[Bug c++/91636] performance regression about const string optimization

2019-09-02 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91636 --- Comment #3 from Jonathan Wakely --- There is no standard output because there's no standard build of GCC. The output depends how it's configured and built. On RHEL/CentOS 6 and 7 the devtoolset compiler only supports the old std::string impl

[Bug c++/91636] performance regression about const string optimization

2019-09-02 Thread baiwfg2 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91636 --- Comment #2 from Chan Lewis --- (In reply to Jonathan Wakely from comment #1) > (In reply to Chan Lewis from comment #0) > > My gcc 7.3.1 version info is: > > > > [root@VM_11_190_centos /data1/ethencao]# gcc -v > > Using built-in specs. > > C

[Bug c++/91636] performance regression about const string optimization

2019-09-02 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91636 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---