diff --git a/components/layout_2020/flexbox/layout.rs b/components/layout_2020/flexbox/layout.rs
index 3a9746c4e9d..46a3f0e6015 100644
--- a/components/layout_2020/flexbox/layout.rs
+++ b/components/layout_2020/flexbox/layout.rs
@@ -945,7 +945,7 @@ impl FlexContainer {
         let max_box_size = self.config.flex_axis.vec2_to_flex_relative(max_box_size);
         let min_box_size = self.config.flex_axis.vec2_to_flex_relative(min_box_size);
 
-        (min_box_size.cross, max_box_size.cross.map(Into::into))
+        (min_box_size.cross, max_box_size.cross)
     }
 }
 
diff --git a/components/layout_2020/flow/mod.rs b/components/layout_2020/flow/mod.rs
index b3f630cbe48..765a0dadf91 100644
--- a/components/layout_2020/flow/mod.rs
+++ b/components/layout_2020/flow/mod.rs
@@ -1148,10 +1148,9 @@ impl NonReplacedFormattingContext {
             loop {
                 // First try to place the block using the minimum size as the object size.
                 placement_rect = placement.place();
-                let proposed_inline_size = placement_rect.size.inline -
-                    pbm.padding_border_sums
-                        .inline
-                        .clamp_between_extremums(min_box_size.inline, max_box_size.inline);
+                let proposed_inline_size = (placement_rect.size.inline -
+                    pbm.padding_border_sums.inline)
+                    .clamp_between_extremums(min_box_size.inline, max_box_size.inline);
 
                 // Now lay out the block using the inline size we calculated from the placement.
                 // Later we'll check to see if the resulting block size is compatible with the
diff --git a/components/layout_2020/geom.rs b/components/layout_2020/geom.rs
index aa48bf3ce08..e5a6677361a 100644
--- a/components/layout_2020/geom.rs
+++ b/components/layout_2020/geom.rs
@@ -152,8 +152,7 @@ impl LogicalVec2<LengthPercentageOrAuto<'_>> {
                 self.block
                     .non_auto()
                     .and_then(|value| value.maybe_to_used_value(containing_block_block_size))
-                    .map(|value| AuOrAuto::LengthPercentage(value))
-                    .unwrap_or(AuOrAuto::Auto)
+                    .map_or(AuOrAuto::Auto, AuOrAuto::LengthPercentage)
             },
         }
     }
@@ -182,14 +181,12 @@ impl LogicalVec2<LengthPercentageOrAuto<'_>> {
                 .inline
                 .non_auto()
                 .and_then(|value| value.maybe_to_used_value(basis.inline))
-                .map(|value| AuOrAuto::LengthPercentage(value))
-                .unwrap_or(AuOrAuto::Auto),
+                .map_or(AuOrAuto::Auto, AuOrAuto::LengthPercentage),
             block: self
                 .block
                 .non_auto()
                 .and_then(|value| value.maybe_to_used_value(basis.block))
-                .map(|value| AuOrAuto::LengthPercentage(value))
-                .unwrap_or(AuOrAuto::Auto),
+                .map_or(AuOrAuto::Auto, AuOrAuto::LengthPercentage),
         }
     }
 }
diff --git a/components/layout_2020/style_ext.rs b/components/layout_2020/style_ext.rs
index c7eb46a15dd..f9aa9650c53 100644
--- a/components/layout_2020/style_ext.rs
+++ b/components/layout_2020/style_ext.rs
@@ -505,8 +505,8 @@ impl ComputedValuesExt for ComputedValues {
             .percentages_relative_to(Au::zero());
         PaddingBorderMargin {
             padding_border_sums: LogicalVec2 {
-                inline: (padding.inline_sum() + border.inline_sum()),
-                block: (padding.block_sum() + border.block_sum()),
+                inline: padding.inline_sum() + border.inline_sum(),
+                block: padding.block_sum() + border.block_sum(),
             },
             padding,
             border,
@@ -528,8 +528,8 @@ impl ComputedValuesExt for ComputedValues {
             .percentages_relative_to(containing_block_inline_size);
         PaddingBorderMargin {
             padding_border_sums: LogicalVec2 {
-                inline: (padding.inline_sum() + border.inline_sum()),
-                block: (padding.block_sum() + border.block_sum()),
+                inline: padding.inline_sum() + border.inline_sum(),
+                block: padding.block_sum() + border.block_sum(),
             },
             padding,
             border,
diff --git a/components/layout_2020/table/layout.rs b/components/layout_2020/table/layout.rs
index a9278a2b667..68b26435ede 100644
--- a/components/layout_2020/table/layout.rs
+++ b/components/layout_2020/table/layout.rs
@@ -199,8 +199,8 @@ impl<'a> TableLayout<'a> {
                     .unwrap_or_else(|| cell.style.border_width(writing_mode));
 
