Adding dllimport, dllexport and external weak linkage types.
DLL* linkages got full (I hope) codegeneration support in C & both x86
assembler backends.
External weak linkage added for future use, we don't provide any
codegeneration, etc. support for it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30374 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/ExecutionEngine.cpp b/lib/ExecutionEngine/ExecutionEngine.cpp
index 9ad6b57..067f24d 100644
--- a/lib/ExecutionEngine/ExecutionEngine.cpp
+++ b/lib/ExecutionEngine/ExecutionEngine.cpp
@@ -657,7 +657,9 @@
}
// If the existing global is strong, never replace it.
- if (GVEntry->hasExternalLinkage())
+ if (GVEntry->hasExternalLinkage() ||
+ GVEntry->hasDLLImportLinkage() ||
+ GVEntry->hasDLLExportLinkage())
continue;
// Otherwise, we know it's linkonce/weak, replace it if this is a strong