diff --git a/clippy_lints/src/matches.rs b/clippy_lints/src/matches.rs
index d80f9f3d5..fab15ac32 100644
--- a/clippy_lints/src/matches.rs
+++ b/clippy_lints/src/matches.rs
@@ -339,15 +339,15 @@ fn all_ranges(cx: &LateContext, arms: &[Arm]) -> Vec<SpannedRange<ConstVal>> {
                 Some(pats.iter().filter_map(|pat| {
                     if_let_chain! {[
                         let PatKind::Range(ref lhs, ref rhs) = pat.node,
-                        let Ok(lhs) = eval_const_expr_partial(cx.tcx, &lhs, ExprTypeChecked, None),
-                        let Ok(rhs) = eval_const_expr_partial(cx.tcx, &rhs, ExprTypeChecked, None)
+                        let Ok(lhs) = eval_const_expr_partial(cx.tcx, lhs, ExprTypeChecked, None),
+                        let Ok(rhs) = eval_const_expr_partial(cx.tcx, rhs, ExprTypeChecked, None)
                     ], {
                         return Some(SpannedRange { span: pat.span, node: (lhs, rhs) });
                     }}
 
                     if_let_chain! {[
                         let PatKind::Lit(ref value) = pat.node,
-                        let Ok(value) = eval_const_expr_partial(cx.tcx, &value, ExprTypeChecked, None)
+                        let Ok(value) = eval_const_expr_partial(cx.tcx, value, ExprTypeChecked, None)
                     ], {
                         return Some(SpannedRange { span: pat.span, node: (value.clone(), value) });
                     }}
diff --git a/clippy_lints/src/regex.rs b/clippy_lints/src/regex.rs
index fb59c8c61..8b84f94fa 100644
--- a/clippy_lints/src/regex.rs
+++ b/clippy_lints/src/regex.rs
@@ -104,13 +104,11 @@ impl LateLintPass for RegexPass {
             let Some(def) = cx.tcx.def_map.borrow().get(&fun.id),
         ], {
             let def_id = def.def_id();
-            if match_def_path(cx, def_id, &paths::REGEX_NEW) {
+            if match_def_path(cx, def_id, &paths::REGEX_NEW) ||
+               match_def_path(cx, def_id, &paths::REGEX_BUILDER_NEW) {
                 check_regex(cx, &args[0], true);
-            } else if match_def_path(cx, def_id, &paths::REGEX_BYTES_NEW) {
-                check_regex(cx, &args[0], false);
-            } else if match_def_path(cx, def_id, &paths::REGEX_BUILDER_NEW) {
-                check_regex(cx, &args[0], true);
-            } else if match_def_path(cx, def_id, &paths::REGEX_BYTES_BUILDER_NEW) {
+            } else if match_def_path(cx, def_id, &paths::REGEX_BYTES_NEW) ||
+               match_def_path(cx, def_id, &paths::REGEX_BYTES_BUILDER_NEW) {
                 check_regex(cx, &args[0], false);
             } else if match_def_path(cx, def_id, &paths::REGEX_SET_NEW) {
                 check_set(cx, &args[0], true);