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

Successful build of libpng, reference main (d22d32), with Swift 5.10 for macOS (SPM) on 18 Apr 2025 00:26:11 UTC.

Swift 6 data race errors: 0

Build Command

env DEVELOPER_DIR=/Applications/Xcode-15.4.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.60.1
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:             5.10
Building package at path:  $PWD
https://github.com/AdaEngine/libpng.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-15.4.0.app xcrun swift build --arch arm64
Building for debugging...
[0/18] Compiling libpng pngwio.c
[1/18] Compiling libpng pngmem.c
[2/18] Compiling libpng pngget.c
[3/18] Compiling libpng pngread.c
[4/18] Compiling libpng pngwtran.c
/Users/admin/builder/spi-builder-workspace/Sources/libpng/pngwutil.c:520:32: warning: assigning to 'Bytef *' (aka 'unsigned char *') from 'png_const_bytep' (aka 'const unsigned char *') discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
      png_ptr->zstream.next_in = PNGZ_INPUT_CAST(comp->input);
                               ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Users/admin/builder/spi-builder-workspace/Sources/libpng/pngwutil.c:966:29: warning: assigning to 'Bytef *' (aka 'unsigned char *') from 'png_const_bytep' (aka 'const unsigned char *') discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
   png_ptr->zstream.next_in = PNGZ_INPUT_CAST(input);
                            ^ ~~~~~~~~~~~~~~~~~~~~~~
2 warnings generated.
[5/18] Compiling libpng pngwutil.c
[6/18] Compiling libpng pngwrite.c
[6/18] Compiling libpng png.c
[8/18] Compiling libpng pngtrans.c
[9/18] Compiling libpng pngset.c
[10/18] Compiling libpng pngrio.c
[11/18] Compiling arm_init.c
[12/18] Compiling filter_neon_intrinsics.c
/Users/admin/builder/spi-builder-workspace/Sources/libpng/pngrutil.c:503:32: warning: assigning to 'Bytef *' (aka 'unsigned char *') from 'png_const_bytep' (aka 'const unsigned char *') discards qualifiers [-Wincompatible-pointer-types-discards-qualifiers]
      png_ptr->zstream.next_in = PNGZ_INPUT_CAST(input);
                               ^ ~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
[13/18] Compiling libpng pngrutil.c
[14/18] Compiling palette_neon_intrinsics.c
[15/18] Compiling libpng pngerror.c
[16/18] Compiling libpng pngrtran.c
[17/18] Compiling libpng pngpread.c
Build complete! (3.59s)
Build complete.
{
  "dependencies" : [
  ],
  "manifest_display_name" : "libpng",
  "name" : "libpng",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
  ],
  "products" : [
    {
      "name" : "libpng",
      "targets" : [
        "libpng"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "libpngTests",
      "module_type" : "SwiftTarget",
      "name" : "libpngTests",
      "path" : "Tests/libpngTests",
      "sources" : [
        "libpngTests.swift"
      ],
      "target_dependencies" : [
        "libpng"
      ],
      "type" : "test"
    },
    {
      "c99name" : "libpng",
      "module_type" : "ClangTarget",
      "name" : "libpng",
      "path" : "Sources/libpng",
      "product_memberships" : [
        "libpng"
      ],
      "sources" : [
        "arm/arm_init.c",
        "arm/filter_neon_intrinsics.c",
        "arm/palette_neon_intrinsics.c",
        "png.c",
        "pngerror.c",
        "pngget.c",
        "pngmem.c",
        "pngpread.c",
        "pngread.c",
        "pngrio.c",
        "pngrtran.c",
        "pngrutil.c",
        "pngset.c",
        "pngtrans.c",
        "pngwio.c",
        "pngwrite.c",
        "pngwtran.c",
        "pngwutil.c"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "5.7"
}
Done.