| // Copyright 2021 The Tint Authors. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "src/tint/resolver/resolver.h" |
| |
| #include "gmock/gmock.h" |
| #include "gtest/gtest-spi.h" |
| #include "src/tint/ast/assignment_statement.h" |
| #include "src/tint/ast/bitcast_expression.h" |
| #include "src/tint/ast/break_statement.h" |
| #include "src/tint/ast/builtin_texture_helper_test.h" |
| #include "src/tint/ast/call_statement.h" |
| #include "src/tint/ast/continue_statement.h" |
| #include "src/tint/ast/discard_statement.h" |
| #include "src/tint/ast/if_statement.h" |
| #include "src/tint/ast/loop_statement.h" |
| #include "src/tint/ast/return_statement.h" |
| #include "src/tint/ast/stage_attribute.h" |
| #include "src/tint/ast/switch_statement.h" |
| #include "src/tint/ast/unary_op_expression.h" |
| #include "src/tint/ast/variable_decl_statement.h" |
| #include "src/tint/resolver/resolver_test_helper.h" |
| #include "src/tint/sem/call.h" |
| #include "src/tint/sem/function.h" |
| #include "src/tint/sem/member_accessor_expression.h" |
| #include "src/tint/sem/sampled_texture.h" |
| #include "src/tint/sem/statement.h" |
| #include "src/tint/sem/variable.h" |
| |
| using ::testing::ElementsAre; |
| using ::testing::HasSubstr; |
| |
| using namespace tint::number_suffixes; // NOLINT |
| |
| namespace tint::resolver { |
| namespace { |
| |
| using ResolverValidationTest = ResolverTest; |
| |
| class FakeStmt final : public Castable<FakeStmt, ast::Statement> { |
| public: |
| FakeStmt(ProgramID pid, ast::NodeID nid, Source src) : Base(pid, nid, src) {} |
| FakeStmt* Clone(CloneContext*) const override { return nullptr; } |
| }; |
| |
| class FakeExpr final : public Castable<FakeExpr, ast::Expression> { |
| public: |
| FakeExpr(ProgramID pid, ast::NodeID nid, Source src) : Base(pid, nid, src) {} |
| FakeExpr* Clone(CloneContext*) const override { return nullptr; } |
| }; |
| |
| TEST_F(ResolverValidationTest, WorkgroupMemoryUsedInVertexStage) { |
| GlobalVar(Source{{1, 2}}, "wg", ty.vec4<f32>(), ast::StorageClass::kWorkgroup); |
| GlobalVar("dst", ty.vec4<f32>(), ast::StorageClass::kPrivate); |
| auto* stmt = Assign(Expr("dst"), Expr(Source{{3, 4}}, "wg")); |
| |
| Func(Source{{9, 10}}, "f0", {}, ty.vec4<f32>(), |
| { |
| stmt, |
| Return(Expr("dst")), |
| }, |
| { |
| Stage(ast::PipelineStage::kVertex), |
| }, |
| { |
| Builtin(ast::BuiltinValue::kPosition), |
| }); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "3:4 error: workgroup memory cannot be used by vertex pipeline " |
| "stage\n1:2 note: variable is declared here"); |
| } |
| |
| TEST_F(ResolverValidationTest, WorkgroupMemoryUsedInFragmentStage) { |
| // var<workgroup> wg : vec4<f32>; |
| // var<workgroup> dst : vec4<f32>; |
| // fn f2(){ dst = wg; } |
| // fn f1() { f2(); } |
| // @fragment |
| // fn f0() { |
| // f1(); |
| //} |
| |
| GlobalVar(Source{{1, 2}}, "wg", ty.vec4<f32>(), ast::StorageClass::kWorkgroup); |
| GlobalVar("dst", ty.vec4<f32>(), ast::StorageClass::kPrivate); |
| auto* stmt = Assign(Expr("dst"), Expr(Source{{3, 4}}, "wg")); |
| |
| Func(Source{{5, 6}}, "f2", {}, ty.void_(), {stmt}); |
| Func(Source{{7, 8}}, "f1", {}, ty.void_(), {CallStmt(Call("f2"))}); |
| Func(Source{{9, 10}}, "f0", {}, ty.void_(), {CallStmt(Call("f1"))}, |
| ast::AttributeList{Stage(ast::PipelineStage::kFragment)}); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(3:4 error: workgroup memory cannot be used by fragment pipeline stage |
| 1:2 note: variable is declared here |
| 5:6 note: called by function 'f2' |
| 7:8 note: called by function 'f1' |
| 9:10 note: called by entry point 'f0')"); |
| } |
| |
| TEST_F(ResolverValidationTest, UnhandledStmt) { |
| EXPECT_FATAL_FAILURE( |
| { |
| ProgramBuilder b; |
| b.WrapInFunction(b.create<FakeStmt>()); |
| Program(std::move(b)); |
| }, |
| "internal compiler error: unhandled node type: tint::resolver::FakeStmt"); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_If_NonBool) { |
| // if (1.23f) {} |
| |
| WrapInFunction(If(Expr(Source{{12, 34}}, 1.23_f), Block())); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| |
| EXPECT_EQ(r()->error(), "12:34 error: if statement condition must be bool, got f32"); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_ElseIf_NonBool) { |
| // else if (1.23f) {} |
| |
| WrapInFunction(If(Expr(true), Block(), Else(If(Expr(Source{{12, 34}}, 1.23_f), Block())))); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| |
| EXPECT_EQ(r()->error(), "12:34 error: if statement condition must be bool, got f32"); |
| } |
| |
| TEST_F(ResolverValidationTest, Expr_ErrUnknownExprType) { |
| EXPECT_FATAL_FAILURE( |
| { |
| ProgramBuilder b; |
| b.WrapInFunction(b.create<FakeExpr>()); |
| Resolver(&b).Resolve(); |
| }, |
| "internal compiler error: unhandled expression type: " |
| "tint::resolver::FakeExpr"); |
| } |
| |
| TEST_F(ResolverValidationTest, Expr_DontCall_Function) { |
| Func("func", {}, ty.void_(), {}, {}); |
