Language
C++
Compiler
gcc HEAD 10.0.0 20191105 (experimental)
Options
Warnings
Boost 1.71.0
C++2a(GNU)
no pedantic
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.71.0/gcc-head/include -std=gnu++2a >> Built-in array:
X(1)
X(2)
X(3)
X(4)
(initialization done)
~X(4)
~X(3)
~X(2)
~X(1)
>> Vector-of-vectors:
X(1)
X(2)
X(copy 1)
X(copy 2)
X(3)
X(4)
X(copy 3)
X(copy 4)
X(copy 1)
X(copy 2)
X(copy 3)
X(copy 4)
~X(3)
~X(4)
~X(1)
~X(2)
~X(4)
~X(3)
~X(2)
~X(1)
(initialization done)
~X(1)
~X(2)
~X(3)
~X(4)
Exit Code:
0