authorgravatar for andrew@ziglang.orgAndrew Kelley <andrew@ziglang.org> 2019-05-10 01:23:22-04:00
committergravatar for andrew@ziglang.orgAndrew Kelley <andrew@ziglang.org> 2019-05-10 01:24:00-04:00
log1c0223899cfe6c1c73f186330f6eff2cc9e78579
treeaec4733fb73e6eba6407c81aa7ddfadfb52f650d
parentf8b7ea119f89c0625fd27c3ec1db338b79af58bd
signaturelock-open Commit is signed but in an unrecognized format.

translate-c: progress on self-hosted function prototypes

See #1964

5 files changed, 211 insertions(+), 83 deletions(-)

src-self-hosted/clang.zig+4
...@@ -519,6 +519,10 @@ pub extern fn ZigClangFunctionType_getNoReturnAttr(self: *const ZigClangFunction...@@ -519,6 +519,10 @@ pub extern fn ZigClangFunctionType_getNoReturnAttr(self: *const ZigClangFunction
519pub extern fn ZigClangFunctionType_getCallConv(self: *const ZigClangFunctionType) ZigClangCallingConv;519pub extern fn ZigClangFunctionType_getCallConv(self: *const ZigClangFunctionType) ZigClangCallingConv;
520pub extern fn ZigClangFunctionType_getReturnType(self: *const ZigClangFunctionType) ZigClangQualType;520pub extern fn ZigClangFunctionType_getReturnType(self: *const ZigClangFunctionType) ZigClangQualType;
521521
522pub extern fn ZigClangFunctionProtoType_isVariadic(self: *const struct_ZigClangFunctionProtoType) bool;
523pub extern fn ZigClangFunctionProtoType_getNumParams(self: *const struct_ZigClangFunctionProtoType) c_uint;
524pub extern fn ZigClangFunctionProtoType_getParamType(self: *const struct_ZigClangFunctionProtoType, i: c_uint) ZigClangQualType;
525
522pub const ZigClangSourceLocation = struct_ZigClangSourceLocation;526pub const ZigClangSourceLocation = struct_ZigClangSourceLocation;
523pub const ZigClangQualType = struct_ZigClangQualType;527pub const ZigClangQualType = struct_ZigClangQualType;
524pub const ZigClangAPValueLValueBase = struct_ZigClangAPValueLValueBase;528pub const ZigClangAPValueLValueBase = struct_ZigClangAPValueLValueBase;
src-self-hosted/translate_c.zig+183-79
...@@ -110,7 +110,7 @@ pub fn translate(...@@ -110,7 +110,7 @@ pub fn translate(
110 return context.err;110 return context.err;
111 }111 }
112112
113 try appendToken(&context, .Eof, "");113 _ = try appendToken(&context, .Eof, "");
114 tree.source = source_buffer.toOwnedSlice();114 tree.source = source_buffer.toOwnedSlice();
115 return tree;115 return tree;
116}116}
...@@ -149,7 +149,7 @@ fn declVisitor(c: *Context, decl: *const ZigClangDecl) Error!void {...@@ -149,7 +149,7 @@ fn declVisitor(c: *Context, decl: *const ZigClangDecl) Error!void {
149}149}
150150
151fn visitFnDecl(c: *Context, fn_decl: *const ZigClangFunctionDecl) Error!void {151fn visitFnDecl(c: *Context, fn_decl: *const ZigClangFunctionDecl) Error!void {
152 const fn_name = c.str(ZigClangDecl_getName_bytes_begin(@ptrCast(*const ZigClangDecl, fn_decl)));152 const fn_name = try c.str(ZigClangDecl_getName_bytes_begin(@ptrCast(*const ZigClangDecl, fn_decl)));
153153
154 // TODO The C++ code has this:154 // TODO The C++ code has this:
155 //if (get_global(c, fn_name)) {155 //if (get_global(c, fn_name)) {
...@@ -160,28 +160,49 @@ fn visitFnDecl(c: *Context, fn_decl: *const ZigClangFunctionDecl) Error!void {...@@ -160,28 +160,49 @@ fn visitFnDecl(c: *Context, fn_decl: *const ZigClangFunctionDecl) Error!void {
160 const fn_decl_loc = ZigClangFunctionDecl_getLocation(fn_decl);160 const fn_decl_loc = ZigClangFunctionDecl_getLocation(fn_decl);
161 const proto_node = transQualType(c, ZigClangFunctionDecl_getType(fn_decl), fn_decl_loc) catch |e| switch (e) {161 const proto_node = transQualType(c, ZigClangFunctionDecl_getType(fn_decl), fn_decl_loc) catch |e| switch (e) {
162 error.UnsupportedType => {162 error.UnsupportedType => {
163 try emitWarning(c, fn_decl_loc, "unable to resolve prototype of function '{}'", fn_name);163 try failDecl(c, fn_decl_loc, fn_name, "unable to resolve prototype of function");
