On 20.06.2020 2:04, Martin wrote: > I just updated to fpc trunk 45658 > > It seems sometime in the last 3 or 4 month a change was made that leads to "parentfp" being optimized away. > Even with -O- or -O1 (many users do O1 for debugging) I've turned off optimization of parentfp when -O- in r45661. Yuriy.