bech32

commit 55f351f4c17608f6c384cddc4112418f1409674a
parent 95c41c2a1064d3b433bfe6d0087a2f4776b00c23
Author: Jared Tobin <jared@jtobin.io>
Date:   Sun, 28 Dec 2025 12:18:07 -0330

release: v0.2.4

Diffstat:
M
CHANGELOG
 | 
3
+++
M
README.md
 | 
21
+++++++++++----------
M
bench/Reference/Bech32.hs
 | 
1
-
M
flake.lock
 | 
20
++++++++++----------
M
flake.nix
 | 
4
++--
M
ppad-bech32.cabal
 | 
4
++--
M
test/Reference/Bech32.hs
 | 
1
-

7 files changed, 28 insertions(+), 26 deletions(-)
diff --git a/CHANGELOG b/CHANGELOG
@@ -1,5 +1,8 @@
 # Changelog
 
+- 0.2.4 (2025-12-28)
+  * Adds an 'llvm' build flag and tests with GHC 9.10.3.
+
 - 0.2.3 (2025-06-21)
   * Minor performance improvements and internal housekeeping.
 
diff --git a/README.md b/README.md
@@ -49,18 +49,19 @@ Current benchmark figures on a M4 Silicon MacBook Air look like (use
 `cabal bench` to run the benchmark suite):
 
 ```
-  benchmarking benchmarks/ppad-bech32/bech32 encode/120b
-  time                 462.7 ns   (460.8 ns .. 465.5 ns)
-                       1.000 R²   (1.000 R² .. 1.000 R²)
-  mean                 465.5 ns   (464.3 ns .. 466.6 ns)
-  std dev              3.955 ns   (3.485 ns .. 4.602 ns)
+  benchmarking benchmarks/ppad-bech32/bech32 decode/120b
+  time                 501.7 ns   (497.7 ns .. 505.6 ns)
+                       0.999 R²   (0.999 R² .. 1.000 R²)
+  mean                 494.4 ns   (491.6 ns .. 498.0 ns)
+  std dev              10.81 ns   (8.895 ns .. 12.98 ns)
+  variance introduced by outliers: 28% (moderately inflated)
 
   benchmarking benchmarks/ppad-bech32/bech32 decode/120b
-  time                 499.4 ns   (497.5 ns .. 502.3 ns)
-                       1.000 R²   (1.000 R² .. 1.000 R²)
-  mean                 508.0 ns   (505.2 ns .. 510.8 ns)
-  std dev              9.101 ns   (7.828 ns .. 11.23 ns)
-  variance introduced by outliers: 21% (moderately inflated)
+  time                 501.7 ns   (497.7 ns .. 505.6 ns)
+                       0.999 R²   (0.999 R² .. 1.000 R²)
+  mean                 494.4 ns   (491.6 ns .. 498.0 ns)
+  std dev              10.81 ns   (8.895 ns .. 12.98 ns)
+  variance introduced by outliers: 28% (moderately inflated)
 ```
 
 You should compile with the 'llvm' flag for maximum performance.
diff --git a/bench/Reference/Bech32.hs b/bench/Reference/Bech32.hs
@@ -20,7 +20,6 @@ import Data.Bits (Bits, unsafeShiftL, unsafeShiftR, (.&.), (.|.), xor, testBit)
 import qualified Data.ByteString as BS
 import qualified Data.ByteString.Char8 as BSC
 import Data.Char (toLower, toUpper)
-import Data.Foldable (foldl')
 import Data.Functor.Identity (Identity, runIdentity)
 import Data.Ix (Ix(..))
 import Data.Word (Word8)
diff --git a/flake.lock b/flake.lock
@@ -5,11 +5,11 @@
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1710146030,
-        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
         "type": "github"
       },
       "original": {
@@ -20,11 +20,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1725910328,
-        "narHash": "sha256-n9pCtzGZ0httmTwMuEbi5E78UQ4ZbQMr1pzi5N0LAG8=",
+        "lastModified": 1766840161,
+        "narHash": "sha256-Ss/LHpJJsng8vz1Pe33RSGIWUOcqM1fjrehjUkdrWio=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "5775c2583f1801df7b790bf7f7d710a19bac66f4",
+        "rev": "3edc4a30ed3903fdf6f90c837f961fa6b49582d1",
         "type": "github"
       },
       "original": {
@@ -40,11 +40,11 @@
         "nixpkgs": "nixpkgs"
       },
       "locked": {
-        "lastModified": 1737297101,
-        "narHash": "sha256-EnXnq+JLflbWt+DvaGGnY2gfAqsGNOm5vPgHh3hkfwQ=",
+        "lastModified": 1766932084,
+        "narHash": "sha256-GvVsbTfW+B7IQ9K/QP2xcXJAm1lhBin1jYZWNjOzT+o=",
         "ref": "master",
-        "rev": "f29823875250bc99b3891f7373535ccde9a29a44",
-        "revCount": 1,
+        "rev": "353e61763b959b960a55321a85423501e3e9ed7a",
+        "revCount": 2,
         "type": "git",
         "url": "git://git.ppad.tech/nixpkgs.git"
       },
diff --git a/flake.nix b/flake.nix
@@ -18,9 +18,9 @@
 
         pkgs = import nixpkgs { inherit system; };
         hlib = pkgs.haskell.lib;
-        llvm = pkgs.llvmPackages_15.llvm;
+        llvm = pkgs.llvmPackages_19.llvm;
 
-        hpkgs = pkgs.haskell.packages.ghc981.extend (new: old: {
+        hpkgs = pkgs.haskell.packages.ghc910.extend (new: old: {
           ${lib} = old.callCabal2nixWithOptions lib ./. "--enable-profiling" {};
         });
 
diff --git a/ppad-bech32.cabal b/ppad-bech32.cabal
@@ -1,6 +1,6 @@
 cabal-version:      3.0
 name:               ppad-bech32
-version:            0.2.3
+version:            0.2.4
 synopsis:           bech32 and bech32m encoding/decoding, per BIPs 173 & 350.
 license:            MIT
 license-file:       LICENSE
@@ -8,7 +8,7 @@ author:             Jared Tobin
 maintainer:         jared@ppad.tech
 category:           Cryptography
 build-type:         Simple
-tested-with:        GHC == 9.8.1
+tested-with:        GHC == 9.10.3
 extra-doc-files:    CHANGELOG
 description:
   bech32 and bech32m encoding/decoding on strict bytestrings, per BIPs
diff --git a/test/Reference/Bech32.hs b/test/Reference/Bech32.hs
@@ -20,7 +20,6 @@ import Data.Bits (Bits, unsafeShiftL, unsafeShiftR, (.&.), (.|.), xor, testBit)
 import qualified Data.ByteString as BS
 import qualified Data.ByteString.Char8 as BSC
 import Data.Char (toLower, toUpper)
-import Data.Foldable (foldl')
 import Data.Functor.Identity (Identity, runIdentity)
 import Data.Ix (Ix(..))
 import Data.Word (Word8)