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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Index does not name a type (gcc-7.1)","articleBody":"A new problem when using with gcc-7.1?\r\n\r\n```\r\nIn file included from /home/nbecker/.local/include/ndarray/converter/eigen.h:19:0,\r\n                 from /home/nbecker/.local/include/ndarray/pybind11.h:51,\r\n                 from pn2.cc:4:\r\n/home/nbecker/.local/include/ndarray/eigen.h:284:12: error: 'Index' does not name a type; did you mean 'index'?\r\n     inline Index innerStride() const { return ST::getInnerStride(*Access::getCore(_array)); }\r\n            ^~~~~\r\n            index\r\n/home/nbecker/.local/include/ndarray/eigen.h:285:12: error: 'Index' does not name a type; did you mean 'index'?\r\n     inline Index outerStride() const { return ST::getOuterStride(*Access::getCore(_array)); }\r\n            ^~~~~\r\n            index\r\n/home/nbecker/.local/include/ndarray/eigen.h:287:12: error: 'Index' does not name a type; did you mean 'index'?\r\n     inline Index rowStride() const { return ST::getRowStride(*Access::getCore(_array)); }\r\n            ^~~~~\r\n            index\r\n/home/nbecker/.local/include/ndarray/eigen.h:288:12: error: 'Index' does not name a type; did you mean 'index'?\r\n     inline Index colStride() const { return ST::getColStride(*Access::getCore(_array)); }\r\n            ^~~~~\r\n            index\r\n/home/nbecker/.local/include/ndarray/eigen.h:290:12: error: 'Index' does not name a type; did you mean 'index'?\r\n     inline Index rows() const { return ST::getRows(*Access::getCore(_array)); }\r\n            ^~~~~\r\n            index\r\n/home/nbecker/.local/include/ndarray/eigen.h:291:12: error: 'Index' does not name a type; did you mean 'index'?\r\n     inline Index cols() const { return ST::getCols(*Access::getCore(_array)); }\r\n            ^~~~~\r\n            index\r\n/home/nbecker/.local/include/ndarray/eigen.h:297:21: error: 'coeff' declared as an 'inline' field\r\n     inline T\u0026 coeff(Index row, Index col) const {\r\n                     ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:297:15: error: expected ';' at end of member declaration\r\n     inline T\u0026 coeff(Index row, Index col) const {\r\n               ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:297:27: error: expected ')' before 'row'\r\n     inline T\u0026 coeff(Index row, Index col) const {\r\n                           ^~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:301:21: error: 'coeff' declared as an 'inline' field\r\n     inline T\u0026 coeff(Index index) const {\r\n                     ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:301:15: error: expected ';' at end of member declaration\r\n     inline T\u0026 coeff(Index index) const {\r\n               ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:301:21: error: redeclaration of 'T\u0026 ndarray::EigenView\u003cT, N, C, XprKind_, Rows_, Cols_\u003e::coeff'\r\n     inline T\u0026 coeff(Index index) const {\r\n                     ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:297:21: note: previous declaration 'T\u0026 ndarray::EigenView\u003cT, N, C, XprKind_, Rows_, Cols_\u003e::coeff'\r\n     inline T\u0026 coeff(Index row, Index col) const {\r\n                     ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:301:27: error: expected ')' before 'index'\r\n     inline T\u0026 coeff(Index index) const {\r\n                           ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:305:24: error: 'coeffRef' declared as an 'inline' field\r\n     inline T\u0026 coeffRef(Index row, Index col) const {\r\n                        ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:305:15: error: expected ';' at end of member declaration\r\n     inline T\u0026 coeffRef(Index row, Index col) const {\r\n               ^~~~~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:305:30: error: expected ')' before 'row'\r\n     inline T\u0026 coeffRef(Index row, Index col) const {\r\n                              ^~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:309:24: error: 'coeffRef' declared as an 'inline' field\r\n     inline T\u0026 coeffRef(Index row, Index col) {\r\n                        ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:309:15: error: expected ';' at end of member declaration\r\n     inline T\u0026 coeffRef(Index row, Index col) {\r\n               ^~~~~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:309:24: error: redeclaration of 'T\u0026 ndarray::EigenView\u003cT, N, C, XprKind_, Rows_, Cols_\u003e::coeffRef'\r\n     inline T\u0026 coeffRef(Index row, Index col) {\r\n                        ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:305:24: note: previous declaration 'T\u0026 ndarray::EigenView\u003cT, N, C, XprKind_, Rows_, Cols_\u003e::coeffRef'\r\n     inline T\u0026 coeffRef(Index row, Index col) const {\r\n                        ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:309:30: error: expected ')' before 'row'\r\n     inline T\u0026 coeffRef(Index row, Index col) {\r\n                              ^~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:313:24: error: 'coeffRef' declared as an 'inline' field\r\n     inline T\u0026 coeffRef(Index index) const {\r\n                        ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:313:15: error: expected ';' at end of member declaration\r\n     inline T\u0026 coeffRef(Index index) const {\r\n               ^~~~~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:313:24: error: redeclaration of 'T\u0026 ndarray::EigenView\u003cT, N, C, XprKind_, Rows_, Cols_\u003e::coeffRef'\r\n     inline T\u0026 coeffRef(Index index) const {\r\n                        ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:305:24: note: previous declaration 'T\u0026 