[Bug c++/84616] funsafe-math-optimizations leads to incorrect results for 4x4 matrix inversion

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84616 --- Comment #2 from michael at moekadu dot de --- Created attachment 43532 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43532=edit Preprocessed test-program Here the preprocessed test-programmed (g++ -Ieigen test.cpp -O3 -funsafe-m

[Bug c++/84616] New: funsafe-math-optimizations leads to incorrect results for 4x4 matrix inversion

Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: michael at moekadu dot de Target Milestone: --- Created attachment 43530 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43530=edit Example code for inversion of