diff --git a/test/libyul/yulSyntaxTests/are_we_perl_yet.yul b/test/libyul/yulSyntaxTests/are_we_perl_yet.yul
index ffe8da407..7a79436b4 100644
--- a/test/libyul/yulSyntaxTests/are_we_perl_yet.yul
+++ b/test/libyul/yulSyntaxTests/are_we_perl_yet.yul
@@ -4,3 +4,9 @@
     _...(a...)
 }
 // ----
+// SyntaxError 3384: (6-27): "_..." is not a valid identifier (ends with a dot).
+// SyntaxError 7771: (6-27): "_..." is not a valid identifier (contains consecutive dots).
+// SyntaxError 3384: (20-23): "$.." is not a valid identifier (ends with a dot).
+// SyntaxError 7771: (20-23): "$.." is not a valid identifier (contains consecutive dots).
+// SyntaxError 3384: (36-40): "a..." is not a valid identifier (ends with a dot).
+// SyntaxError 7771: (36-40): "a..." is not a valid identifier (contains consecutive dots).
diff --git a/test/libyul/yulSyntaxTests/dot_consecutive_function.yul b/test/libyul/yulSyntaxTests/dot_consecutive_function.yul
index 6b8c0db08..3d58fd47d 100644
--- a/test/libyul/yulSyntaxTests/dot_consecutive_function.yul
+++ b/test/libyul/yulSyntaxTests/dot_consecutive_function.yul
@@ -2,3 +2,4 @@
     function x..y() {}
 }
 // ----
+// SyntaxError 7771: (6-24): "x..y" is not a valid identifier (contains consecutive dots).
diff --git a/test/libyul/yulSyntaxTests/dot_consecutive_function_arg.yul b/test/libyul/yulSyntaxTests/dot_consecutive_function_arg.yul
index 1af439328..150b81405 100644
--- a/test/libyul/yulSyntaxTests/dot_consecutive_function_arg.yul
+++ b/test/libyul/yulSyntaxTests/dot_consecutive_function_arg.yul
@@ -2,3 +2,4 @@
     function x(a..b) {}
 }
 // ----
+// SyntaxError 7771: (17-21): "a..b" is not a valid identifier (contains consecutive dots).
diff --git a/test/libyul/yulSyntaxTests/dot_consecutive_function_ret.yul b/test/libyul/yulSyntaxTests/dot_consecutive_function_ret.yul
index 1fc66a18a..0d3a7be3f 100644
--- a/test/libyul/yulSyntaxTests/dot_consecutive_function_ret.yul
+++ b/test/libyul/yulSyntaxTests/dot_consecutive_function_ret.yul
@@ -2,3 +2,4 @@
     function x() -> a..b {}
 }
 // ----
+// SyntaxError 7771: (22-26): "a..b" is not a valid identifier (contains consecutive dots).
diff --git a/test/libyul/yulSyntaxTests/dot_consecutive_variabledeclaration.yul b/test/libyul/yulSyntaxTests/dot_consecutive_variabledeclaration.yul
index 0f2b4c336..d426a7b7d 100644
--- a/test/libyul/yulSyntaxTests/dot_consecutive_variabledeclaration.yul
+++ b/test/libyul/yulSyntaxTests/dot_consecutive_variabledeclaration.yul
@@ -2,3 +2,4 @@
     let a..b := 1
 }
 // ----
+// SyntaxError 7771: (10-14): "a..b" is not a valid identifier (contains consecutive dots).
diff --git a/test/libyul/yulSyntaxTests/dot_ellipse_function.yul b/test/libyul/yulSyntaxTests/dot_ellipse_function.yul
index fbb8f32a3..ebfa0f579 100644
--- a/test/libyul/yulSyntaxTests/dot_ellipse_function.yul
+++ b/test/libyul/yulSyntaxTests/dot_ellipse_function.yul
@@ -2,3 +2,4 @@
     function x...y() {}
 }
 // ----
+// SyntaxError 7771: (6-25): "x...y" is not a valid identifier (contains consecutive dots).
