[PATCH] D41252: [MinGW] Implement the --no-seh flag

[Martin Storsjö via Phabricator via llvm-commits]

mstorsjo added a comment.

In https://reviews.llvm.org/D41252#955735, @rnk wrote:

> Does link.exe set this flag if there are no handlers in .sxdata?


It doesn't seem so - a plain C hello world exe won't have it set.

>   This flag seems like it was added as a way to mark DLLs that don't have _load_config_used as not having any exception handlers for /safeseh. Maybe we should just set this flag implicitly if there were no handlers in .sxdata and _load_config_used never resolved.

If we choose to do that, we'd need to make this a no-op flag in the mingw driver instead - I've just run across some code that seems to set this flag (for unknown reasons).


https://reviews.llvm.org/D41252