Exclude MSVC up to 19.16 from using std::launder (#5968)

* Exclude further MSVC versions from std::launder

Versions 19.4, 19.5 and 19.6 now also excluded. Error seen with 19.6, error triggered by this commit:
https://github.com/pybind/pybind11/commit/57b9a0af815d19b236b74be06a172bc5c9956618

_deps\fetchedpybind11-src\include\pybind11\pybind11.h(3008): fatal error C1001: An internal error has occurred in the compiler. [C:\projects\openpmd-api\build\openPMD.py.vcxproj]
  (compiler file 'd:\agent\_work\8\s\src\vctools\compiler\utc\src\p2\main.c', line 187)
   To work around this problem, try simplifying or changing the program near the locations listed above.
  Please choose the Technical Support command on the Visual C++
   Help menu, or open the Technical Support help file for more information

* Add minimal comment // See PR #5968

---------

Co-authored-by: Ralf W. Grosse-Kunstleve <rgrossekunst@nvidia.com>

This commit is contained in:

Franz Pöschel

2026-01-20 21:49:59 -08:00

committed by

GitHub

co-authored by

Ralf W. Grosse-Kunstleve

parent 53ccc32f84

commit 5a6edc9998

1 changed files with 1 additions and 1 deletions

									
										include/pybind11/detail/common.h
									
		+1
		-1
	
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				@@ -87,7 +87,7 @@

				#    endif

				#endif

				#if defined(__cpp_lib_launder) && !(defined(_MSC_VER) && (_MSC_VER < 1914))

				#if defined(__cpp_lib_launder) && !(defined(_MSC_VER) && (_MSC_VER < 1920)) // See PR #5968

				#    define PYBIND11_STD_LAUNDER std::launder

				#    define PYBIND11_HAS_STD_LAUNDER 1

				#else