Extract yul syntax tests: if statement

test/libyul/yulSyntaxTests/if_statement_1.yul

@@ -0,0 +1,6 @@
+{
+	if true:bool {}
+}
+// ====
+// dialect: evmTyped
+// ----

test/libyul/yulSyntaxTests/if_statement_2.yul

@@ -0,0 +1,9 @@
+{
+	if false:bool
+	{
+		let x:u256 := 3:u256
+	}
+}
+// ====
+// dialect: evmTyped
+// ----

test/libyul/yulSyntaxTests/if_statement_3.yul

@@ -0,0 +1,11 @@
+{
+	function f() -> x:bool {}
+
+	if f()
+	{
+		let b:bool := f()
+	}
+}
+// ====
+// dialect: evmTyped
+// ----

test/libyul/yulSyntaxTests/if_statement_fail_1.yul

@@ -0,0 +1,5 @@
+{ if let x:u256 {} }
+// ====
+// dialect: evmTyped
+// ----
+// ParserError 1856: (5-8): Literal or identifier expected.

test/libyul/yulSyntaxTests/if_statement_fail_2.yul

@@ -0,0 +1,5 @@
+{ if true:bool let x:u256 := 3:u256 }
+// ====
+// dialect: evmTyped
+// ----
+// ParserError 2314: (15-18): Expected '{' but got reserved keyword 'let'

test/libyul/yulSyntaxTests/if_statement_fail_3.yul

@@ -0,0 +1,5 @@
+{ if 42:u256 { } }
+// ====
+// dialect: evmTyped
+// ----
+// TypeError 1733: (5-12): Expected a value of boolean type "bool" but got "u256"