Add unnamed_addr when creating artificial string globals. For example, in
static const char foo[] = "foo";
static const char *bar = "bar";
the global created to hold "bar" will have it, but foo will not.
llvm-svn: 123192
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp
index 1376164..f582238 100644
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -1749,9 +1749,12 @@
llvm::ConstantArray::get(CGM.getLLVMContext(), str, false);
// Create a global variable for this string
- return new llvm::GlobalVariable(CGM.getModule(), C->getType(), constant,
- llvm::GlobalValue::PrivateLinkage,
- C, GlobalName);
+ llvm::GlobalVariable *GV =
+ new llvm::GlobalVariable(CGM.getModule(), C->getType(), constant,
+ llvm::GlobalValue::PrivateLinkage,
+ C, GlobalName);
+ GV->setUnnamedAddr(true);
+ return GV;
}
/// GetAddrOfConstantString - Returns a pointer to a character array