https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70452
--- Comment #11 from Patrick Palka <ppalka at gcc dot gnu.org> ---
gcc 5 shows:
Execution times (seconds)
phase setup : 0.00 ( 0%) usr 0.00 ( 0%) sys 0.01 ( 0%) wall
1311 kB ( 0%) ggc
phase parsing : 2.10 (100%) usr 0.28 (100%) sys 2.37 (100%)
wall 516276 kB (100%) ggc
|name lookup : 0.03 ( 1%) usr 0.00 ( 0%) sys 0.02 ( 1%) wall
83 kB ( 0%) ggc
|overload resolution : 0.02 ( 1%) usr 0.00 ( 0%) sys 0.01 ( 0%) wall
628 kB ( 0%) ggc
preprocessing : 0.01 ( 0%) usr 0.06 (21%) sys 0.06 ( 3%) wall
2048 kB ( 0%) ggc
parser (global) : 0.04 ( 2%) usr 0.04 (14%) sys 0.09 ( 4%) wall
16180 kB ( 3%) ggc
parser function body : 2.05 (98%) usr 0.18 (64%) sys 2.22 (93%) wall
498040 kB (96%) ggc
TOTAL : 2.10 0.28 2.38
517605 kB
trunk now shows:
Execution times (seconds)
phase setup : 0.00 ( 0%) usr 0.00 ( 0%) sys 0.01 ( 1%) wall
1287 kB ( 1%) ggc
phase parsing : 1.31 (100%) usr 0.21 (100%) sys 1.51 (99%)
wall 203649 kB (99%) ggc
|name lookup : 0.02 ( 2%) usr 0.00 ( 0%) sys 0.03 ( 2%) wall
81 kB ( 0%) ggc
|overload resolution : 0.04 ( 3%) usr 0.00 ( 0%) sys 0.04 ( 3%) wall
628 kB ( 0%) ggc
preprocessing : 0.02 ( 2%) usr 0.08 (38%) sys 0.08 ( 5%) wall
2048 kB ( 1%) ggc
parser (global) : 0.02 ( 2%) usr 0.02 (10%) sys 0.06 ( 4%) wall
7735 kB ( 4%) ggc
parser function body : 1.27 (97%) usr 0.11 (52%) sys 1.37 (90%) wall
193854 kB (95%) ggc
TOTAL : 1.31 0.21 1.52
204947 kB
Hmm, peak memory usage is still about 50MB more than 4.9...
