commit a6a292b4dc47da42b2fc0662af7fe278c9e9fb33
author Douglas Gregor <dgregor@apple.com> Tue Apr 27 16:20:13 2010 +0000
committer Douglas Gregor <dgregor@apple.com> Tue Apr 27 16:20:13 2010 +0000
tree 448de5eee7bc7b5cb649b751cdba6ecf3ce7dc97
parent 40e7192a17b7061b1e18e2a44feb05224f531b41

Don't look into incomplete types when trying to warn about unused
variables. Fixes PR6948.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@102436 91177308-0d34-0410-b5e6-96231b3b80d8

test/SemaCXX/warn-unused-variables.cpp

diff --git a/test/SemaCXX/warn-unused-variables.cpp b/test/SemaCXX/warn-unused-variables.cpp
index 3b5349a..5ef7e70 100644
--- a/test/SemaCXX/warn-unused-variables.cpp
+++ b/test/SemaCXX/warn-unused-variables.cpp
@@ -51,3 +51,11 @@
   X0<int> i(p);
   (void)i;
 }
+
+namespace PR6948 {
+  template<typename T> class X;
+  
+  void f() {
+    X<char> str (read_from_file()); // expected-error{{use of undeclared identifier 'read_from_file'}}
+  }
+}