| WrapInFunction(Expr(Source{{{3, 3}, {3, 8}}}, "func")); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "3:8 error: missing '(' for function call"); |
| } |
| |
| TEST_F(ResolverValidationTest, Expr_DontCall_Builtin) { |
| WrapInFunction(Expr(Source{{{3, 3}, {3, 8}}}, "round")); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "3:8 error: missing '(' for builtin call"); |
| } |
| |
| TEST_F(ResolverValidationTest, Expr_DontCall_Type) { |
| Alias("T", ty.u32()); |
| WrapInFunction(Expr(Source{{{3, 3}, {3, 8}}}, "T")); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "3:8 error: missing '(' for type constructor or cast"); |
| } |
| |
| TEST_F(ResolverValidationTest, AssignmentStmt_InvalidLHS_BuiltinFunctionName) { |
| // normalize = 2; |
| |
| auto* lhs = Expr(Source{{12, 34}}, "normalize"); |
| auto* rhs = Expr(2_i); |
| auto* assign = Assign(lhs, rhs); |
| WrapInFunction(assign); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: missing '(' for builtin call"); |
| } |
| |
| TEST_F(ResolverValidationTest, UsingUndefinedVariable_Fail) { |
| // b = 2; |
| |
| auto* lhs = Expr(Source{{12, 34}}, "b"); |
| auto* rhs = Expr(2_i); |
| auto* assign = Assign(lhs, rhs); |
| WrapInFunction(assign); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: unknown identifier: 'b'"); |
| } |
| |
| TEST_F(ResolverValidationTest, UsingUndefinedVariableInBlockStatement_Fail) { |
| // { |
| // b = 2; |
| // } |
| |
| auto* lhs = Expr(Source{{12, 34}}, "b"); |
| auto* rhs = Expr(2_i); |
| |
| auto* body = Block(Assign(lhs, rhs)); |
| WrapInFunction(body); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: unknown identifier: 'b'"); |
| } |
| |
| TEST_F(ResolverValidationTest, UsingUndefinedVariableGlobalVariable_Pass) { |
| // var global_var: f32 = 2.1; |
| // fn my_func() { |
| // global_var = 3.14; |
| // return; |
| // } |
| |
| GlobalVar("global_var", ty.f32(), ast::StorageClass::kPrivate, Expr(2.1_f)); |
| |
| Func("my_func", {}, ty.void_(), |
| { |
| Assign(Expr(Source{{12, 34}}, "global_var"), 3.14_f), |
| Return(), |
| }); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverValidationTest, UsingUndefinedVariableInnerScope_Fail) { |
| // { |
| // if (true) { var a : f32 = 2.0; } |
| // a = 3.14; |
| // } |
| auto* var = Var("a", ty.f32(), ast::StorageClass::kNone, Expr(2_f)); |
| |
| auto* cond = Expr(true); |
| auto* body = Block(Decl(var)); |
| |
| SetSource(Source{{12, 34}}); |
| auto* lhs = Expr(Source{{12, 34}}, "a"); |
| auto* rhs = Expr(3.14_f); |
| |
| auto* outer_body = Block(If(cond, body), Assign(lhs, rhs)); |
| |
| WrapInFunction(outer_body); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: unknown identifier: 'a'"); |
| } |
| |
| TEST_F(ResolverValidationTest, UsingUndefinedVariableOuterScope_Pass) { |
| // { |
| // var a : f32 = 2.0; |
| // if (true) { a = 3.14; } |
| // } |
| auto* var = Var("a", ty.f32(), ast::StorageClass::kNone, Expr(2_f)); |
| |
| auto* lhs = Expr(Source{{12, 34}}, "a"); |
| auto* rhs = Expr(3.14_f); |
| |
| auto* cond = Expr(true); |
| auto* body = Block(Assign(lhs, rhs)); |
| |
| auto* outer_body = Block(Decl(var), If(cond, body)); |
| |
| WrapInFunction(outer_body); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverValidationTest, UsingUndefinedVariableDifferentScope_Fail) { |
| // { |
| // { var a : f32 = 2.0; } |
| // { a = 3.14; } |
| // } |
| auto* var = Var("a", ty.f32(), ast::StorageClass::kNone, Expr(2_f)); |
| auto* first_body = Block(Decl(var)); |
| |
| auto* lhs = Expr(Source{{12, 34}}, "a"); |
| auto* rhs = Expr(3.14_f); |
| auto* second_body = Block(Assign(lhs, rhs)); |
| |
| auto* outer_body = Block(first_body, second_body); |
| |
| WrapInFunction(outer_body); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: unknown identifier: 'a'"); |
| } |
| |
| TEST_F(ResolverValidationTest, StorageClass_FunctionVariableWorkgroupClass) { |
| auto* var = Var("var", ty.i32(), ast::StorageClass::kWorkgroup); |
| |
| Func("func", {}, ty.void_(), |
| { |
| Decl(var), |
| }); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| |
| EXPECT_EQ(r()->error(), |
| "error: function-scope 'var' declaration must use 'function' storage class"); |
| } |
| |
| TEST_F(ResolverValidationTest, StorageClass_FunctionVariableI32) { |
| auto* var = Var("s", ty.i32(), ast::StorageClass::kPrivate); |
| |
| Func("func", {}, ty.void_(), |
| { |
| Decl(var), |
| }); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| |
| EXPECT_EQ(r()->error(), |
| "error: function-scope 'var' declaration must use 'function' storage class"); |
| } |
| |
| TEST_F(ResolverValidationTest, StorageClass_SamplerExplicitStorageClass) { |
| auto* t = ty.sampler(ast::SamplerKind::kSampler); |
| GlobalVar(Source{{12, 34}}, "var", t, ast::StorageClass::kHandle, |
| ast::AttributeList{ |
| create<ast::BindingAttribute>(0u), |
| create<ast::GroupAttribute>(0u), |
| }); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: variables of type 'sampler' must not have a storage class)"); |
| } |
| |
