

tests/expectations/item_types_renamed.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 enum class StyleOnlyThisShouldBeGenerated : uint8_t {

tests/expectations/layout.cpp

@@ -5,6 +5,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct RustAlign4Struct;

tests/expectations/layout_aligned_opaque.cpp

@@ -5,6 +5,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct OpaqueAlign16Union;

tests/expectations/layout_packed_opaque.cpp

@@ -5,6 +5,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct OpaquePackedStruct;

tests/expectations/lifetime_arg.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct A {

tests/expectations/linestyle_cr.cpp

@@ -1 +1 @@
-#include <cstdarg>
#include <cstdint>
#include <cstdlib>
#include <new>

struct Dummy {
  int32_t x;
  float y;
};

extern "C" {

void root(Dummy d);

} // extern "C"
+#include <cstdarg>
#include <cstdint>
#include <cstdlib>
#include <ostream>
#include <new>

struct Dummy {
  int32_t x;
  float y;
};

extern "C" {

void root(Dummy d);

} // extern "C"

tests/expectations/linestyle_crlf.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Dummy {

tests/expectations/linestyle_lf.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Dummy {

tests/expectations/literal_target.cpp

@@ -1,4 +1,5 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>

tests/expectations/mangle.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 template<typename T>

tests/expectations/manuallydrop.cpp

@@ -7,6 +7,7 @@ using ManuallyDrop = T;
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 template<typename T = void>

tests/expectations/maybeuninit.cpp

@@ -7,6 +7,7 @@ using MaybeUninit = T;
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 template<typename T = void>

tests/expectations/mod_2015.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 static const uint8_t EXPORT_ME_TOO = 42;

tests/expectations/mod_2018.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 static const uint8_t EXPORT_ME_TOO = 42;

tests/expectations/mod_attr.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 #if defined(BAR)

tests/expectations/mod_path.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 static const uint8_t EXPORT_ME_TOO = 42;

tests/expectations/monomorph-1.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 template<typename T = void>

tests/expectations/monomorph-2.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct A;

tests/expectations/monomorph-3.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 template<typename T = void>

tests/expectations/must-use.cpp

@@ -6,6 +6,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 template<typename T>

tests/expectations/namespace_constant.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 namespace constants {

tests/expectations/namespaces_constant.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 namespace constants {

tests/expectations/nested_import.cpp

@@ -1,4 +1,5 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>

tests/expectations/nonnull.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Opaque;

tests/expectations/nonnull_attribute.cpp

@@ -8,6 +8,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Opaque;

tests/expectations/opaque.cpp

@@ -10,6 +10,7 @@ struct DefaultHasher;
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 template<typename K = void, typename V = void, typename Hasher = void>

tests/expectations/pragma_once.cpp

@@ -3,6 +3,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 extern "C" {

tests/expectations/prefix.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 static const int32_t PREFIX_LEN = 22;

tests/expectations/prefixed_struct_literal.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct PREFIXFoo {

tests/expectations/prefixed_struct_literal_deep.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct PREFIXBar {

tests/expectations/ptrs_as_arrays.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 extern "C" {

tests/expectations/raw_lines.cpp

@@ -4,6 +4,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 #define VERSION 1
 

tests/expectations/rename-crate.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 #if !defined(DEFINE_FREEBSD)

tests/expectations/rename.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 static const int32_t C_H = 10;

tests/expectations/renaming-overrides-prefixing.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct StyleA;

tests/expectations/reserved.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct A {

tests/expectations/sentinel.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 enum class A : uint8_t {

tests/expectations/simplify-option-ptr.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Opaque;

tests/expectations/static.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Bar;

tests/expectations/std_lib.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 template<typename T = void>

tests/expectations/struct.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Opaque;

tests/expectations/struct_literal.cpp

@@ -1,6 +1,7 @@
 #include <cstdarg>
 #include <cstdint>
 #include <cstdlib>
+#include <ostream>
 #include <new>
 
 struct Bar;