https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98431
--- Comment #2 from Farshid Shadpey <Farshid at virginhyperloop dot com> --- Also it is intersting to know that the same file compiles with the following gcc compiler on Windows: c:\Farshid\Matlab\Veristand_issue_models\TMS_Repro\TMS_Build_veristand_rtw>"C:\PROGRA~3\MATLAB\SUPPOR~1\R2019b\3P778C~1.INS\MINGW_~1.INS\bin/gcc" -v Using built-in specs. COLLECT_GCC=C:\PROGRA~3\MATLAB\SUPPOR~1\R2019b\3P778C~1.INS\MINGW_~1.INS\bin/gcc COLLECT_LTO_WRAPPER=C:/PROGRA~3/MATLAB/SUPPOR~1/R2019b/3P778C~1.INS/MINGW_~1.INS/bin/../libexec/gcc/x86_64-w64-mingw32/6.3.0/lto-wrapper.exe Target: x86_64-w64-mingw32 Configured with: ../../../src/gcc-6.3.0/configure --host=x86_64-w64-mingw32 --build=x86_64-w64-mingw32 --target=x86_64-w64-mingw32 --prefix=/mingw64 --with-sysroot=/c/mingw630/x86_64-630-posix-seh-rt_v5-rev2/mingw64 --enable-shared --enable-static --disable-multilib --enable-languages=c,c++,fortran,lto --enable-libstdcxx-time=yes --enable-threads=posix --enable-libgomp --enable-libatomic --enable-lto --enable-graphite --enable-checking=release --enable-fully-dynamic-string --enable-version-specific-runtime-libs --enable-libstdcxx-filesystem-ts=yes --disable-libstdcxx-pch --disable-libstdcxx-debug --disable-bootstrap --disable-rpath --disable-win32-registry --disable-nls --disable-werror --disable-symvers --with-gnu-as --with-gnu-ld --with-arch=nocona --with-tune=core2 --with-libiconv --with-system-zlib --with-gmp=/c/mingw630/prerequisites/x86_64-w64-mingw32-static --with-mpfr=/c/mingw630/prerequisites/x86_64-w64-mingw32-static --with-mpc=/c/mingw630/prerequisites/x86_64-w64-mingw32-static --with-isl=/c/mingw630/prerequisites/x86_64-w64-mingw32-static --with-pkgversion='x86_64-posix-seh-rev2, Built by MinGW-W64 project' --with-bugurl=http://sourceforge.net/projects/mingw-w64 CFLAGS='-O2 -pipe -fno-ident -I/c/mingw630/x86_64-630-posix-seh-rt_v5-rev2/mingw64/opt/include -I/c/mingw630/prerequisites/x86_64-zlib-static/include -I/c/mingw630/prerequisites/x86_64-w64-mingw32-static/include' CXXFLAGS='-O2 -pipe -fno-ident -I/c/mingw630/x86_64-630-posix-seh-rt_v5-rev2/mingw64/opt/include -I/c/mingw630/prerequisites/x86_64-zlib-static/include -I/c/mingw630/prerequisites/x86_64-w64-mingw32-static/include' CPPFLAGS=' -I/c/mingw630/x86_64-630-posix-seh-rt_v5-rev2/mingw64/opt/include -I/c/mingw630/prerequisites/x86_64-zlib-static/include -I/c/mingw630/prerequisites/x86_64-w64-mingw32-static/include' LDFLAGS='-pipe -fno-ident -L/c/mingw630/x86_64-630-posix-seh-rt_v5-rev2/mingw64/opt/lib -L/c/mingw630/prerequisites/x86_64-zlib-static/lib -L/c/mingw630/prerequisites/x86_64-w64-mingw32-static/lib ' Thread model: posix gcc version 6.3.0 (x86_64-posix-seh-rev2, Built by MinGW-W64 project)