From: Mike Stump <mrs@apple.com>
Date: Wed, 18 Nov 2009 02:53:28 +0000 (+0000)
Subject: Make _ZTI symbols hidden.  This speeds up the dynamic linker.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=066b983348e06a5f9dbbb72041077bbf1a0fb9c1;p=clang

Make _ZTI symbols hidden.  This speeds up the dynamic linker.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@89185 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/CGRtti.cpp b/lib/CodeGen/CGRtti.cpp
index 9ebb908173..4a9779a9b2 100644
--- a/lib/CodeGen/CGRtti.cpp
+++ b/lib/CodeGen/CGRtti.cpp
@@ -165,6 +165,7 @@ public:
       OGV->replaceAllUsesWith(NewPtr);
       OGV->eraseFromParent();
     }
+    GV->setVisibility(llvm::GlobalVariable::HiddenVisibility);
     return llvm::ConstantExpr::getBitCast(GV, Int8PtrTy);
   }
 
diff --git a/test/CodeGenCXX/rtti.cpp b/test/CodeGenCXX/rtti.cpp
index b64071c65f..f496d7af2f 100644
--- a/test/CodeGenCXX/rtti.cpp
+++ b/test/CodeGenCXX/rtti.cpp
@@ -57,6 +57,9 @@ class test1_D : public test1_B7 {
 // CHECK-NEXT: .quad  __ZTIi
 // CHECK-NEXT: .quad  __ZTI7test3_I
 
+// CHECK:     .private_extern __ZTIFvvE
+// CHECK:     .globl __ZTIFvvE
+// CHECK:     .weak_definition __ZTIFvvE
 // CHECK:     __ZTIFvvE:
 // CHECK-NEXT: 	.quad	(__ZTVN10__cxxabiv120__function_type_infoE) + 16
 // CHECK-NEXT: 	.quad	__ZTSFvvE