[Bug target/67396] [4.9/5.0 regression] Performance regression compiling variadic function with many arguments

2015-08-30 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67396 Andrew Pinski changed: What|Removed |Added Keywords||compile-time-hog Component|c

[Bug target/67396] [4.9/5.0 regression] Performance regression compiling variadic function with many arguments

2015-08-30 Thread ppluzhnikov at google dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67396 --- Comment #3 from Paul Pluzhnikov --- (In reply to Andrew Pinski from comment #2) > Can you provide -ftime-report ? Sure: perl gen_bz18872.pl 2000 > t.c && gcc-svn-r227321/bin/gcc -c -O2 t.c -ftime-report Execution times (seconds) phase se

[Bug target/67396] [4.9/5.0 regression] Performance regression compiling variadic function with many arguments

2015-08-30 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67396 --- Comment #4 from Andrew Pinski --- So it looks like you did not configure with --enable-checking=release please do before you report compile time regressions. Configure with --enable-checking=release to disable checks.

[Bug target/67396] [4.9/5.0 regression] Performance regression compiling variadic function with many arguments

2015-08-30 Thread ppluzhnikov at google dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67396 --- Comment #5 from Paul Pluzhnikov --- > please do before you report compile time regressions. Ok. Here are the new numbers from current trunk built with --enable-checking=release (nothing's changed that I can see; still very slow): for j in 5