[glibmm/std-string-msvc-fixes: 6/6] Clean up Visual Studio build files

[Chun-wei Fan <fanchunwei src gnome org>]

commit eabcc013a3d6f9863c01a51142514423b4aa8c04
Author: Chun-wei Fan <fanchunwei src gnome org>
Date:   Fri May 7 12:25:00 2021 +0800

    Clean up Visual Studio build files
    
    Stop ignoring warnings C4251, C4273 and C4275 and add /EHsc in the compiler
    flags, so that we know if we are inadvertedly tying ourselves too closely to
    a Visual Studio compiler/STL version

 MSVC_NMake/config-msvc.mak | 3 +--
 meson.build                | 2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/MSVC_NMake/config-msvc.mak b/MSVC_NMake/config-msvc.mak
index d30d1770..961f482b 100644
--- a/MSVC_NMake/config-msvc.mak
+++ b/MSVC_NMake/config-msvc.mak
@@ -25,8 +25,7 @@ M4 = m4
 GLIBMM_BASE_CFLAGS =                   \
        /Ivs$(VSVER)\$(CFG)\$(PLAT)     \
        /I..\untracked\glib /I..\untracked\glib\glibmm          \
-       /I..\glib /I..\glib\glibmm /I.\glibmm           \
-       /wd4530 /wd4251 /wd4275 /std:c++17      \
+       /I..\glib /I..\glib\glibmm /I.\glibmm /EHsc /std:c++17  \
        /FImsvc_recommended_pragmas.h
 
 GIOMM_BASE_CFLAGS =    \
diff --git a/meson.build b/meson.build
index 2f7144a5..df3bf517 100644
--- a/meson.build
+++ b/meson.build
@@ -209,7 +209,7 @@ msvc14x_toolset_ver = ''
 #       that should not be overlooked stand out.
 if is_msvc
   disabled_warnings = cpp_compiler.get_supported_arguments([
-    '/FImsvc_recommended_pragmas.h', '/wd4251', '/wd4275', '/wd4267', '/wd4530', '/wd4589', '/utf-8'
+    '/FImsvc_recommended_pragmas.h', '/wd4267', '/EHsc', '/utf-8'
   ])
   add_project_arguments(disabled_warnings, language: 'cpp')