ndarray::EigenView\u003cT, N, C, XprKind_, Rows_, Cols_\u003e::coeffRef'\r\n     inline T\u0026 coeffRef(Index row, Index col) const {\r\n                        ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:313:30: error: expected ')' before 'index'\r\n     inline T\u0026 coeffRef(Index index) const {\r\n                              ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:317:24: error: 'coeffRef' declared as an 'inline' field\r\n     inline T\u0026 coeffRef(Index index) {\r\n                        ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:317:15: error: expected ';' at end of member declaration\r\n     inline T\u0026 coeffRef(Index index) {\r\n               ^~~~~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:317:24: error: redeclaration of 'T\u0026 ndarray::EigenView\u003cT, N, C, XprKind_, Rows_, Cols_\u003e::coeffRef'\r\n     inline T\u0026 coeffRef(Index index) {\r\n                        ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:305:24: note: previous declaration 'T\u0026 ndarray::EigenView\u003cT, N, C, XprKind_, Rows_, Cols_\u003e::coeffRef'\r\n     inline T\u0026 coeffRef(Index row, Index col) const {\r\n                        ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:317:30: error: expected ')' before 'index'\r\n     inline T\u0026 coeffRef(Index index) {\r\n                              ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:322:32: error: 'Index' has not been declared\r\n     inline PacketScalar packet(Index row, Index col) const {\r\n                                ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:322:43: error: 'Index' has not been declared\r\n     inline PacketScalar packet(Index row, Index col) const {\r\n                                           ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:329:32: error: 'Index' has not been declared\r\n     inline PacketScalar packet(Index index) const {\r\n                                ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:337:29: error: 'Index' has not been declared\r\n     inline void writePacket(Index row, Index col, const PacketScalar\u0026 x) {\r\n                             ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:337:40: error: 'Index' has not been declared\r\n     inline void writePacket(Index row, Index col, const PacketScalar\u0026 x) {\r\n                                        ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:345:29: error: 'Index' has not been declared\r\n     inline void writePacket(Index index, const PacketScalar\u0026 x) {\r\n                             ^~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h: In member function 'ndarray::EigenView\u003cT, N, C, XprKind_, Rows_, Cols_\u003e::PacketScalar ndarray::EigenView\u003cT, N, C, XprKind_, Rows_, Cols_\u003e::packet(int, int) const':\r\n/home/nbecker/.local/include/ndarray/eigen.h:324:39: error: there are no arguments to 'colStride' that depend on a template parameter, so a declaration of 'colStride' must be available [-fpermissive]\r\n             _array.getData() + (col * colStride() + row * rowStride())\r\n                                       ^~~~~~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:324:39: note: (if you use '-fpermissive', G++ will accept your code, but allowing the use of an undeclared name is deprecated)\r\n/home/nbecker/.local/include/ndarray/eigen.h:324:59: error: there are no arguments to 'rowStride' that depend on a template parameter, so a declaration of 'rowStride' must be available [-fpermissive]\r\n             _array.getData() + (col * colStride() + row * rowStride())\r\n                                                           ^~~~~~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h: In member function 'ndarray::EigenView\u003cT, N, C, XprKind_, Rows_, Cols_\u003e::PacketScalar ndarray::EigenView\u003cT, N, C, XprKind_, Rows_, Cols_\u003e::packet(int) const':\r\n/home/nbecker/.local/include/ndarray/eigen.h:332:40: error: there are no arguments to 'innerStride' that depend on a template parameter, so a declaration of 'innerStride' must be available [-fpermissive]\r\n             _array.getData() + index * innerStride()\r\n                                        ^~~~~~~~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h: In member function 'void ndarray::EigenView\u003cT, N, C, XprKind_, Rows_, Cols_\u003e::writePacket(int, int, const PacketScalar\u0026)':\r\n/home/nbecker/.local/include/ndarray/eigen.h:340:39: error: there are no arguments to 'colStride' that depend on a template parameter, so a declaration of 'colStride' must be available [-fpermissive]\r\n             _array.getData() + (col * colStride() + row * rowStride()), x\r\n                                       ^~~~~~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h:340:59: error: there are no arguments to 'rowStride' that depend on a template parameter, so a declaration of 'rowStride' must be available [-fpermissive]\r\n             _array.getData() + (col * colStride() + row * rowStride()), x\r\n                                                           ^~~~~~~~~\r\n/home/nbecker/.local/include/ndarray/eigen.h: In member function 'void ndarray::EigenView\u003cT, N, C, XprKind_, Rows_, Cols_\u003e::writePacket(int, const PacketScalar\u0026)':\r\n/home/nbecker/.local/include/ndarray/eigen.h:349:40: error: there are no arguments to 'innerStride' that depend on a template parameter, so a declaration of 'innerStride' must be available [-fpermissive]\r\n             _array.getData() + index * innerStride(), x\r\n                                        ^~~~~~~~~~~\r\n```","author":{"url":"https://github.com/nbecker","@type":"Person","name":"nbecker"},"datePublished":"2017-07-11T14:22:13.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":4},"url":"https://github.com/58/ndarray/issues/58"}