| TEST_F(ResolverValidationTest, StorageClass_TextureExplicitStorageClass) { |
| auto* t = ty.sampled_texture(ast::TextureDimension::k1d, ty.f32()); |
| GlobalVar(Source{{12, 34}}, "var", t, ast::StorageClass::kHandle, |
| ast::AttributeList{ |
| create<ast::BindingAttribute>(0u), |
| create<ast::GroupAttribute>(0u), |
| }); |
| |
| EXPECT_FALSE(r()->Resolve()) << r()->error(); |
| |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: variables of type 'texture_1d<f32>' must not have a storage class)"); |
| } |
| |
| TEST_F(ResolverValidationTest, Expr_MemberAccessor_VectorSwizzle_BadChar) { |
| GlobalVar("my_vec", ty.vec3<f32>(), ast::StorageClass::kPrivate); |
| |
| auto* ident = Expr(Source{{{3, 3}, {3, 7}}}, "xyqz"); |
| |
| auto* mem = MemberAccessor("my_vec", ident); |
| WrapInFunction(mem); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "3:5 error: invalid vector swizzle character"); |
| } |
| |
| TEST_F(ResolverValidationTest, Expr_MemberAccessor_VectorSwizzle_MixedChars) { |
| GlobalVar("my_vec", ty.vec4<f32>(), ast::StorageClass::kPrivate); |
| |
| auto* ident = Expr(Source{{{3, 3}, {3, 7}}}, "rgyw"); |
| |
| auto* mem = MemberAccessor("my_vec", ident); |
| WrapInFunction(mem); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "3:3 error: invalid mixing of vector swizzle characters rgba with xyzw"); |
| } |
| |
| TEST_F(ResolverValidationTest, Expr_MemberAccessor_VectorSwizzle_BadLength) { |
| GlobalVar("my_vec", ty.vec3<f32>(), ast::StorageClass::kPrivate); |
| |
| auto* ident = Expr(Source{{{3, 3}, {3, 8}}}, "zzzzz"); |
| auto* mem = MemberAccessor("my_vec", ident); |
| WrapInFunction(mem); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "3:3 error: invalid vector swizzle size"); |
| } |
| |
| TEST_F(ResolverValidationTest, Expr_MemberAccessor_VectorSwizzle_BadIndex) { |
| GlobalVar("my_vec", ty.vec2<f32>(), ast::StorageClass::kPrivate); |
| |
| auto* ident = Expr(Source{{3, 3}}, "z"); |
| auto* mem = MemberAccessor("my_vec", ident); |
| WrapInFunction(mem); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "3:3 error: invalid vector swizzle member"); |
| } |
| |
| TEST_F(ResolverValidationTest, Expr_MemberAccessor_BadParent) { |
| // var param: vec4<f32> |
| // let ret: f32 = *(¶m).x; |
| auto* param = Var("param", ty.vec4<f32>()); |
| auto* x = Expr(Source{{{3, 3}, {3, 8}}}, "x"); |
| |
| auto* addressOf_expr = AddressOf(Source{{12, 34}}, param); |
| auto* accessor_expr = MemberAccessor(addressOf_expr, x); |
| auto* star_p = Deref(accessor_expr); |
| auto* ret = Var("r", ty.f32(), star_p); |
| WrapInFunction(Decl(param), Decl(ret)); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: invalid member accessor expression. Expected vector " |
| "or struct, got 'ptr<function, vec4<f32>, read_write>'"); |
| } |
| |
| TEST_F(ResolverValidationTest, EXpr_MemberAccessor_FuncGoodParent) { |
| // fn func(p: ptr<function, vec4<f32>>) -> f32 { |
| // let x: f32 = (*p).z; |
| // return x; |
| // } |
| auto* p = Param("p", ty.pointer(ty.vec4<f32>(), ast::StorageClass::kFunction)); |
| auto* star_p = Deref(p); |
| auto* z = Expr(Source{{{3, 3}, {3, 8}}}, "z"); |
| auto* accessor_expr = MemberAccessor(star_p, z); |
| auto* x = Var("x", ty.f32(), accessor_expr); |
| Func("func", {p}, ty.f32(), {Decl(x), Return(x)}); |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverValidationTest, EXpr_MemberAccessor_FuncBadParent) { |
| // fn func(p: ptr<function, vec4<f32>>) -> f32 { |
| // let x: f32 = *p.z; |
| // return x; |
| // } |
| auto* p = Param("p", ty.pointer(ty.vec4<f32>(), ast::StorageClass::kFunction)); |
| auto* z = Expr(Source{{{3, 3}, {3, 8}}}, "z"); |
| auto* accessor_expr = MemberAccessor(p, z); |
| auto* star_p = Deref(accessor_expr); |
| auto* x = Var("x", ty.f32(), star_p); |
| Func("func", {p}, ty.f32(), {Decl(x), Return(x)}); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "error: invalid member accessor expression. " |
| "Expected vector or struct, got 'ptr<function, vec4<f32>, read_write>'"); |
| } |
| |
| TEST_F(ResolverValidationTest, |
| Stmt_Loop_ContinueInLoopBodyBeforeDeclAndAfterDecl_UsageInContinuing) { |
| // loop { |
| // continue; // Bypasses z decl |
| // var z : i32; // unreachable |
| // |
| // continuing { |
| // z = 2; |
| // } |
| // } |
| |
| auto error_loc = Source{{12, 34}}; |
| auto* body = Block(Continue(), Decl(error_loc, Var("z", ty.i32(), ast::StorageClass::kNone))); |
| auto* continuing = Block(Assign(Expr("z"), 2_i)); |
| auto* loop_stmt = Loop(body, continuing); |
| WrapInFunction(loop_stmt); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 warning: code is unreachable |
| error: continue statement bypasses declaration of 'z' |
| note: identifier 'z' declared here |
| note: identifier 'z' referenced in continuing block here)"); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_Loop_ContinueInLoopBodyAfterDecl_UsageInContinuing_InBlocks) { |
| // loop { |
| // if (false) { break; } |
| // var z : i32; |
| // {{{continue;}}} |
| // continue; // Ok |
