[gobject-introspection] Do not misdetect clang as the Microsoft C compiler

[Emmanuele Bassi <ebassi src gnome org>]

commit 863ceb7f5a5b5f6accfea23dcd47b5c74a53f68b
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Wed May 1 18:49:01 2013 -0700

    Do not misdetect clang as the Microsoft C compiler
    
    Just because they both start with 'cl'.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=698090

 giscanner/dumper.py |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/giscanner/dumper.py b/giscanner/dumper.py
index f5346a4..1ef1f4b 100644
--- a/giscanner/dumper.py
+++ b/giscanner/dumper.py
@@ -89,8 +89,9 @@ class DumpCompiler(object):
         # Enable the --msvc-syntax pkg-config flag when
         # the Microsoft compiler is used
         # (This is the other way to check whether Visual C++ is used subsequently)
-        if 'cl' in self._compiler_cmd:
-            self._pkgconfig_msvc_flags = '--msvc-syntax'
+        if 'clang' not in self._compiler_cmd:
+            if 'cl' in self._compiler_cmd:
+                self._pkgconfig_msvc_flags = '--msvc-syntax'
         self._uninst_srcdir = os.environ.get(
             'UNINSTALLED_INTROSPECTION_SRCDIR')
         self._packages = ['gio-2.0 gmodule-2.0']