Revert "Fix issue where exhaustiveness check for pattern matching char was no… (#5744)"

This reverts commit a8b0cfb.

Author: bobzhang

CHANGELOG.md

@@ -12,10 +12,6 @@
 
 # 10.1.0-rc.3
 
-#### :bug: Bug Fix
-
-- Fix issue where exhaustiveness check for pattern matching char was not working  https://github.com/rescript-lang/rescript-compiler/issues/5557
-
 # 10.1.0-rc.2
 
 #### :bug: Bug Fix

jscomp/ml/typecore.ml

@@ -1350,11 +1350,6 @@ let partial_pred ~lev ?mode ?explode env expected_ty constrs labels p =
   let state = save_state env in
   try
     reset_pattern None true;
-    let expected_ty = match p.ppat_desc, expected_ty.desc with
-    | Ppat_constant (Pconst_integer _ ), Tconstr (path, [], _) when Path.same path Predef.path_char ->
-      (* Constants such as 'x' are represented as Pconst_integer but expected to have type char *)
-      Predef.type_int
-    | _ -> expected_ty in
     let typed_p =
       Ctype.with_passive_variants
         (type_pat ~allow_existentials:true ~lev

lib/4.06.1/unstable/js_compiler.ml

@@ -40301,11 +40301,6 @@ let partial_pred ~lev ?mode ?explode env expected_ty constrs labels p =
   let state = save_state env in
   try
     reset_pattern None true;
-    let expected_ty = match p.ppat_desc, expected_ty.desc with
-    | Ppat_constant (Pconst_integer _ ), Tconstr (path, [], _) when Path.same path Predef.path_char ->
-      (* Constants such as 'x' are represented as Pconst_integer but expected to have type char *)
-      Predef.type_int
-    | _ -> expected_ty in
     let typed_p =
       Ctype.with_passive_variants
         (type_pat ~allow_existentials:true ~lev

lib/4.06.1/unstable/js_playground_compiler.ml

@@ -40301,11 +40301,6 @@ let partial_pred ~lev ?mode ?explode env expected_ty constrs labels p =
   let state = save_state env in
   try
     reset_pattern None true;
-    let expected_ty = match p.ppat_desc, expected_ty.desc with
-    | Ppat_constant (Pconst_integer _ ), Tconstr (path, [], _) when Path.same path Predef.path_char ->
-      (* Constants such as 'x' are represented as Pconst_integer but expected to have type char *)
-      Predef.type_int
-    | _ -> expected_ty in
     let typed_p =
       Ctype.with_passive_variants
         (type_pat ~allow_existentials:true ~lev

lib/4.06.1/whole_compiler.ml

@@ -216688,11 +216688,6 @@ let partial_pred ~lev ?mode ?explode env expected_ty constrs labels p =
   let state = save_state env in
   try
     reset_pattern None true;
-    let expected_ty = match p.ppat_desc, expected_ty.desc with
-    | Ppat_constant (Pconst_integer _ ), Tconstr (path, [], _) when Path.same path Predef.path_char ->
-      (* Constants such as 'x' are represented as Pconst_integer but expected to have type char *)
-      Predef.type_int
-    | _ -> expected_ty in
     let typed_p =
       Ctype.with_passive_variants
         (type_pat ~allow_existentials:true ~lev