| // |
| // continuing { |
| // z = 2i; |
| // } |
| // } |
| |
| auto* body = |
| Block(If(false, Block(Break())), // |
| Decl(Var("z", ty.i32(), ast::StorageClass::kNone)), Block(Block(Block(Continue())))); |
| auto* continuing = Block(Assign(Expr("z"), 2_i)); |
| auto* loop_stmt = Loop(body, continuing); |
| WrapInFunction(loop_stmt); |
| |
| ASSERT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_Loop_ContinueInLoopBodySubscopeBeforeDecl_UsageInContinuing) { |
| // loop { |
| // if (true) { |
| // continue; // Still bypasses z decl (if we reach here) |
| // } |
| // var z : i32; |
| // continuing { |
| // z = 2i; |
| // } |
| // } |
| |
| auto cont_loc = Source{{12, 34}}; |
| auto decl_loc = Source{{56, 78}}; |
| auto ref_loc = Source{{90, 12}}; |
| auto* body = Block(If(Expr(true), Block(Continue(cont_loc))), |
| Decl(Var(decl_loc, "z", ty.i32(), ast::StorageClass::kNone))); |
| auto* continuing = Block(Assign(Expr(ref_loc, "z"), 2_i)); |
| auto* loop_stmt = Loop(body, continuing); |
| WrapInFunction(loop_stmt); |
| |
| EXPECT_FALSE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: continue statement bypasses declaration of 'z' |
| 56:78 note: identifier 'z' declared here |
| 90:12 note: identifier 'z' referenced in continuing block here)"); |
| } |
| |
| TEST_F(ResolverValidationTest, |
| Stmt_Loop_ContinueInLoopBodySubscopeBeforeDecl_UsageInContinuingSubscope) { |
| // loop { |
| // if (true) { |
| // continue; // Still bypasses z decl (if we reach here) |
| // } |
| // var z : i32; |
| // continuing { |
| // if (true) { |
| // z = 2i; // Must fail even if z is in a sub-scope |
| // } |
| // } |
| // } |
| |
| auto cont_loc = Source{{12, 34}}; |
| auto decl_loc = Source{{56, 78}}; |
| auto ref_loc = Source{{90, 12}}; |
| auto* body = Block(If(Expr(true), Block(Continue(cont_loc))), |
| Decl(Var(decl_loc, "z", ty.i32(), ast::StorageClass::kNone))); |
| |
| auto* continuing = Block(If(Expr(true), Block(Assign(Expr(ref_loc, "z"), 2_i)))); |
| auto* loop_stmt = Loop(body, continuing); |
| WrapInFunction(loop_stmt); |
| |
| EXPECT_FALSE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: continue statement bypasses declaration of 'z' |
| 56:78 note: identifier 'z' declared here |
| 90:12 note: identifier 'z' referenced in continuing block here)"); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_Loop_ContinueInLoopBodySubscopeBeforeDecl_UsageOutsideBlock) { |
| // loop { |
| // if (true) { |
| // continue; // bypasses z decl (if we reach here) |
| // } |
| // var z : i32; |
| // continuing { |
| // // Must fail even if z is used in an expression that isn't |
| // // directly contained inside a block. |
| // if (z < 2i) { |
| // } |
| // } |
| // } |
| |
| auto cont_loc = Source{{12, 34}}; |
| auto decl_loc = Source{{56, 78}}; |
| auto ref_loc = Source{{90, 12}}; |
| auto* body = Block(If(Expr(true), Block(Continue(cont_loc))), |
| Decl(Var(decl_loc, "z", ty.i32(), ast::StorageClass::kNone))); |
| auto* compare = |
| create<ast::BinaryExpression>(ast::BinaryOp::kLessThan, Expr(ref_loc, "z"), Expr(2_i)); |
| auto* continuing = Block(If(compare, Block())); |
| auto* loop_stmt = Loop(body, continuing); |
| WrapInFunction(loop_stmt); |
| |
| EXPECT_FALSE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: continue statement bypasses declaration of 'z' |
| 56:78 note: identifier 'z' declared here |
| 90:12 note: identifier 'z' referenced in continuing block here)"); |
| } |
| |
| TEST_F(ResolverValidationTest, |
| Stmt_Loop_ContinueInLoopBodySubscopeBeforeDecl_UsageInContinuingLoop) { |
| // loop { |
| // if (true) { |
| // continue; // Still bypasses z decl (if we reach here) |
| // } |
| // var z : i32; |
| // continuing { |
| // loop { |
| // z = 2i; // Must fail even if z is in a sub-scope |
| // } |
| // } |
| // } |
| |
| auto cont_loc = Source{{12, 34}}; |
| auto decl_loc = Source{{56, 78}}; |
| auto ref_loc = Source{{90, 12}}; |
| auto* body = Block(If(Expr(true), Block(Continue(cont_loc))), |
| Decl(Var(decl_loc, "z", ty.i32(), ast::StorageClass::kNone))); |
| |
| auto* continuing = Block(Loop(Block(Assign(Expr(ref_loc, "z"), 2_i)))); |
| auto* loop_stmt = Loop(body, continuing); |
| WrapInFunction(loop_stmt); |
| |
| EXPECT_FALSE(r()->Resolve()) << r()->error(); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: continue statement bypasses declaration of 'z' |
| 56:78 note: identifier 'z' declared here |
| 90:12 note: identifier 'z' referenced in continuing block here)"); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_Loop_ContinueInNestedLoopBodyBeforeDecl_UsageInContinuing) { |
| // loop { |
| // loop { |
| // if (true) { continue; } // OK: not part of the outer loop |
| // break; |
| // } |
| // var z : i32; |
| // break; |
| // continuing { |
| // z = 2i; |
| // } |
| // } |
| |
| auto* inner_loop = Loop(Block( // |
| If(true, Block(Continue())), // |
| Break())); |
| auto* body = Block(inner_loop, // |
| Decl(Var("z", ty.i32(), ast::StorageClass::kNone)), // |
