Extract yul syntax tests.

test/libyul/yulSyntaxTests/assign_from_stack.yul

@@ -0,0 +1,3 @@
+{ =: x:u256 }
+// ----
+// ParserError 1856: (2-3): Literal or identifier expected.

test/libyul/yulSyntaxTests/assignment.yul

@@ -0,0 +1,4 @@
+{
+    let x:u256 := 2:u256
+    let y:u256 := x
+}

test/libyul/yulSyntaxTests/blocks.yul

@@ -0,0 +1,9 @@
+{
+    let x:u256 := 7:u256
+    {
+        let y:u256 := 3:u256
+    }
+    {
+        let z:u256 := 2:u256
+    }
+}

test/libyul/yulSyntaxTests/builtin_types.yul

@@ -0,0 +1,15 @@
+{
+    let x1:bool := true:bool
+    let x2:u8 := 1:u8
+    let x3:s8 := 1:s8
+    let x4:u32 := 1:u32
+    let x5:s32 := 1:s32
+    let x6:u64 := 1:u64
+    let x7:s64 := 1:s64
+    let x8:u128 := 1:u128
+    let x9:s128 := 1:s128
+    let x10:u256 := 1:u256
+    let x11:s256 := 1:s256
+}
+// ====
+// dialect: yul

test/libyul/yulSyntaxTests/empty_call.yul

@@ -0,0 +1,3 @@
+{ () }
+// ----
+// ParserError 1856: (2-3): Literal or identifier expected.

test/libyul/yulSyntaxTests/function_calls.yul

@@ -0,0 +1,8 @@
+{
+    function f(a:u256) -> b:u256 {}
+    function g(a:u256, b:u256, c:u256) {}
+    function x() {
+        g(1:u256, 2:u256, f(3:u256))
+        x()
+    }
+}

test/libyul/yulSyntaxTests/function_definitions.yul

@@ -0,0 +1,4 @@
+{
+    function f() { }
+    function g(a:u256) -> x:u256 { }
+}

test/libyul/yulSyntaxTests/functions_multiple_args.yul

@@ -0,0 +1,4 @@
+{
+    function f(a:u256, d:u256) { }
+    function g(a:u256, d:u256) -> x:u256, y:u256 { }
+}

test/libyul/yulSyntaxTests/instructions.yul

@@ -0,0 +1,5 @@
+{ pop }
+// ====
+// dialect: yul
+// ----
+// ParserError 6913: (6-7): Call or assignment expected.

test/libyul/yulSyntaxTests/number_literal_1.yul

@@ -0,0 +1 @@
+{ let x:u256 := 1:u256 }

test/libyul/yulSyntaxTests/number_literal_2.yul

@@ -0,0 +1,3 @@
+{ let x:u256 := .1:u256 }
+// ----
+// ParserError 4828: (16-18): Invalid number literal.

test/libyul/yulSyntaxTests/number_literal_3.yul

@@ -0,0 +1,3 @@
+{ let x:u256 := 1e5:u256 }
+// ----
+// ParserError 4828: (16-19): Invalid number literal.

test/libyul/yulSyntaxTests/number_literal_4.yul

@@ -0,0 +1,3 @@
+{ let x:u256 := 67.235:u256 }
+// ----
+// ParserError 4828: (16-22): Invalid number literal.

test/libyul/yulSyntaxTests/number_literal_5.yul

@@ -0,0 +1,3 @@
+{ let x:u256 := 0x1ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff:u256 }
+// ----
+// TypeError 6708: (16-88): Number literal too large (> 256 bits)

test/libyul/yulSyntaxTests/optional_types.yul

@@ -0,0 +1,8 @@
+{
+    let x := 1:u256
+    let y:u256 := 1
+    function f(a) {}
+    function g(a:u256) -> b {}
+}
+// ====
+// dialect: yul

test/libyul/yulSyntaxTests/period_in_identifier.yul

@@ -0,0 +1 @@
+{ let x.y:u256 := 2:u256 }

test/libyul/yulSyntaxTests/period_in_identifier_spaced_1.yul

@@ -0,0 +1,3 @@
+{ let x. y:u256 }
+// ----
+// ParserError 6913: (10-11): Call or assignment expected.

test/libyul/yulSyntaxTests/period_in_identifier_spaced_2.yul

@@ -0,0 +1,3 @@
+{ let x .y:u256 }
+// ----
+// ParserError 1856: (8-9): Literal or identifier expected.

test/libyul/yulSyntaxTests/period_in_identifier_spaced_3.yul

@@ -0,0 +1,3 @@
+{ let x . y:u256 }
+// ----
+// ParserError 1856: (8-9): Literal or identifier expected.

test/libyul/yulSyntaxTests/period_in_identifier_start.yul

@@ -0,0 +1,4 @@
+{
+    x.y(2:u256)
+    function x.y(a:u256) {}
+}

test/libyul/yulSyntaxTests/period_in_identifier_start_with_comment.yul

@@ -0,0 +1,2 @@
+/// comment
+{ x.y(2:u256) function x.y(a:u256) {} }

test/libyul/yulSyntaxTests/period_not_as_identifier_start.yul

@@ -0,0 +1,3 @@
+{ let .y:u256 }
+// ----
+// ParserError 2314: (6-7): Expected identifier but got '.'

test/libyul/yulSyntaxTests/push.yul

@@ -0,0 +1,3 @@
+{ 0x42:u256 }
+// ----
+// ParserError 6913: (12-13): Call or assignment expected.

test/libyul/yulSyntaxTests/smoke.yul

@@ -0,0 +1 @@
+{}

test/libyul/yulSyntaxTests/token_as_identifier.yul

@@ -0,0 +1,8 @@
+{
+    let return:u256 := 1:u256
+    let byte:u256 := 1:u256
+    let address:u256 := 1:u256
+    let bool:u256 := 1:u256
+}
+// ====
+// dialect: yul

test/libyul/yulSyntaxTests/tuple_assignment.yul

@@ -0,0 +1,4 @@
+{
+    function f() -> a:u256, b:u256, c:u256 {}
+    let x:u256, y:u256, z:u256 := f()
+}

test/libyul/yulSyntaxTests/variable_declaration.yul

@@ -0,0 +1,3 @@
+{ let x:u256 := 7:u256 }
+// ====
+// dialect: evmTyped

test/libyul/yulSyntaxTests/variable_declaration_bool.yul

@@ -0,0 +1,6 @@
+{
+    let x:bool := true:bool
+    let y:bool := false:bool
+}
+// ====
+// dialect: evmTyped

test/libyul/yulSyntaxTests/variable_declaration_complex.yul

@@ -0,0 +1,7 @@
+{
+    function add(a:u256, b:u256) -> c:u256 {}
+    let y:u256 := 2:u256
+    let x:u256 := add(7:u256, add(6:u256, y))
+}
+// ====
+// dialect: yul

test/libyul/yulSyntaxTests/variable_declaration_empty.yul

@@ -0,0 +1 @@
+{ let x:u256 }