diff --git a/test/libyul/yulSyntaxTests/dot_ellipse_function_arg.yul b/test/libyul/yulSyntaxTests/dot_ellipse_function_arg.yul
index 47dd7b2bb..75298aa0e 100644
--- a/test/libyul/yulSyntaxTests/dot_ellipse_function_arg.yul
+++ b/test/libyul/yulSyntaxTests/dot_ellipse_function_arg.yul
@@ -2,3 +2,4 @@
     function x(a...b) {}
 }
 // ----
+// SyntaxError 7771: (17-22): "a...b" is not a valid identifier (contains consecutive dots).
diff --git a/test/libyul/yulSyntaxTests/dot_ellipse_function_ret.yul b/test/libyul/yulSyntaxTests/dot_ellipse_function_ret.yul
index 70ba65069..7d1b95155 100644
--- a/test/libyul/yulSyntaxTests/dot_ellipse_function_ret.yul
+++ b/test/libyul/yulSyntaxTests/dot_ellipse_function_ret.yul
@@ -2,3 +2,4 @@
     function x() -> a...b {}
 }
 // ----
+// SyntaxError 7771: (22-27): "a...b" is not a valid identifier (contains consecutive dots).
diff --git a/test/libyul/yulSyntaxTests/dot_ellipse_variabledeclaration.yul b/test/libyul/yulSyntaxTests/dot_ellipse_variabledeclaration.yul
index 47870bfb2..c772073cd 100644
--- a/test/libyul/yulSyntaxTests/dot_ellipse_variabledeclaration.yul
+++ b/test/libyul/yulSyntaxTests/dot_ellipse_variabledeclaration.yul
@@ -2,3 +2,4 @@
     let a...b := 1
 }
 // ----
+// SyntaxError 7771: (10-15): "a...b" is not a valid identifier (contains consecutive dots).
diff --git a/test/libyul/yulSyntaxTests/dot_trailing_function.yul b/test/libyul/yulSyntaxTests/dot_trailing_function.yul
index 4348149d3..c3b151e89 100644
--- a/test/libyul/yulSyntaxTests/dot_trailing_function.yul
+++ b/test/libyul/yulSyntaxTests/dot_trailing_function.yul
@@ -2,3 +2,4 @@
     function x.() {}
 }
 // ----
+// SyntaxError 3384: (6-22): "x." is not a valid identifier (ends with a dot).
diff --git a/test/libyul/yulSyntaxTests/dot_trailing_function_arg.yul b/test/libyul/yulSyntaxTests/dot_trailing_function_arg.yul
index d8fc0336d..c81c18446 100644
--- a/test/libyul/yulSyntaxTests/dot_trailing_function_arg.yul
+++ b/test/libyul/yulSyntaxTests/dot_trailing_function_arg.yul
@@ -2,3 +2,4 @@
     function x(a.) {}
 }
 // ----
+// SyntaxError 3384: (17-19): "a." is not a valid identifier (ends with a dot).
diff --git a/test/libyul/yulSyntaxTests/dot_trailing_function_ret.yul b/test/libyul/yulSyntaxTests/dot_trailing_function_ret.yul
index 92b9daf16..adfa02410 100644
--- a/test/libyul/yulSyntaxTests/dot_trailing_function_ret.yul
+++ b/test/libyul/yulSyntaxTests/dot_trailing_function_ret.yul
@@ -2,3 +2,4 @@
     function x() -> a. {}
 }
 // ----
+// SyntaxError 3384: (22-24): "a." is not a valid identifier (ends with a dot).
diff --git a/test/libyul/yulSyntaxTests/dot_trailing_variabledeclaration.yul b/test/libyul/yulSyntaxTests/dot_trailing_variabledeclaration.yul
index b71a3d583..cc86ca23e 100644
--- a/test/libyul/yulSyntaxTests/dot_trailing_variabledeclaration.yul
+++ b/test/libyul/yulSyntaxTests/dot_trailing_variabledeclaration.yul
@@ -2,3 +2,4 @@
     let a. := 1
 }
 // ----
+// SyntaxError 3384: (10-12): "a." is not a valid identifier (ends with a dot).