164 return;164 return;
165 },165 },
166 else => return e,166 else => return e,
167 };167 };
168 const semi_tok = try appendToken(c, .Semicolon, ";");
168169
169 try emitWarning(c, fn_decl_loc, "TODO implement translate-c for function decls");170 try emitWarning(c, fn_decl_loc, "TODO implement more translate-c for function decls");
171
172 try c.tree.root_node.decls.push(proto_node);
170}173}
171174
172fn transQualType(c: *Context, qt: ZigClangQualType, source_loc: ZigClangSourceLocation) !*ast.Node {175fn transQualType(c: *Context, qt: ZigClangQualType, source_loc: ZigClangSourceLocation) !*ast.Node {
173 return transType(c, ZigClangQualType_getTypePtr(qt), source_loc);176 return transType(c, ZigClangQualType_getTypePtr(qt), source_loc);
174}177}
175178
179const RestorePoint = struct {
180 context: *Context,
181 token_index: ast.TokenIndex,
182 src_buf_index: usize,
183
184 fn activate(self: RestorePoint) void {
185 self.context.tree.tokens.shrink(self.token_index);
186 self.context.source_buffer.shrink(self.src_buf_index);
187 }
188};
189
190fn makeRestorePoint(c: *Context) RestorePoint {
191 return RestorePoint{
192 .context = c,
193 .token_index = c.tree.tokens.len,
194 .src_buf_index = c.source_buffer.len(),
195 };
196}
197
176fn transType(c: *Context, ty: *const ZigClangType, source_loc: ZigClangSourceLocation) !*ast.Node {198fn transType(c: *Context, ty: *const ZigClangType, source_loc: ZigClangSourceLocation) !*ast.Node {
199 const rp = makeRestorePoint(c);
200
177 switch (ZigClangType_getTypeClass(ty)) {201 switch (ZigClangType_getTypeClass(ty)) {
178 .Builtin => {202 .Builtin => {
179 const builtin_ty = @ptrCast(*const ZigClangBuiltinType, ty);203 const builtin_ty = @ptrCast(*const ZigClangBuiltinType, ty);
180 switch (ZigClangBuiltinType_getKind(builtin_ty)) {204 switch (ZigClangBuiltinType_getKind(builtin_ty)) {
181 else => {205 else => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported builtin type"),
182 try emitWarning(c, source_loc, "unsupported builtin type");
183 return error.UnsupportedType;
184 },
185 }206 }
186 },207 },
187 .FunctionProto => {208 .FunctionProto => {
...@@ -189,87 +210,157 @@ fn transType(c: *Context, ty: *const ZigClangType, source_loc: ZigClangSourceLoc...@@ -189,87 +210,157 @@ fn transType(c: *Context, ty: *const ZigClangType, source_loc: ZigClangSourceLoc
189 const cc = switch (ZigClangFunctionType_getCallConv(fn_ty)) {210 const cc = switch (ZigClangFunctionType_getCallConv(fn_ty)) {
190 .C => CallingConvention.c,211 .C => CallingConvention.c,
191 .X86StdCall => CallingConvention.stdcall,212 .X86StdCall => CallingConvention.stdcall,
192 .X86FastCall => {213 .X86FastCall => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: x86 fastcall"),
193 try emitWarning(c, source_loc, "unsupported calling convention: x86 fastcall");214 .X86ThisCall => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: x86 thiscall"),
194 return error.UnsupportedType;215 .X86VectorCall => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: x86 vectorcall"),
195 },216 .X86Pascal => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: x86 pascal"),
196 .X86ThisCall => {217 .Win64 => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: win64"),
197 try emitWarning(c, source_loc, "unsupported calling convention: x86 thiscall");218 .X86_64SysV => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: x86 64sysv"),
198 return error.UnsupportedType;219 .X86RegCall => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: x86 reg"),
199 },220 .AAPCS => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: aapcs"),
200 .X86VectorCall => {221 .AAPCS_VFP => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: aapcs-vfp"),
201 try emitWarning(c, source_loc, "unsupported calling convention: x86 vectorcall");222 .IntelOclBicc => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: intel_ocl_bicc"),
