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Language

C++

Compiler

gcc 10.1.0

Options
Warnings
Don't Use Boost
C++17
no pedantic

$ g++ prog.cc -Wall -Wextra -std=c++17

sm_ --> { "file" : "prog.cc", "line" : 61, "message" : "Wot?", "timestamp" : "Wed Jul 29 08:04:01 2020",  }

file name: "/tmp/prefXXXXXX"
modern_fopen() yields
 file pointer: (nil)
posix error code: 2, message: "No such file or directory"

file name: "/tmp/prefSa7pvD"
modern_fopen() yields
 file pointer: 0x1b72c30
posix error code: 0, message: "not an error"
Exit Code:
0