                 let padding_border_sums = LogicalVec2 {
-                    inline: (padding.inline_sum() + border.inline_sum()),
-                    block: (padding.block_sum() + border.block_sum()),
+                    inline: padding.inline_sum() + border.inline_sum(),
+                    block: padding.block_sum() + border.block_sum(),
                 };
 
                 let (size, min_size, max_size) =
@@ -710,8 +710,8 @@ impl<'a> TableLayout<'a> {
                     .auto_is(Au::zero);
 
                 let padding_border_sums = LogicalVec2 {
-                    inline: (padding.inline_sum() + border.inline_sum() + margin.inline_sum()),
-                    block: (padding.block_sum() + border.block_sum() + margin.block_sum()),
+                    inline: padding.inline_sum() + border.inline_sum() + margin.inline_sum(),
+                    block: padding.block_sum() + border.block_sum() + margin.block_sum(),
                 };
 
                 let (size, min_size, max_size) =
diff --git a/tests/wpt/meta/MANIFEST.json b/tests/wpt/meta/MANIFEST.json
index 75343a4913c..0c7bd63a7af 100644
--- a/tests/wpt/meta/MANIFEST.json
+++ b/tests/wpt/meta/MANIFEST.json
@@ -55302,6 +55302,19 @@
         {}
        ]
       ],
+      "new-fc-beside-float-with-min-width.html": [
+       "6337a1f9ff88c2fe27c1c4e26a51d49c68901836",
+       [
+        null,
+        [
+         [
+          "/css/reference/ref-filled-green-100px-square.xht",
+          "=="
+         ]
+        ],
+        {}
+       ]
+      ],
       "new-fc-relayout.html": [
        "97d8b9a2ff1f3be8aeab2c26817e7542511c59cb",
        [
diff --git a/tests/wpt/tests/css/CSS2/floats/new-fc-beside-float-with-min-width.html b/tests/wpt/tests/css/CSS2/floats/new-fc-beside-float-with-min-width.html
new file mode 100644
index 00000000000..6337a1f9ff8
--- /dev/null
+++ b/tests/wpt/tests/css/CSS2/floats/new-fc-beside-float-with-min-width.html
@@ -0,0 +1,30 @@
+<!DOCTYPE html>
+<link rel="author" title="Oriol Brufau" href="mailto:obrufau@igalia.com" />
+<link rel="help" href="https://www.w3.org/TR/CSS22/visuren.html#bfc-next-to-float" title="9.5 Floats">
+<link rel="match" href="../../reference/ref-filled-green-100px-square.xht">
+<meta name="assert" content="#bfc should be 50px wide, not just 25px as per its min-width">
+<style>
+#wrapper {
+  width: 100px;
+  height: 100px;
+  background: red;
+}
+#float {
+  float: left;
+  width: 50px;
+  height: 100px;
+  background: green;
+}
+#bfc {
+  overflow: hidden;
+  height: 100px;
+  min-width: 25px;
+  background: green;
+}
+</style>
+
+<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
+<div id="wrapper">
+  <div id="float"></div>
+  <div id="bfc"></div>
+</div>