202 return error.UnsupportedType;223 .SpirFunction => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: SPIR function"),
203 },224 .OpenCLKernel => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: OpenCLKernel"),
204 .X86Pascal => {225 .Swift => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: Swift"),
205 try emitWarning(c, source_loc, "unsupported calling convention: x86 pascal");226 .PreserveMost => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: PreserveMost"),
206 return error.UnsupportedType;227 .PreserveAll => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: PreserveAll"),
207 },228 .AArch64VectorCall => return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported calling convention: AArch64VectorCall"),
208 .Win64 => {229 };
209 try emitWarning(c, source_loc, "unsupported calling convention: win64");230
210 return error.UnsupportedType;231 const fn_proto_ty = @ptrCast(*const ZigClangFunctionProtoType, ty);
211 },232 const is_var_args = ZigClangFunctionProtoType_isVariadic(fn_proto_ty);
212 .X86_64SysV => {233 const param_count: usize = ZigClangFunctionProtoType_getNumParams(fn_proto_ty);
213 try emitWarning(c, source_loc, "unsupported calling convention: x86 64sysv");234 var i: usize = 0;
214 return error.UnsupportedType;235 while (i < param_count) : (i += 1) {
215 },236 return revertAndWarn(rp, error.UnsupportedType, source_loc, "TODO: implement parameters for FunctionProto in transType");
216 .X86RegCall => {237 }
217 try emitWarning(c, source_loc, "unsupported calling convention: x86 reg");238 // TODO check for always_inline attribute
218 return error.UnsupportedType;239 // TODO check for align attribute
219 },240
220 .AAPCS => {241 // extern fn (...) T
221 try emitWarning(c, source_loc, "unsupported calling convention: aapcs");242 const cc_tok = if (cc == .stdcall) try appendToken(c, .Keyword_stdcallcc, "stdcallcc") else null;
222 return error.UnsupportedType;243 const extern_tok = if (cc == .c) try appendToken(c, .Keyword_extern, "extern") else null;
223 },244 const fn_tok = try appendToken(c, .Keyword_fn, "fn");
224 .AAPCS_VFP => {245 const lparen_tok = try appendToken(c, .LParen, "(");
225 try emitWarning(c, source_loc, "unsupported calling convention: aapcs-vfp");246 const var_args_tok = if (is_var_args) try appendToken(c, .Ellipsis3, "...") else null;
226 return error.UnsupportedType;247 const rparen_tok = try appendToken(c, .RParen, ")");
227 },248
228 .IntelOclBicc => {249 const return_type_node = blk: {
229 try emitWarning(c, source_loc, "unsupported calling convention: intel_ocl_bicc");250 if (ZigClangFunctionType_getNoReturnAttr(fn_ty)) {
230 return error.UnsupportedType;251 break :blk try appendIdentifier(c, "noreturn");
231 },252 } else {
232 .SpirFunction => {253 return revertAndWarn(rp, error.UnsupportedType, source_loc, "TODO: non-noreturn FunctionProto return type");
233 try emitWarning(c, source_loc, "unsupported calling convention: SPIR function");254 //proto_node->data.fn_proto.return_type = trans_qual_type(c,
234 return error.UnsupportedType;255 // ZigClangFunctionType_getReturnType(fn_ty), source_loc);
235 },256 //if (proto_node->data.fn_proto.return_type == nullptr) {
236 .OpenCLKernel => {257 // emit_warning(c, source_loc, "unsupported function proto return type");
237 try emitWarning(c, source_loc, "unsupported calling convention: OpenCLKernel");258 // return nullptr;
238 return error.UnsupportedType;259 //}
239 },260 //// convert c_void to actual void (only for return type)
240 .Swift => {261 //// we do want to look at the AstNode instead of ZigClangQualType, because
241 try emitWarning(c, source_loc, "unsupported calling convention: Swift");262 //// if they do something like:
242 return error.UnsupportedType;263 //// typedef Foo void;
243 },264 //// void foo(void) -> Foo;
244 .PreserveMost => {265 //// we want to keep the return type AST node.
