1. 程式人生 > >make[2]: *** [modules/core/CMakeFiles/opencv_core.dir/src/system.cpp.o] 錯誤 1

make[2]: *** [modules/core/CMakeFiles/opencv_core.dir/src/system.cpp.o] 錯誤 1


編譯opencv3.4.10時出現

/opencv-2.4.10/modules/core/src/system.cpp:280:10: 錯誤: ‘asm’中運算元約束不一致
在全域性域:
cc1plus: 警告: 無法識別的命令列選項“-Wno-unnamed-type-template-args” [預設啟用]
cc1plus: 警告: 無法識別的命令列選項“-Wno-delete-non-virtual-dtor” [預設啟用]
cc1plus: 警告: 無法識別的命令列選項“-Wno-narrowing” [預設啟用]

make[2]: *** [modules/core/CMakeFiles/opencv_core.dir/src/system.cpp.o] 錯誤 1
make[1]: *** [modules/core/CMakeFiles/opencv_core.dir/all] 錯誤 2
make: *** [all] 錯誤 2
解決辦法:進入下面目錄修改


modules/core/src/system.cpp


@@ -267,14 +267,17 @@ struct HWFeatures
    : "cc"
    );
    #else
    + // We need to preserve ebx since we are compiling PIC code.
    + // This means we cannot use "=b" for the 2nd output register.
    asm volatile
    (
    "pushl %%ebx\n\t"
    "movl $7,%%eax\n\t"
    "movl $0,%%ecx\n\t"
275   "cpuid\n\t"
    + "movl %%ebx,%1\n\t"
276   "popl %%ebx\n\t"
277   - : "=a"(cpuid_data[0]), "=b"(cpuid_data[1]), "=c"(cpuid_data[2]), "=d"(cpuid_data[3])
    + : "=a"(cpuid_data[0]), "=r"(cpuid_data[1]), "=c"(cpuid_data[2]), "=d"(cpuid_data[3])
    :
    : "cc"
    );


modules/core/src/system.cpp