Fixed couple of MSVC warnings

modules/gpu/CMakeLists.txt

@@ -43,10 +43,6 @@ if (HAVE_CUDA)
     
       set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} -Xcompiler /wd4251)
     endif()
-
-    foreach(var CMAKE_C_FLAGS CMAKE_C_FLAGS_RELEASE CMAKE_C_FLAGS_DEBUG CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_DEBUG)
-      string(REPLACE "/EHsc-" "/EHs" ${var} "${${var}}")
-    endforeach()
   endif()
 
   OCV_CUDA_COMPILE(cuda_objs ${lib_cuda} ${ncv_cuda})

modules/stitching/include/opencv2/stitching/detail/seam_finders.hpp

@@ -113,7 +113,7 @@ public:
 private:
     // To avoid GCGraph dependency
     class Impl;
-    Ptr<Impl> impl_;
+    Ptr<PairwiseSeamFinder> impl_;
 };
 
 

modules/videostab/src/fast_marching.cpp

@@ -96,7 +96,7 @@ void FastMarchingMethod::heapUp(int idx)
 void FastMarchingMethod::heapDown(int idx)
 {
     int l, r, smallest;
-    while (true)
+    for(;;)
     {
         l = 2*idx+1;
         r = 2*idx+2;