245 try emitWarning(c, source_loc, "unsupported calling convention: PreserveMost");266 //if (is_c_void_type(proto_node->data.fn_proto.return_type)) {
246 return error.UnsupportedType;267 // proto_node->data.fn_proto.return_type = trans_create_node_symbol_str(c, "void");
247 },268 //}
248 .PreserveAll => {269 }
249 try emitWarning(c, source_loc, "unsupported calling convention: PreserveAll");270 };
250 return error.UnsupportedType;271
251 },272 const fn_proto = try c.a().create(ast.Node.FnProto);
252 .AArch64VectorCall => {273 fn_proto.* = ast.Node.FnProto{
253 try emitWarning(c, source_loc, "unsupported calling convention: AArch64VectorCall");274 .base = ast.Node{ .id = ast.Node.Id.FnProto },
254 return error.UnsupportedType;275 .doc_comments = null,
255 },276 .visib_token = null,
277 .fn_token = fn_tok,
278 .name_token = null,
279 .params = ast.Node.FnProto.ParamList.init(c.a()),
280 .return_type = ast.Node.FnProto.ReturnType{ .Explicit = return_type_node },
281 .var_args_token = var_args_tok,
282 .extern_export_inline_token = extern_tok,
283 .cc_token = cc_tok,
284 .async_attr = null,
285 .body_node = null,
286 .lib_name = null,
287 .align_expr = null,
288 .section_expr = null,
256 };289 };
257 try emitWarning(c, source_loc, "TODO: implement transType for FunctionProto");290 return &fn_proto.base;
258 return error.UnsupportedType;
259 },291 },
292
260 else => {293 else => {
261 const type_name = c.str(ZigClangType_getTypeClassName(ty));294 const type_name = c.str(ZigClangType_getTypeClassName(ty));
262 try emitWarning(c, source_loc, "unsupported type: '{}'", type_name);295 return revertAndWarn(rp, error.UnsupportedType, source_loc, "unsupported type: '{}'", type_name);
263 return error.UnsupportedType;
264 },296 },
265 }297 }
266}298}
267299
300fn revertAndWarn(
301 restore_point: RestorePoint,
302 err: var,
303 source_loc: ZigClangSourceLocation,
304 comptime format: []const u8,
305 args: ...,
306) (@typeOf(err) || error{OutOfMemory}) {
307 restore_point.activate();
308 try emitWarning(restore_point.context, source_loc, format, args);
309 return err;
310}
311
268fn emitWarning(c: *Context, loc: ZigClangSourceLocation, comptime format: []const u8, args: ...) !void {312fn emitWarning(c: *Context, loc: ZigClangSourceLocation, comptime format: []const u8, args: ...) !void {
269 try appendToken(c, .LineComment, "// {}: warning: " ++ format, c.locStr(loc), args);313 _ = try appendToken(c, .LineComment, "// {}: warning: " ++ format, c.locStr(loc), args);
314}
315
316fn failDecl(c: *Context, loc: ZigClangSourceLocation, name: []const u8, comptime format: []const u8, args: ...) !void {
317 // const name = @compileError(msg);
318 const const_tok = try appendToken(c, .Keyword_const, "const");
319 const name_tok = try appendToken(c, .Identifier, "{}", name);
320 const eq_tok = try appendToken(c, .Equal, "=");
321 const builtin_tok = try appendToken(c, .Builtin, "@compileError");
322 const lparen_tok = try appendToken(c, .LParen, "(");
323 const msg_tok = try appendToken(c, .StringLiteral, "\"" ++ format ++ "\"", args);
324 const rparen_tok = try appendToken(c, .RParen, ")");
325 const semi_tok = try appendToken(c, .Semicolon, ";");
326
327 const msg_node = try c.a().create(ast.Node.StringLiteral);
328 msg_node.* = ast.Node.StringLiteral{
329 .base = ast.Node{ .id = ast.Node.Id.StringLiteral },
