diff options
Diffstat (limited to 'sc/source/core/tool/scmatrix.cxx')
| -rw-r--r-- | sc/source/core/tool/scmatrix.cxx | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/sc/source/core/tool/scmatrix.cxx b/sc/source/core/tool/scmatrix.cxx index 0a92ffc2721a..e6c22408609d 100644 --- a/sc/source/core/tool/scmatrix.cxx +++ b/sc/source/core/tool/scmatrix.cxx @@ -1128,17 +1128,26 @@ size_t ScMatrixImpl::Count(bool bCountStrings) const void ScMatrixImpl::CalcPosition(SCSIZE nIndex, SCSIZE& rC, SCSIZE& rR) const { SCSIZE nRowSize = maMat.size().row; - rC = nIndex / nRowSize; + SAL_WARN_IF( !nRowSize, "sc", "ScMatrixImpl::CalcPosition: 0 rows!"); + rC = nRowSize > 1 ? nIndex / nRowSize : nIndex; rR = nIndex - rC*nRowSize; } // ============================================================================ ScMatrix::ScMatrix( SCSIZE nC, SCSIZE nR) : - pImpl(new ScMatrixImpl(nC, nR)), nRefCnt(0) {} + pImpl(new ScMatrixImpl(nC, nR)), nRefCnt(0) +{ + SAL_WARN_IF( !nC, "sc", "ScMatrix with 0 columns!"); + SAL_WARN_IF( !nR, "sc", "ScMatrix with 0 rows!"); +} ScMatrix::ScMatrix(SCSIZE nC, SCSIZE nR, double fInitVal) : - pImpl(new ScMatrixImpl(nC, nR, fInitVal)), nRefCnt(0) {} + pImpl(new ScMatrixImpl(nC, nR, fInitVal)), nRefCnt(0) +{ + SAL_WARN_IF( !nC, "sc", "ScMatrix with 0 columns!"); + SAL_WARN_IF( !nR, "sc", "ScMatrix with 0 rows!"); +} ScMatrix::~ScMatrix() { |