mingw-w64 gcc 9.1.0 - cc1plus: internal compiler error: Segmentation fault

[Jonathan Wakely]

On 16/05/19 06:16 +0000, hien via gcc-bugs wrote:
>Hi folks,
>
>I've encounterd a bug with GCC 9.1.0 on the mingw-w64 target.
>g++ is built as a cross-compiler running on 64-bit GNU/Linux (glibc 2.29, linux 5.1.2)...
>$ x86_64-w64-mingw32-g++ -v
>./XXXX/configure --prefix=/usr --target=x86_64-w64-mingw32 --enable-targets=x86_64-w64-mingw32,mingw32 --with-system-zlib --enable-languages=c,c++ --enable-c-mbchar --enable-__cxa_atexit --disable-libatomic --disable-libgomp --disable-libmpx --disable-libquadmath --disable-libssp --disable-libvtv
>
>Steps to reproduce...
>
>test.cpp:
>static void __stdcall func() {}
>template <typename T> struct foo {  virtual ~foo() {} };
>
>int main() {
>  foo<decltype(func)> x;
>  return 0;
>}
>
>$ x86_64-w64-mingw32-g++ -Wall -Wextra -pedantic -std=c++11 -m32 test.cpp
>cc1plus: internal compiler error: Segmentation fault
>Please submit a full bug report,
>with preprocessed source if appropriate.
>See <https://gcc.gnu.org/bugs/> for instructions.

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>This happens only with the -m32 flag and __stdcall functions.
>
>Regards,
>HY