[Bug rtl-optimization/81625] GCC v4.7 ... v8 is bloating code by > 25% compared to v3.4

2017-08-07 Thread fredrik.hederstie...@securitas-direct.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81625 --- Comment #5 from Fredrik Hederstierna --- I tried build several AVR toolchains from 3.4.6 to 7.1.0 and I can confirm that code size increases as described. I suspect for AVR this might start already

[Bug rtl-optimization/81625] GCC v4.7 ... v8 is bloating code by > 25% compared to v3.4

2017-08-02 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81625 Segher Boessenkool changed: What|Removed |Added CC||segher at gcc dot gnu.org ---

[Bug rtl-optimization/81625] GCC v4.7 ... v8 is bloating code by > 25% compared to v3.4

2017-08-01 Thread fredrik.hederstie...@securitas-direct.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81625 Fredrik Hederstierna changed: What|Removed |Added CC|

[Bug rtl-optimization/81625] GCC v4.7 ... v8 is bloating code by > 25% compared to v3.4

2017-08-01 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81625 --- Comment #2 from Richard Biener --- Numbers for i586: rguenther@murzim:/tmp> /space/rguenther/install/gcc-3.4.6/bin/gcc -c t.c -Os -ffunction-sections -m32 -Wa,-32; size t.o t.c:0: warning: `t.gcda' is version `408*', expected version `304*'

[Bug rtl-optimization/81625] GCC v4.7 ... v8 is bloating code by > 25% compared to v3.4

2017-07-31 Thread gjl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81625 --- Comment #1 from Georg-Johann Lay --- Created attachment 41868 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41868=edit Assembly as generated by 3.4.6 for reference.