[Bug c++/100796] [11 Regression] GCC does not honor #pragma diagnostic ignored when using the integrated preprocessor

[jason at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100796

--- Comment #5 from Jason Merrill <jason at gcc dot gnu.org> ---
Created attachment 51012
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51012&action=edit
fix

Testing this fix now.  Making a suitable testcase for the testsuite will be a
bit tricky...