| Break()); |
| auto* continuing = Block(Assign("z", 2_i)); |
| auto* loop_stmt = Loop(body, continuing); |
| WrapInFunction(loop_stmt); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverValidationTest, |
| Stmt_Loop_ContinueInNestedLoopBodyBeforeDecl_UsageInContinuingSubscope) { |
| // loop { |
| // loop { |
| // if (true) { continue; } // OK: not part of the outer loop |
| // break; |
| // } |
| // var z : i32; |
| // break; |
| // continuing { |
| // if (true) { |
| // z = 2i; |
| // } |
| // } |
| // } |
| |
| auto* inner_loop = Loop(Block(If(true, Block(Continue())), // |
| Break())); |
| auto* body = Block(inner_loop, // |
| Decl(Var("z", ty.i32(), ast::StorageClass::kNone)), // |
| Break()); |
| auto* continuing = Block(If(Expr(true), Block(Assign("z", 2_i)))); |
| auto* loop_stmt = Loop(body, continuing); |
| WrapInFunction(loop_stmt); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_Loop_ContinueInNestedLoopBodyBeforeDecl_UsageInContinuingLoop) { |
| // loop { |
| // loop { |
| // if (true) { continue; } // OK: not part of the outer loop |
| // break; |
| // } |
| // var z : i32; |
| // break; |
| // continuing { |
| // loop { |
| // z = 2i; |
| // break; |
| // } |
| // } |
| // } |
| |
| auto* inner_loop = Loop(Block(If(true, Block(Continue())), // |
| Break())); |
| auto* body = Block(inner_loop, // |
| Decl(Var("z", ty.i32(), ast::StorageClass::kNone)), // |
| Break()); |
| auto* continuing = Block(Loop(Block(Assign("z", 2_i), // |
| Break()))); |
| auto* loop_stmt = Loop(body, continuing); |
| WrapInFunction(loop_stmt); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverTest, Stmt_Loop_ContinueInLoopBodyAfterDecl_UsageInContinuing) { |
| // loop { |
| // var z : i32; |
| // if (true) { continue; } |
| // break; |
| // continuing { |
| // z = 2i; |
| // } |
| // } |
| |
| auto error_loc = Source{{12, 34}}; |
| auto* body = |
| Block(Decl(Var("z", ty.i32(), ast::StorageClass::kNone)), If(true, Block(Continue())), // |
| Break()); |
| auto* continuing = Block(Assign(Expr(error_loc, "z"), 2_i)); |
| auto* loop_stmt = Loop(body, continuing); |
| WrapInFunction(loop_stmt); |
| |
| EXPECT_TRUE(r()->Resolve()); |
| } |
| |
| TEST_F(ResolverTest, Stmt_Loop_ReturnInContinuing_Direct) { |
| // loop { |
| // continuing { |
| // return; |
| // } |
| // } |
| |
| WrapInFunction(Loop( // loop |
| Block(), // loop block |
| Block( // loop continuing block |
| Return(Source{{12, 34}})))); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: continuing blocks must not contain a return statement)"); |
| } |
| |
| TEST_F(ResolverTest, Stmt_Loop_ReturnInContinuing_Indirect) { |
| // loop { |
| // if (false) { break; } |
| // continuing { |
| // loop { |
| // return; |
| // } |
| // } |
| // } |
| |
| WrapInFunction(Loop( // outer loop |
| Block(If(false, Block(Break()))), // outer loop block |
| Block(Source{{56, 78}}, // outer loop continuing block |
| Loop( // inner loop |
| Block( // inner loop block |
| Return(Source{{12, 34}})))))); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: continuing blocks must not contain a return statement |
| 56:78 note: see continuing block here)"); |
| } |
| |
| TEST_F(ResolverTest, Stmt_Loop_DiscardInContinuing_Direct) { |
| // loop { |
| // continuing { |
| // discard; |
| // } |
| // } |
| |
| WrapInFunction(Loop( // loop |
| Block(), // loop block |
| Block( // loop continuing block |
| Discard(Source{{12, 34}})))); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: continuing blocks must not contain a discard statement)"); |
| } |
| |
| TEST_F(ResolverTest, Stmt_Loop_DiscardInContinuing_Indirect) { |
| // loop { |
| // if (false) { break; } |
| // continuing { |
| // loop { discard; } |
| // } |
| // } |
| |
| WrapInFunction(Loop( // outer loop |
| Block(If(false, Block(Break()))), // outer loop block |
| Block(Source{{56, 78}}, // outer loop continuing block |
| Loop( // inner loop |
| Block( // inner loop block |
| Discard(Source{{12, 34}})))))); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: continuing blocks must not contain a discard statement |
| 56:78 note: see continuing block here)"); |
| } |
| |
| TEST_F(ResolverTest, Stmt_Loop_DiscardInContinuing_Indirect_ViaCall) { |
| // fn MayDiscard() { if (true) { discard; } } |
| // fn F() { MayDiscard(); } |
| // loop { |
| // continuing { |
| // loop { F(); } |
| // } |
| // } |
| |
| Func("MayDiscard", {}, ty.void_(), {If(true, Block(Discard()))}); |
| Func("SomeFunc", {}, ty.void_(), {CallStmt(Call("MayDiscard"))}); |
| |
| WrapInFunction(Loop( // outer loop |
| Block(), // outer loop block |
| Block(Source{{56, 78}}, // outer loop continuing block |
| Loop( // inner loop |
| Block( // inner loop block |
| CallStmt(Call(Source{{12, 34}}, "SomeFunc"))))))); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: cannot call a function that may discard inside a continuing block |
| 56:78 note: see continuing block here)"); |
| } |
| |
| TEST_F(ResolverTest, Stmt_Loop_ContinueInContinuing_Direct) { |