330 .token = msg_tok,
331 };
332
333 const call_node = try c.a().create(ast.Node.BuiltinCall);
334 call_node.* = ast.Node.BuiltinCall{
335 .base = ast.Node{ .id = ast.Node.Id.BuiltinCall },
336 .builtin_token = builtin_tok,
337 .params = ast.Node.BuiltinCall.ParamList.init(c.a()),
338 .rparen_token = rparen_tok,
339 };
340 try call_node.params.push(&msg_node.base);
341
342 const var_decl_node = try c.a().create(ast.Node.VarDecl);
343 var_decl_node.* = ast.Node.VarDecl{
344 .base = ast.Node{ .id = ast.Node.Id.VarDecl },
345 .doc_comments = null,
346 .visib_token = null,
347 .thread_local_token = null,
348 .name_token = name_tok,
349 .eq_token = eq_tok,
350 .mut_token = const_tok,
351 .comptime_token = null,
352 .extern_export_token = null,
353 .lib_name = null,
354 .type_node = null,
355 .align_node = null,
356 .section_node = null,
357 .init_node = &call_node.base,
358 .semicolon_token = semi_tok,
359 };
360 try c.tree.root_node.decls.push(&var_decl_node.base);
270}361}
271362
272fn appendToken(c: *Context, token_id: Token.Id, comptime format: []const u8, args: ...) !void {363fn appendToken(c: *Context, token_id: Token.Id, comptime format: []const u8, args: ...) !ast.TokenIndex {
273 const S = struct {364 const S = struct {
274 fn callback(context: *Context, bytes: []const u8) Error!void {365 fn callback(context: *Context, bytes: []const u8) Error!void {
275 return context.source_buffer.append(bytes);366 return context.source_buffer.append(bytes);
...@@ -280,8 +371,9 @@ fn appendToken(c: *Context, token_id: Token.Id, comptime format: []const u8, arg...@@ -280,8 +371,9 @@ fn appendToken(c: *Context, token_id: Token.Id, comptime format: []const u8, arg
280371
281 try std.fmt.format(c, Error, S.callback, format, args);372 try std.fmt.format(c, Error, S.callback, format, args);
282 const end_index = c.source_buffer.len();373 const end_index = c.source_buffer.len();
374 const token_index = c.tree.tokens.len;
283 const new_token = try c.tree.tokens.addOne();375 const new_token = try c.tree.tokens.addOne();
284 errdefer c.tree.tokens.shrink(c.tree.tokens.len - 1);376 errdefer c.tree.tokens.shrink(token_index);
285377
286 new_token.* = Token{378 new_token.* = Token{
287 .id = token_id,379 .id = token_id,
...@@ -289,6 +381,18 @@ fn appendToken(c: *Context, token_id: Token.Id, comptime format: []const u8, arg...@@ -289,6 +381,18 @@ fn appendToken(c: *Context, token_id: Token.Id, comptime format: []const u8, arg
289 .end = end_index,381 .end = end_index,
290 };382 };
291 try c.source_buffer.appendByte('\n');383 try c.source_buffer.appendByte('\n');
384
385 return token_index;
386}
387
388fn appendIdentifier(c: *Context, name: []const u8) !*ast.Node {
389 const token_index = try appendToken(c, .Identifier, "{}", name);
390 const identifier = try c.a().create(ast.Node.Identifier);
391 identifier.* = ast.Node.Identifier{
392 .base = ast.Node{ .id = ast.Node.Id.Identifier },
393 .token = token_index,
394 };
395 return &identifier.base;
292}396}
293397
294pub fn freeErrors(errors: []ClangErrMsg) void {398pub fn freeErrors(errors: []ClangErrMsg) void {
src/translate_c.cpp+4-4
...@@ -1152,13 +1152,13 @@ static AstNode *trans_type(Context *c, const ZigClangType *ty, ZigClangSourceLoc...@@ -1152,13 +1152,13 @@ static AstNode *trans_type(Context *c, const ZigClangType *ty, ZigClangSourceLoc
