Auto merge of #31600 - nagisa:mir-msvc-seh-2, r=nikomatsakis

r? @alexcrichton for the translator changes and @nikomatsakis for the no-landing-pads pass.

src/test/run-fail/mir_drop_panics.rs

@@ -9,7 +9,6 @@
 // except according to those terms.
 #![feature(rustc_attrs)]
 
-// ignore-msvc: FIXME(#30941)
 // error-pattern:panic 1
 // error-pattern:drop 2
 use std::io::{self, Write};

src/test/run-fail/mir_trans_calls_converging_drops.rs

@@ -10,7 +10,6 @@
 
 #![feature(rustc_attrs)]
 
-// ignore-msvc: FIXME(#30941)
 // error-pattern:converging_fn called
 // error-pattern:0 dropped
 // error-pattern:exit

src/test/run-fail/mir_trans_calls_converging_drops_2.rs

@@ -10,7 +10,6 @@
 
 #![feature(rustc_attrs)]
 
-// ignore-msvc: FIXME(#30941)
 // error-pattern:complex called
 // error-pattern:dropped
 // error-pattern:exit

src/test/run-fail/mir_trans_calls_diverging_drops.rs

@@ -10,7 +10,6 @@
 
 #![feature(rustc_attrs)]
 
-// ignore-msvc: FIXME(#30941)
 // error-pattern:diverging_fn called
 // error-pattern:0 dropped