| // loop { |
| // continuing { |
| // continue; |
| // } |
| // } |
| |
| WrapInFunction(Loop( // loop |
| Block(), // loop block |
| Block(Source{{56, 78}}, // loop continuing block |
| Continue(Source{{12, 34}})))); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: continuing blocks must not contain a continue statement"); |
| } |
| |
| TEST_F(ResolverTest, Stmt_Loop_ContinueInContinuing_Indirect) { |
| // loop { |
| // if (false) { break; } |
| // continuing { |
| // loop { |
| // if (false) { break; } |
| // continue; |
| // } |
| // } |
| // } |
| |
| WrapInFunction(Loop( // outer loop |
| Block( // outer loop block |
| If(false, Block(Break()))), // if (false) { break; } |
| Block( // outer loop continuing block |
| Loop( // inner loop |
| Block( // inner loop block |
| If(false, Block(Break())), // if (false) { break; } |
| Continue(Source{{12, 34}})))))); // continue |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverTest, Stmt_ForLoop_ReturnInContinuing_Direct) { |
| // for(;; return) { |
| // break; |
| // } |
| |
| WrapInFunction(For(nullptr, nullptr, Return(Source{{12, 34}}), // |
| Block(Break()))); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: continuing blocks must not contain a return statement)"); |
| } |
| |
| TEST_F(ResolverTest, Stmt_ForLoop_ReturnInContinuing_Indirect) { |
| // for(;; loop { return }) { |
| // break; |
| // } |
| |
| WrapInFunction(For(nullptr, nullptr, |
| Loop(Source{{56, 78}}, // |
| Block(Return(Source{{12, 34}}))), // |
| Block(Break()))); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: continuing blocks must not contain a return statement |
| 56:78 note: see continuing block here)"); |
| } |
| |
| TEST_F(ResolverTest, Stmt_ForLoop_DiscardInContinuing_Direct) { |
| // for(;; discard) { |
| // break; |
| // } |
| |
| WrapInFunction(For(nullptr, nullptr, Discard(Source{{12, 34}}), // |
| Block(Break()))); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: continuing blocks must not contain a discard statement)"); |
| } |
| |
| TEST_F(ResolverTest, Stmt_ForLoop_DiscardInContinuing_Indirect) { |
| // for(;; loop { discard }) { |
| // break; |
| // } |
| |
| WrapInFunction(For(nullptr, nullptr, |
| Loop(Source{{56, 78}}, // |
| Block(Discard(Source{{12, 34}}))), // |
| Block(Break()))); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: continuing blocks must not contain a discard statement |
| 56:78 note: see continuing block here)"); |
| } |
| |
| TEST_F(ResolverTest, Stmt_ForLoop_DiscardInContinuing_Indirect_ViaCall) { |
| // fn MayDiscard() { if (true) { discard; } } |
| // fn F() { MayDiscard(); } |
| // for(;; loop { F() }) { |
| // break; |
| // } |
| |
| Func("MayDiscard", {}, ty.void_(), {If(true, Block(Discard()))}); |
| Func("F", {}, ty.void_(), {CallStmt(Call("MayDiscard"))}); |
| |
| WrapInFunction(For(nullptr, nullptr, |
| Loop(Source{{56, 78}}, // |
| Block(CallStmt(Call(Source{{12, 34}}, "F")))), // |
| Block(Break()))); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| R"(12:34 error: cannot call a function that may discard inside a continuing block |
| 56:78 note: see continuing block here)"); |
| } |
| |
| TEST_F(ResolverTest, Stmt_ForLoop_ContinueInContinuing_Direct) { |
| // for(;; continue) { |
| // break; |
| // } |
| |
| WrapInFunction(For(nullptr, nullptr, Continue(Source{{12, 34}}), // |
| Block(Break()))); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: continuing blocks must not contain a continue statement"); |
| } |
| |
| TEST_F(ResolverTest, Stmt_ForLoop_ContinueInContinuing_Indirect) { |
| // for(;; loop { if (false) { break; } continue }) { |
| // break; |
| // } |
| |
| WrapInFunction(For(nullptr, nullptr, |
| Loop( // |
| Block(If(false, Block(Break())), // |
| Continue(Source{{12, 34}}))), // |
| Block(Break()))); |
| |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverTest, Stmt_ForLoop_CondIsBoolRef) { |
| // var cond : bool = true; |
| // for (; cond; ) { |
| // } |
| |
| auto* cond = Var("cond", ty.bool_(), Expr(true)); |
| WrapInFunction(Decl(cond), For(nullptr, "cond", nullptr, Block())); |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverTest, Stmt_ForLoop_CondIsNotBool) { |
| // for (; 1.0f; ) { |
| // } |
| |
| WrapInFunction(For(nullptr, Expr(Source{{12, 34}}, 1_f), nullptr, Block())); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: for-loop condition must be bool, got f32"); |
| } |
| |
| TEST_F(ResolverTest, Stmt_While_CondIsBoolRef) { |
| // var cond : bool = false; |
| // while (cond) { |
| // } |
| |
| auto* cond = Var("cond", ty.bool_(), Expr(false)); |
| WrapInFunction(Decl(cond), While("cond", Block())); |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverTest, Stmt_While_CondIsNotBool) { |
| // while (1.0f) { |
| // } |
| |
| WrapInFunction(While(Expr(Source{{12, 34}}, 1_f), Block())); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: while condition must be bool, got f32"); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_ContinueInLoop) { |
