Use -O2 not -O3 on MinGW to workaround issue with Eigen.

- MinGW produces code that segfaults when performing matrix
  multiplications in Eigen when compiled with -O3 (see below), as such
  force the use of -O2 which works.
- http://eigen.tuxfamily.org/bz/show_bug.cgi?id=556

Change-Id: I420e965d5033944374a5cc93490546c25e46bce5
1 file changed
tree: 6b35f464fb976120a276bce05e4e248eae9758de
  1. cmake/
  2. config/
  3. data/
  4. docs/
  5. examples/
  6. include/
  7. internal/
  8. jni/
  9. scripts/
  10. .gitignore
  11. CMakeLists.txt
  12. LICENSE
  13. README.md
README.md

Ceres Solver - A non-linear least squares minimizer

Please see ceres-solver.org for more information.

WARNING - Do not make GitHub pull requests!

Ceres development happens on Gerrit, including both repository hosting and code reviews. The GitHub Repository is a continuously updated mirror which is primarily meant for issue tracking. Please see our Contributing to Ceres Guide for more details.

The upstream Gerrit repository is

https://ceres-solver.googlesource.com/ceres-solver