[Bug target/61578] [4.9 regression] Code size increase for ARM thumb compared to 4.8.x when compiling with -Os

[vogt at linux dot vnet.ibm.com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61578

--- Comment #36 from Dominik Vogt <vogt at linux dot vnet.ibm.com> ---
(Sorry, comment 35 belongs to the follow-up report
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70025 )