1152 return proto_node;1152 return proto_node;
1153 }1153 }
11541154
1155 const clang::FunctionProtoType *fn_proto_ty = reinterpret_cast<const clang::FunctionProtoType*>(ty);1155 const ZigClangFunctionProtoType *fn_proto_ty = reinterpret_cast<const ZigClangFunctionProtoType*>(ty);
11561156
1157 proto_node->data.fn_proto.is_var_args = fn_proto_ty->isVariadic();1157 proto_node->data.fn_proto.is_var_args = ZigClangFunctionProtoType_isVariadic(fn_proto_ty);
1158 size_t param_count = fn_proto_ty->getNumParams();1158 size_t param_count = ZigClangFunctionProtoType_getNumParams(fn_proto_ty);
11591159
1160 for (size_t i = 0; i < param_count; i += 1) {1160 for (size_t i = 0; i < param_count; i += 1) {
1161 ZigClangQualType qt = bitcast(fn_proto_ty->getParamType(i));1161 ZigClangQualType qt = ZigClangFunctionProtoType_getParamType(fn_proto_ty, i);
1162 AstNode *param_type_node = trans_qual_type(c, qt, source_loc);1162 AstNode *param_type_node = trans_qual_type(c, qt, source_loc);
11631163
1164 if (param_type_node == nullptr) {1164 if (param_type_node == nullptr) {
src/zig_clang.cpp+17
...@@ -1751,3 +1751,20 @@ struct ZigClangQualType ZigClangFunctionType_getReturnType(const struct ZigClang...@@ -1751,3 +1751,20 @@ struct ZigClangQualType ZigClangFunctionType_getReturnType(const struct ZigClang
1751 auto casted = reinterpret_cast<const clang::FunctionType *>(self);1751 auto casted = reinterpret_cast<const clang::FunctionType *>(self);
1752 return bitcast(casted->getReturnType());1752 return bitcast(casted->getReturnType());
1753}1753}
1754
1755bool ZigClangFunctionProtoType_isVariadic(const struct ZigClangFunctionProtoType *self) {
1756 auto casted = reinterpret_cast<const clang::FunctionProtoType *>(self);
1757 return casted->isVariadic();
1758}
1759
1760unsigned ZigClangFunctionProtoType_getNumParams(const struct ZigClangFunctionProtoType *self) {
1761 auto casted = reinterpret_cast<const clang::FunctionProtoType *>(self);
1762 return casted->getNumParams();
1763}
1764
1765struct ZigClangQualType ZigClangFunctionProtoType_getParamType(const struct ZigClangFunctionProtoType *self,
1766 unsigned index)
1767{
1768 auto casted = reinterpret_cast<const clang::FunctionProtoType *>(self);
1769 return bitcast(casted->getParamType(index));
1770}
src/zig_clang.h+3
...@@ -802,4 +802,7 @@ ZIG_EXTERN_C bool ZigClangFunctionType_getNoReturnAttr(const struct ZigClangFunc...@@ -802,4 +802,7 @@ ZIG_EXTERN_C bool ZigClangFunctionType_getNoReturnAttr(const struct ZigClangFunc
802ZIG_EXTERN_C enum ZigClangCallingConv ZigClangFunctionType_getCallConv(const struct ZigClangFunctionType *self);802ZIG_EXTERN_C enum ZigClangCallingConv ZigClangFunctionType_getCallConv(const struct ZigClangFunctionType *self);
803ZIG_EXTERN_C struct ZigClangQualType ZigClangFunctionType_getReturnType(const struct ZigClangFunctionType *self);803ZIG_EXTERN_C struct ZigClangQualType ZigClangFunctionType_getReturnType(const struct ZigClangFunctionType *self);
804804
805ZIG_EXTERN_C bool ZigClangFunctionProtoType_isVariadic(const struct ZigClangFunctionProtoType *self);
806ZIG_EXTERN_C unsigned ZigClangFunctionProtoType_getNumParams(const struct ZigClangFunctionProtoType *self);
807ZIG_EXTERN_C struct ZigClangQualType ZigClangFunctionProtoType_getParamType(const struct ZigClangFunctionProtoType *self, unsigned i);
805#endif808#endif