From: Anders Carlsson <andersca@mac.com>
Date: Sat, 26 Sep 2009 23:14:39 +0000 (+0000)
Subject: Mangle ::std::basic_string as Sb.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=189d59cfc762d0f683b9253ddec2cf519ec85b65;p=clang

Mangle ::std::basic_string as Sb.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@82881 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/Mangle.cpp b/lib/CodeGen/Mangle.cpp
index 639d719b79..ff2388e798 100644
--- a/lib/CodeGen/Mangle.cpp
+++ b/lib/CodeGen/Mangle.cpp
@@ -1149,6 +1149,12 @@ bool CXXNameMangler::mangleStandardSubstitution(const NamedDecl *ND) {
       Out << "Sa";
       return true;
     }
+    
+    // <<substitution> ::= Sb # ::std::basic_string
+    if (TD->getIdentifier()->isStr("basic_string")) {
+      Out << "Sb";
+      return true;
+    }
   }
   
   return false;
diff --git a/test/CodeGenCXX/mangle-subst-std.cpp b/test/CodeGenCXX/mangle-subst-std.cpp
index 0fd5eb1c9b..c35804e2d3 100644
--- a/test/CodeGenCXX/mangle-subst-std.cpp
+++ b/test/CodeGenCXX/mangle-subst-std.cpp
@@ -9,10 +9,19 @@ namespace std {
 };
 
 namespace std {
-  template<typename T> struct allocator { allocator(); };
+  template<typename T> struct allocator { };
 }
 
 // FIXME: typename is really not allowed here, but it's kept 
 // as a workaround for PR5061.
 // CHECK: define void @_Z1fSaIcESaIiE
 void f(typename std::allocator<char>, typename std::allocator<int>) { }
+
+namespace std {
+  template<typename T> struct basic_string { };
+}
+
+// FIXME: typename is really not allowed here, but it's kept 
+// as a workaround for PR5061.
+// CHECK: define void @_Z1fSbIcESbIiE
+void f(typename std::basic_string<char>, typename std::basic_string<int>) { }