From bb05037db26f2ed62c9faeb875622bbf63a5820a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vuka=C5=A1in=20Vojinovi=C4=87?=
 <150025636+git-f0x@users.noreply.github.com>
Date: Fri, 19 Dec 2025 18:59:31 +0100
Subject: [PATCH] chore: bump MSRV to 1.90

---
 Cargo.lock                    |  4 ++--
 Cargo.toml                    |  4 ++--
 cosmic-comp-config/Cargo.toml |  2 +-
 rust-toolchain.toml           |  2 +-
 src/shell/zoom.rs             |  9 ++++-----
 src/utils/float.rs            | 28 ----------------------------
 src/utils/mod.rs              |  1 -
 7 files changed, 10 insertions(+), 40 deletions(-)
 delete mode 100644 src/utils/float.rs

diff --git a/Cargo.lock b/Cargo.lock
index 4610ca76..6699ff04 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -839,7 +839,7 @@ dependencies = [
 
 [[package]]
 name = "cosmic-comp"
-version = "0.1.0"
+version = "1.0.0"
 dependencies = [
  "anyhow",
  "bitflags 2.9.4",
@@ -900,7 +900,7 @@ dependencies = [
 
 [[package]]
 name = "cosmic-comp-config"
-version = "0.1.0"
+version = "1.0.0"
 dependencies = [
  "cosmic-config",
  "cosmic-randr-shell",
diff --git a/Cargo.toml b/Cargo.toml
index 8ba71d8e..1d830634 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,8 +3,8 @@ authors = ["Victoria Brekenfeld"]
 edition = "2024"
 license = "GPL-3.0-only"
 name = "cosmic-comp"
-version = "0.1.0"
-rust-version = "1.85"
+version = "1.0.0"
+rust-version = "1.90"
 
 [workspace]
 members = ["cosmic-comp-config"]
diff --git a/cosmic-comp-config/Cargo.toml b/cosmic-comp-config/Cargo.toml
index c5ccb53e..109b5f3b 100644
--- a/cosmic-comp-config/Cargo.toml
+++ b/cosmic-comp-config/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "cosmic-comp-config"
-version = "0.1.0"
+version = "1.0.0"
 edition = "2024"
 
 [dependencies]
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index a0b99051..9c8eecdc 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.85"
+channel = "1.90"
 components = [ "rust-src" ]
diff --git a/src/shell/zoom.rs b/src/shell/zoom.rs
index a3455e15..67914702 100644
--- a/src/shell/zoom.rs
+++ b/src/shell/zoom.rs
@@ -34,7 +34,6 @@ use tracing::error;
 use crate::{
     state::State,
     utils::{
-        float::NextDown,
         iced::{IcedElement, Program},
         prelude::*,
         tween::EasePoint,
@@ -93,11 +92,11 @@ impl OutputZoomState {
                         .to_global(output);
                     focal_point.x = focal_point.x.clamp(
                         output_geometry.loc.x,
-                        (output_geometry.loc.x + output_geometry.size.w).next_lower(), // FIXME: Replace with f64::next_down when stable
+                        (output_geometry.loc.x + output_geometry.size.w).next_down(),
                     );
                     focal_point.y = focal_point.y.clamp(
                         output_geometry.loc.y,
-                        (output_geometry.loc.y + output_geometry.size.h).next_lower(), // FIXME: Replace with f64::next_down when stable
+                        (output_geometry.loc.y + output_geometry.size.h).next_down(),
                     );
                     focal_point.to_local(output)
                 }
@@ -309,11 +308,11 @@ impl ZoomState {
                             .upscale(output_state_ref.level);
                     diff.x = diff.x.clamp(
                         output_geometry.loc.x as f64,
-                        ((output_geometry.loc.x + output_geometry.size.w) as f64).next_lower(), // FIXME: Replace with f64::next_down when stable
+                        ((output_geometry.loc.x + output_geometry.size.w) as f64).next_down(),
                     );
                     diff.y = diff.y.clamp(
                         output_geometry.loc.y as f64,
-                        ((output_geometry.loc.y + output_geometry.size.h) as f64).next_lower(), // FIXME: Replace with f64::next_down when stable
+                        ((output_geometry.loc.y + output_geometry.size.h) as f64).next_down(),
                     );
                     diff -= output_state_ref.focal_point.to_global(output);
 
diff --git a/src/utils/float.rs b/src/utils/float.rs
deleted file mode 100644
index 042332c6..00000000
--- a/src/utils/float.rs
+++ /dev/null
@@ -1,28 +0,0 @@
-// FIXME: When f64::next_down reaches stable rust, use that instead
-pub trait NextDown {
-    fn next_lower(self) -> Self;
-}
-
-impl NextDown for f64 {
-    fn next_lower(self) -> Self {
-        // We must use strictly integer arithmetic to prevent denormals from
-        // flushing to zero after an arithmetic operation on some platforms.
-        const NEG_TINY_BITS: u64 = 0x8000_0000_0000_0001; // Smallest (in magnitude) negative f64.
-        const CLEAR_SIGN_MASK: u64 = 0x7fff_ffff_ffff_ffff;
-
-        let bits = self.to_bits();
-        if self.is_nan() || bits == Self::NEG_INFINITY.to_bits() {
-            return self;
-        }
-
-        let abs = bits & CLEAR_SIGN_MASK;
-        let next_bits = if abs == 0 {
-            NEG_TINY_BITS
-        } else if bits == abs {
-            bits - 1
-        } else {
-            bits + 1
-        };
-        Self::from_bits(next_bits)
-    }
-}
diff --git a/src/utils/mod.rs b/src/utils/mod.rs
index a90ae986..ac1df019 100644
--- a/src/utils/mod.rs
+++ b/src/utils/mod.rs
@@ -3,7 +3,6 @@
 pub mod env;
 mod ids;
 pub(crate) use self::ids::id_gen;
-pub mod float;
 pub mod geometry;
 pub mod iced;
 pub mod prelude;