[gtk-doc/win-no-msys: 17/22] tests/gobject/src: Export symbols on MSVC-style builds

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

commit b803387bd256956a33af666d660473bf07584cfd
Author: Chun-wei Fan <fanchunwei src gnome org>
Date:   Fri Apr 17 15:22:29 2020 +0800

    tests/gobject/src: Export symbols on MSVC-style builds
    
    Override _GTKDOC_TESTER_API with __declspec(dllexport) so that symbols are
    exported from the built DLL.  This is also needed if we are building with
    clang-cl.

 tests/gobject/src/meson.build | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)
---
diff --git a/tests/gobject/src/meson.build b/tests/gobject/src/meson.build
index 155f5af..6c46096 100644
--- a/tests/gobject/src/meson.build
+++ b/tests/gobject/src/meson.build
@@ -16,9 +16,12 @@ gobject_test_deps = [
 ]
 
 extra_cflags = []
-if cc.get_id() == 'msvc'
-  extra_cflags += '/FImsvc_recommended_pragmas.h'
-  extra_cflags += cc.get_supported_arguments(['/utf-8'])
+if cc.get_argument_syntax() == 'msvc'
+  if cc.get_id() == 'msvc'
+    extra_cflags += '/FImsvc_recommended_pragmas.h'
+    extra_cflags += cc.get_supported_arguments(['/utf-8'])
+  endif
+  extra_cflags += '/D_GTKDOC_TESTER_API=__declspec(dllexport)'
 endif
 
 gobject_test_lib = shared_library(