compat.opencv编译链接报错

系统win11
源代码src/main.cpp

// test_opencv — generated by `mcpp new`
import std;
#include <opencv2/opencv.hpp>

int main(int argc, char* argv[]) {
    std::println("Hello from test_opencv!");
    std::println("Built with import std + std::println on modular C++23.");
    if (argc > 1) {
        for (int i = 1; i < argc; ++i) std::println("  arg[{}] = {}", i, argv[i]);
    }
    return 0;
}

mcpp.toml

[package]
name        = "test_opencv"
version     = "0.1.0"
description = "A modular C++23 package"
license     = "Apache-2.0"

[dependencies]
compat.opencv = "5.0.0"

mcpp运行编译报错

mcpp build
PS D:\bianchen\c\test_opencv> mcpp build
   Resolving toolchain
    Resolved llvm@20.1.7 → @mcpp/registry/data/xpkgs/xim-x-llvm/20.1.7/bin/clang++.exe
  build.mcpp compiling
  build.mcpp running
warning: D:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0: [build].flags glob '**/3rdparty/mlas/**' matched no source file
warning: D:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0: [build].flags glob '**/clsrc/opencl_kernels_core.cpp' matched no source file
warning: D:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0: [build].flags glob '**/clsrc/opencl_kernels_geometry.cpp' matched no source fi
le                                                                                                                                                 warning: D:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0: [build].flags glob '**/clsrc/opencl_kernels_imgproc.cpp' matched no source fil
e                                                                                                                                                  warning: D:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0: [build].flags glob '*/3rdparty/mlas/lib/platform.cpp' matched no source file
    Inferred sources [src/**/*.{cppm,cpp,cc,c,S,s,asm}]
    Inferred target test_opencv (bin from src/main.cpp)
   Compiling test_opencv v0.1.0 (.)
   Compiling compat.opencv v5.0.0
    Finished release [optimized] in 97.81s

这个是警告应该不影响使用

并非如此
mcpp build没有报错
但是mcpp run直接报错

PS D:\bianchen\c\test_opencv> mcpp run
error: build failed
cmd /c "D:/cbuild/registry/data/xpkgs/xim-x-llvm/20.1.7/bin/clang-scan-deps.exe -format=p1689 -- D:/cbuild/registry/data/xpkgs/xim-x-llvm/20.1.7/bin/clang++.exe -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0 -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\3rdparty\dlpack\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated/3rdparty/libjpeg-turbo -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\3rdparty\libjpeg-turbo\src -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated/3rdparty/zlib -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\3rdparty\zlib -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\core\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated/modules/core -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\flann\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\geometry\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\imgproc\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated/modules/imgproc -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\3rdparty\libpng -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\imgcodecs\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\highgui\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated/modules/highgui -std=c++23 -fmodule-file=std=D:\bianchen\c\test_opencv\target\x86_64-windows-msvc\1053922e612c4d89\pcm.cache\std.pcm -fprebuilt-module-path=D:\bianchen\c\test_opencv\target\x86_64-windows-msvc\1053922e612c4d89\pcm.cache -O0 -g  -c D:/bianchen/c/test_opencv/src/main.cpp -o obj/test_opencv/src/main.o > obj/test_opencv/src/main.cpp.ddi"
Error while scanning dependencies for D:/bianchen/c/test_opencv/src/main.cpp:
D:/bianchen/c/test_opencv/src/main.cpp:3:10: fatal error: 'opencv2/opencv.hpp' file not found

并非如此 mcpp build没有报错但是mcpp run直接报错

PS D:\bianchen\c\test_opencv> mcpp run
error: build failed
cmd /c "D:/cbuild/registry/data/xpkgs/xim-x-llvm/20.1.7/bin/clang-scan-deps.exe -format=p1689 -- D:/cbuild/registry/data/xpkgs/xim-x-llvm/20.1.7/bin/clang++.exe -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0 -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\3rdparty\dlpack\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated/3rdparty/libjpeg-turbo -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\3rdparty\libjpeg-turbo\src -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated/3rdparty/zlib -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\3rdparty\zlib -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\core\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated/modules/core -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\flann\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\geometry\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\imgproc\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated/modules/imgproc -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\3rdparty\libpng -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\imgcodecs\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\highgui\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated/modules/highgui -std=c++23 -fmodule-file=std=D:\bianchen\c\test_opencv\target\x86_64-windows-msvc\1053922e612c4d89\pcm.cache\std.pcm -fprebuilt-module-path=D:\bianchen\c\test_opencv\target\x86_64-windows-msvc\1053922e612c4d89\pcm.cache -O0 -g  -c D:/bianchen/c/test_opencv/src/main.cpp -o obj/test_opencv/src/main.o > obj/test_opencv/src/main.cpp.ddi"
Error while scanning dependencies for D:/bianchen/c/test_opencv/src/main.cpp:
D:/bianchen/c/test_opencv/src/main.cpp:3:10: fatal error: 'opencv2/opencv.hpp' file not found

目前正重新拉上游基于上游进行修复

@tz12323

并非如此 mcpp build没有报错但是mcpp run直接报错

PS D:\bianchen\c\test_opencv> mcpp run
error: build failed
cmd /c "D:/cbuild/registry/data/xpkgs/xim-x-llvm/20.1.7/bin/clang-scan-deps.exe -format=p1689 -- D:/cbuild/registry/data/xpkgs/xim-x-llvm/20.1.7/bin/clang++.exe -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0 -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\3rdparty\dlpack\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated/3rdparty/libjpeg-turbo -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\3rdparty\libjpeg-turbo\src -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated/3rdparty/zlib -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\3rdparty\zlib -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\core\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated/modules/core -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\flann\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\geometry\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\imgproc\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated/modules/imgproc -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\3rdparty\libpng -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\imgcodecs\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\opencv-5.0.0\modules\highgui\include -ID:\cbuild\registry\data\xpkgs\compat-x-compat.opencv\5.0.0\mcpp_generated/modules/highgui -std=c++23 -fmodule-file=std=D:\bianchen\c\test_opencv\target\x86_64-windows-msvc\1053922e612c4d89\pcm.cache\std.pcm -fprebuilt-module-path=D:\bianchen\c\test_opencv\target\x86_64-windows-msvc\1053922e612c4d89\pcm.cache -O0 -g  -c D:/bianchen/c/test_opencv/src/main.cpp -o obj/test_opencv/src/main.o > obj/test_opencv/src/main.cpp.ddi"
Error while scanning dependencies for D:/bianchen/c/test_opencv/src/main.cpp:
D:/bianchen/c/test_opencv/src/main.cpp:3:10: fatal error: 'opencv2/opencv.hpp' file not found

@tz12323 更新已经合入, 可以 mcpp new myopencv --template opencv 来创建模板工程, mcpp run 已经可以运行

feat(pkgs): opencv 0.0.9 单仓库形态 + mcpp 0.0.102 floor (windows scan-deps #261 + module PCM baseline) mcpplibs/mcpp-index#111

现在可以用 import 来导入, 如果还有遇到问题再reopen

https://github.com/Sunrisepeak/opencv-m

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compat.opencv编译链接报错 #252

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compat.opencv编译链接报错 #252

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Sunrisepeak commented on Jul 20, 2026

tz12323 commented on Jul 21, 2026

Sunrisepeak commented on Jul 21, 2026

Sunrisepeak commented on Jul 22, 2026

Sunrisepeak commented on Jul 22, 2026

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