Swift Package Index

Build Information

Failed to build libpng, reference main (d22d32), with Swift 6.3 for macOS (SPM) on 16 Apr 2026 02:40:32 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
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
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "traits": [
    "default"
  ],
  "dependencies": [
    {
      "identity": "libpng",
      "name": "libpng",
      "url": "https://github.com/AdaEngine/libpng.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/libpng",
      "traits": [
        "default"
      ],
      "dependencies": [
      ]
    }
  ]
}
Fetching https://github.com/AdaEngine/libpng.git
[1/65] Fetching libpng
Fetched https://github.com/AdaEngine/libpng.git from cache (0.83s)
Creating working copy for https://github.com/AdaEngine/libpng.git
Working copy of https://github.com/AdaEngine/libpng.git resolved at main (d22d32a)
warning: '.resolve-product-dependencies': dependency 'libpng' is not used by any target
Found 0 product dependencies
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.3
Building package at path:  $PWD
https://github.com/AdaEngine/libpng.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
Building for debugging...
In file included from /Users/admin/builder/spi-builder-workspace/Sources/libpng/pngget.c:15:
/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 pngget.c
In file included from /Users/admin/builder/spi-builder-workspace/Sources/libpng/png.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>
      |                ^~~~~~
1 error generated.
[0/18] Compiling libpng png.c
[0/18] Compiling palette_neon_intrinsics.c
[0/18] Compiling libpng pngerror.c
[0/18] Compiling filter_neon_intrinsics.c
[0/18] Compiling libpng pngmem.c
In file included from /Users/admin/builder/spi-builder-workspace/Sources/libpng/pngpread.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 pngpread.c
In file included from /Users/admin/builder/spi-builder-workspace/Sources/libpng/pngread.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 pngread.c
[0/18] Compiling libpng pngrio.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 6.3 macosSpm