| WrapInFunction(Loop(Block(If(false, Block(Break())), // |
| Continue(Source{{12, 34}})))); |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_ContinueNotInLoop) { |
| WrapInFunction(Continue(Source{{12, 34}})); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: continue statement must be in a loop"); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_BreakInLoop) { |
| WrapInFunction(Loop(Block(Break(Source{{12, 34}})))); |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_BreakInSwitch) { |
| WrapInFunction(Loop(Block(Switch(Expr(1_i), // |
| Case(Expr(1_i), // |
| Block(Break())), // |
| DefaultCase()), // |
| Break()))); // |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_BreakInIfTrueInContinuing) { |
| auto* cont = Block( // continuing { |
| If(true, Block( // if(true) { |
| Break(Source{{12, 34}})))); // break; |
| // } |
| // } |
| WrapInFunction(Loop(Block(), cont)); |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_BreakInIfElseInContinuing) { |
| auto* cont = Block( // continuing { |
| If(true, Block(), // if(true) { |
| Else(Block( // } else { |
| Break(Source{{12, 34}}))))); // break; |
| // } |
| // } |
| WrapInFunction(Loop(Block(), cont)); |
| EXPECT_TRUE(r()->Resolve()) << r()->error(); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_BreakInContinuing) { |
| auto* cont = Block( // continuing { |
| Block(Break(Source{{12, 34}}))); // break; |
| // } |
| WrapInFunction(Loop(Block(), cont)); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: break statement in a continuing block must be the single " |
| "statement of an if statement's true or false block, and that if " |
| "statement must be the last statement of the continuing block\n" |
| "12:34 note: break statement is not directly in if statement block"); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_BreakInIfInIfInContinuing) { |
| auto* cont = Block( // continuing { |
| If(true, Block( // if(true) { |
| If(Source{{56, 78}}, true, // if(true) { |
| Block(Break(Source{{12, 34}})))))); // break; |
| // } |
| // } |
| // } |
| WrapInFunction(Loop(Block(), cont)); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: break statement in a continuing block must be the single " |
| "statement of an if statement's true or false block, and that if " |
| "statement must be the last statement of the continuing block\n" |
| "56:78 note: if statement containing break statement is not directly in " |
| "continuing block"); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_BreakInIfTrueMultipleStmtsInContinuing) { |
| auto* cont = Block( // continuing { |
| If(true, Block(Source{{56, 78}}, // if(true) { |
| Assign(Phony(), 1_i), // _ = 1i; |
| Break(Source{{12, 34}})))); // break; |
| // } |
| // } |
| WrapInFunction(Loop(Block(), cont)); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: break statement in a continuing block must be the single " |
| "statement of an if statement's true or false block, and that if " |
| "statement must be the last statement of the continuing block\n" |
| "56:78 note: if statement block contains multiple statements"); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_BreakInIfElseMultipleStmtsInContinuing) { |
| auto* cont = Block( // continuing { |
| If(true, Block(), // if(true) { |
| Else(Block(Source{{56, 78}}, // } else { |
| Assign(Phony(), 1_i), // _ = 1i; |
| Break(Source{{12, 34}}))))); // break; |
| // } |
| // } |
| WrapInFunction(Loop(Block(), cont)); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: break statement in a continuing block must be the single " |
| "statement of an if statement's true or false block, and that if " |
| "statement must be the last statement of the continuing block\n" |
| "56:78 note: if statement block contains multiple statements"); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_BreakInIfElseIfInContinuing) { |
| auto* cont = Block( // continuing { |
| If(true, Block(), // if(true) { |
| Else(If(Source{{56, 78}}, Expr(true), // } else if (true) { |
| Block(Break(Source{{12, 34}})))))); // break; |
| // } |
| // } |
| WrapInFunction(Loop(Block(), cont)); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: break statement in a continuing block must be the single " |
| "statement of an if statement's true or false block, and that if " |
| "statement must be the last statement of the continuing block\n" |
| "56:78 note: else has condition"); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_BreakInIfNonEmptyElseInContinuing) { |
| auto* cont = Block( // continuing { |
| If(true, // if(true) { |
| Block(Break(Source{{12, 34}})), // break; |
| Else(Block(Source{{56, 78}}, // } else { |
| Assign(Phony(), 1_i))))); // _ = 1i; |
| // } |
| // } |
| WrapInFunction(Loop(Block(), cont)); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: break statement in a continuing block must be the single " |
| "statement of an if statement's true or false block, and that if " |
