The Swift Package Index logo.Swift Package Index

Has it really been five years since Swift Package Index launched? Read our anniversary blog post!

Build Information

Failed to build libpng, reference main (d22d32), with Swift 6.2 (beta) for macOS (SPM) on 23 Jun 2025 18:21:36 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.64.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/AdaEngine/libpng.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/AdaEngine/libpng
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at d22d32a updates
Cloned https://github.com/AdaEngine/libpng.git
Revision (git rev-parse @):
d22d32ad3b8def59a74419d2227ca0d87f272491
SUCCESS checkout https://github.com/AdaEngine/libpng.git at main
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.2
Building package at path:  $PWD
https://github.com/AdaEngine/libpng.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.0.0-Beta.app xcrun swift build --arch arm64
Building for debugging...
In file included from /Users/admin/builder/spi-builder-workspace/Sources/libpng/pngwio.c:21:
/Users/admin/builder/spi-builder-workspace/Sources/libpng/include/pngpriv.h:527:16: fatal error: 'fp.h' file not found
  527 | #      include <fp.h>
      |                ^~~~~~
1 error generated.
[0/18] Compiling libpng pngwio.c
In file included from /Users/admin/builder/spi-builder-workspace/Sources/libpng/pngwrite.c:14:
/Users/admin/builder/spi-builder-workspace/Sources/libpng/include/pngpriv.h:527:16: fatal error: 'fp.h' file not found
  527 | #      include <fp.h>
      |                ^~~~~~
[0/18] Compiling palette_neon_intrinsics.c
[0/18] Compiling libpng pngwrite.c
[0/18] Compiling libpng png.c
In file included from /Users/admin/builder/spi-builder-workspace/Sources/libpng/pngrutil.c:17:
/Users/admin/builder/spi-builder-workspace/Sources/libpng/include/pngpriv.h:527:16: fatal error: 'fp.h' file not found
  527 | #      include <fp.h>
      |                ^~~~~~
[0/18] Compiling libpng pngrutil.c
In file included from /Users/admin/builder/spi-builder-workspace/Sources/libpng/pngwutil.c:14:
/Users/admin/builder/spi-builder-workspace/Sources/libpng/include/pngpriv.h:527:16: fatal error: 'fp.h' file not found
  527 | #      include <fp.h>
      |                ^~~~~~
[0/18] Compiling libpng pngwutil.c
[0/18] Compiling libpng pngset.c
[0/18] Compiling libpng pngtrans.c
[0/18] Compiling libpng pngwtran.c
In file included from /Users/admin/builder/spi-builder-workspace/Sources/libpng/pngrtran.c:19:
/Users/admin/builder/spi-builder-workspace/Sources/libpng/include/pngpriv.h:527:16: fatal error: 'fp.h' file not found
  527 | #      include <fp.h>
      |                ^~~~~~
[0/18] Compiling libpng pngrtran.c
BUILD FAILURE 6.2 macosSpm