$ cat builddir/meson-logs/meson-log.txt
Build started at 2018-04-16T06:27:18.334455
Main binary: C:/msys64/mingw64/bin/python3.exe
Python system: Windows
The Meson build system
Version: 0.46.0.dev1
Source dir: C:/Users/User/source/openh264
Build dir: C:/Users/User/source/openh264/builddir
Build type: native build
Project name: openh264
Sanity testing C compiler: cc
Is cross compiler: False.
Sanity check compiler command line: cc C:/Users/User/source/openh264/builddir/meson-private/sanitycheckc.c -o C:/Users/User/source/openh264/builddir/meson-private/sanitycheckc.exe
Sanity check compile stdout:

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Sanity check compile stderr:

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Running test binary command: C:/Users/User/source/openh264/builddir/meson-private/sanitycheckc.exe
Native C compiler: cc (gcc 7.2.0 "cc (Rev1, Built by MSYS2 project) 7.2.0")
Sanity testing C++ compiler: c++
Is cross compiler: False.
Sanity check compiler command line: c++ C:/Users/User/source/openh264/builddir/meson-private/sanitycheckcpp.cc -o C:/Users/User/source/openh264/builddir/meson-private/sanitycheckcpp.exe
Sanity check compile stdout:

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Sanity check compile stderr:

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Running test binary command: C:/Users/User/source/openh264/builddir/meson-private/sanitycheckcpp.exe
Native C++ compiler: c++ (gcc 7.2.0 "c++ (Rev1, Built by MSYS2 project) 7.2.0")
Build machine cpu family: x86_64
Build machine cpu: x86_64
Program nasm found: YES (C:\msys64\mingw64\bin/nasm.EXE)
Dependency threads found: YES
Running compile:
Working directory:  C:/Users/User/AppData/Local/Temp/tmp4ihy5qbx
Command line:  c++ C:/Users/User/AppData/Local/Temp/tmp4ihy5qbx/testfile.cpp -O0 -fpermissive -Wl,--start-group -lgtest -Wl,--end-group -pipe -o C:/Users/User/AppData/Local/Temp/tmp4ihy5qbx/output.exe

Code:
 int main(int argc, char **argv) { return 0; }
Compiler stdout:

Compiler stderr:
 C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/7.2.0/../../../../x86_64-w64-mingw32/bin/ld.exe: cannot find -lgtest
collect2.exe: error: ld returned 1 exit status

Running compile:
Working directory:  C:/Users/User/AppData/Local/Temp/tmpzyrzfu3b
Command line:  c++ C:/Users/User/AppData/Local/Temp/tmpzyrzfu3b/testfile.cpp -O0 -fpermissive -Wl,--start-group -lgtest_main -Wl,--end-group -pipe -o C:/Users/User/AppData/Local/Temp/tmpzyrzfu3b/output.exe

Code:
 int main(int argc, char **argv) { return 0; }
Compiler stdout:

Compiler stderr:
 C:/msys64/mingw64/bin/../lib/gcc/x86_64-w64-mingw32/7.2.0/../../../../x86_64-w64-mingw32/bin/ld.exe: cannot find -lgtest_main
collect2.exe: error: ld returned 1 exit status

Dependency GTest found: NO
Using gtest from cache.
Using gtest-1.8.0-4-wrap.zip from cache.

Executing subproject gtest.

Project name: gtest
Native C++ compiler: c++ (gcc 7.2.0 "c++ (Rev1, Built by MSYS2 project) 7.2.0")
Dependency threads found: YES (cached)
Dependency threads found: YES (cached)
Dependency threads found: YES (cached)
Dependency threads found: YES (cached)
Build targets in project: 7

Subproject gtest finished.
Dependency gtest from subproject subprojects/gtest found: YES
Dependency gtest from subproject subprojects/gtest found: YES (cached)
Adding test "api".
Adding test "common".
Adding test "decoder".
Adding test "encoder".
Adding test "processing".
Configuring openh264.pc using configuration
Configuring openh264-static.pc using configuration
Build targets in project: 15
Found ninja-1.8.2 at 'C:\msys64\mingw64\bin/ninja.EXE'