message: Fix issue 15730.
diff: @@ -346,7 +346,7 @@ elseif(MIPS)
  ocv_update(CPU_MSA_TEST_FILE "${OpenCV_SOURCE_DIR}/cmake/checks/cpu_msa.cpp")
  ocv_update(CPU_KNOWN_OPTIMIZATIONS "MSA")
  ocv_update(CPU_MSA_FLAGS_ON "-mmsa")
  - set(CPU_BASELINE "MSA" CACHE STRING "${HELP_CPU_BASELINE}")
  + set(CPU_BASELINE "DETECT" CACHE STRING "${HELP_CPU_BASELINE}")
  elseif(PPC64LE)
  ocv_update(CPU_KNOWN_OPTIMIZATIONS "VSX;VSX3")
  ocv_update(CPU_VSX_TEST_FILE "${OpenCV_SOURCE_DIR}/cmake/checks/cpu_vsx.cpp")
  