* call.c (equal_functions): Also call decls_match for extern "C" fns.

From-SVN: r37024

1 files changed, 15 insertions, 0 deletions

diff --git a/gcc/testsuite/g++.old-deja/g++.other/externC3.C b/gcc/testsuite/g++.old-deja/g++.other/externC3.C
new file mode 100644
index 0000000..4869635
--- /dev/null
+++ b/gcc/testsuite/g++.old-deja/g++.other/externC3.C
@@ -0,0 +1,15 @@
+// Test that two extern "C" declarations of the same name in different
+// namespaces are treated as declaring the same function.
+
+namespace foo {
+  extern "C" int f ();
+}
+
+extern "C" int f () { return 0; }
+
+using namespace foo;
+
+int main ()
+{
+  f ();
+}