| "statement must be the last statement of the continuing block\n" |
| "56:78 note: non-empty false block"); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_BreakInIfElseNonEmptyTrueInContinuing) { |
| auto* cont = Block( // continuing { |
| If(true, // if(true) { |
| Block(Source{{56, 78}}, Assign(Phony(), 1_i)), // _ = 1i; |
| Else(Block( // } else { |
| Break(Source{{12, 34}}))))); // break; |
| // } |
| // } |
| WrapInFunction(Loop(Block(), cont)); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: break statement in a continuing block must be the single " |
| "statement of an if statement's true or false block, and that if " |
| "statement must be the last statement of the continuing block\n" |
| "56:78 note: non-empty true block"); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_BreakInIfInContinuingNotLast) { |
| auto* cont = Block( // continuing { |
| If(Source{{56, 78}}, true, // if(true) { |
| Block(Break(Source{{12, 34}}))), // break; |
| // } |
| Assign(Phony(), 1_i)); // _ = 1i; |
| // } |
| WrapInFunction(Loop(Block(), cont)); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: break statement in a continuing block must be the single " |
| "statement of an if statement's true or false block, and that if " |
| "statement must be the last statement of the continuing block\n" |
| "56:78 note: if statement containing break statement is not the last " |
| "statement of the continuing block"); |
| } |
| |
| TEST_F(ResolverValidationTest, Stmt_BreakNotInLoopOrSwitch) { |
| WrapInFunction(Break(Source{{12, 34}})); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: break statement must be in a loop or switch case"); |
| } |
| |
| TEST_F(ResolverValidationTest, StructMemberDuplicateName) { |
| Structure("S", |
| {Member(Source{{12, 34}}, "a", ty.i32()), Member(Source{{56, 78}}, "a", ty.i32())}); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "56:78 error: redefinition of 'a'\n12:34 note: previous definition " |
| "is here"); |
| } |
| TEST_F(ResolverValidationTest, StructMemberDuplicateNameDifferentTypes) { |
| Structure("S", {Member(Source{{12, 34}}, "a", ty.bool_()), |
| Member(Source{{12, 34}}, "a", ty.vec3<f32>())}); |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: redefinition of 'a'\n12:34 note: previous definition " |
| "is here"); |
| } |
| TEST_F(ResolverValidationTest, StructMemberDuplicateNamePass) { |
| Structure("S", {Member("a", ty.i32()), Member("b", ty.f32())}); |
| Structure("S1", {Member("a", ty.i32()), Member("b", ty.f32())}); |
| EXPECT_TRUE(r()->Resolve()); |
| } |
| |
| TEST_F(ResolverValidationTest, NonPOTStructMemberAlignAttribute) { |
| Structure("S", { |
| Member("a", ty.f32(), {MemberAlign(Source{{12, 34}}, 3)}), |
| }); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: align value must be a positive, power-of-two integer"); |
| } |
| |
| TEST_F(ResolverValidationTest, ZeroStructMemberAlignAttribute) { |
| Structure("S", { |
| Member("a", ty.f32(), {MemberAlign(Source{{12, 34}}, 0)}), |
| }); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: align value must be a positive, power-of-two integer"); |
| } |
| |
| TEST_F(ResolverValidationTest, ZeroStructMemberSizeAttribute) { |
| Structure("S", { |
| Member("a", ty.f32(), {MemberSize(Source{{12, 34}}, 0)}), |
| }); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: size must be at least as big as the type's size (4)"); |
| } |
| |
| TEST_F(ResolverValidationTest, OffsetAndSizeAttribute) { |
| Structure("S", { |
| Member(Source{{12, 34}}, "a", ty.f32(), {MemberOffset(0), MemberSize(4)}), |
| }); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: offset attributes cannot be used with align or size " |
| "attributes"); |
| } |
| |
| TEST_F(ResolverValidationTest, OffsetAndAlignAttribute) { |
| Structure("S", { |
| Member(Source{{12, 34}}, "a", ty.f32(), {MemberOffset(0), MemberAlign(4)}), |
| }); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: offset attributes cannot be used with align or size " |
| "attributes"); |
| } |
| |
| TEST_F(ResolverValidationTest, OffsetAndAlignAndSizeAttribute) { |
| Structure("S", { |
| Member(Source{{12, 34}}, "a", ty.f32(), |
| {MemberOffset(0), MemberAlign(4), MemberSize(4)}), |
| }); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), |
| "12:34 error: offset attributes cannot be used with align or size " |
| "attributes"); |
| } |
| |
| TEST_F(ResolverTest, Expr_Constructor_Cast_Pointer) { |
| auto* vf = Var("vf", ty.f32()); |
| auto* c = |
| Construct(Source{{12, 34}}, ty.pointer<i32>(ast::StorageClass::kFunction), ExprList(vf)); |
| auto* ip = Let("ip", ty.pointer<i32>(ast::StorageClass::kFunction), c); |
| WrapInFunction(Decl(vf), Decl(ip)); |
| |
| EXPECT_FALSE(r()->Resolve()); |
| EXPECT_EQ(r()->error(), "12:34 error: type is not constructible"); |
| } |
| |
| } // namespace |
| } // namespace tint::resolver |
| |
| TINT_INSTANTIATE_TYPEINFO(tint::resolver::FakeStmt); |
| TINT_INSTANTIATE_TYPEINFO(tint::resolver::FakeExpr); |
