[cfe-commits] r83420 - in /cfe/trunk: lib/CodeGen/Mangle.cpp test/CodeGenCXX/mangle.cpp

[Anders Carlsson]

Author: andersca
Date: Tue Oct  6 16:58:01 2009
New Revision: 83420

URL: http://llvm.org/viewvc/llvm-project?rev=83420&view=rev
Log:
When mangling names, always use the canonical decl. Fixes PR5144.

Modified:
    cfe/trunk/lib/CodeGen/Mangle.cpp
    cfe/trunk/test/CodeGenCXX/mangle.cpp

Modified: cfe/trunk/lib/CodeGen/Mangle.cpp
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/Mangle.cpp?rev=83420&r1=83419&r2=83420&view=diff

==============================================================================
--- cfe/trunk/lib/CodeGen/Mangle.cpp (original)
+++ cfe/trunk/lib/CodeGen/Mangle.cpp Tue Oct  6 16:58:01 2009
@@ -1303,7 +1303,7 @@
                                    "Mangling declaration");
     
     CXXNameMangler Mangler(Context, os);
-    if (!Mangler.mangle(D))
+    if (!Mangler.mangle(cast<NamedDecl>(D->getCanonicalDecl())))
       return false;
 
     os.flush();

Modified: cfe/trunk/test/CodeGenCXX/mangle.cpp
URL: 
http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGenCXX/mangle.cpp?rev=83420&r1=83419&r2=83420&view=diff

==============================================================================
--- cfe/trunk/test/CodeGenCXX/mangle.cpp (original)
+++ cfe/trunk/test/CodeGenCXX/mangle.cpp Tue Oct  6 16:58:01 2009
@@ -198,3 +198,12 @@
 template void ft7<int>();
 // CHECK: @_Z3ft7IPvEN11__enable_ifIXsr11__is_scalarIT_E7__valueEvE6__typeEv
 template void ft7<void*>();
+
+// PR5144
+extern "C" {
+void extern_f(void);
+};
+
+// CHECK: @extern_f
+void extern_f(void) { }
+


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