Copy externally_initialized in GlobalVariable::copyAttributesFrom.

Patch by Kevin Frei!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@221620 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/IR/Globals.cpp b/lib/IR/Globals.cpp
index cecd999..e181d62 100644 (file)
--- a/lib/IR/Globals.cpp
+++ b/lib/IR/Globals.cpp
@@ -246,6 +246,7 @@ void GlobalVariable::copyAttributesFrom(const GlobalValue *Src) {
   GlobalObject::copyAttributesFrom(Src);
   const GlobalVariable *SrcVar = cast<GlobalVariable>(Src);
   setThreadLocalMode(SrcVar->getThreadLocalMode());
+  setExternallyInitialized(SrcVar->isExternallyInitialized());
 }
 
 

diff --git a/test/Linker/lto-attributes.ll b/test/Linker/lto-attributes.ll
new file mode 100644 (file)
index 0000000..0dc78ad
--- /dev/null
+++ b/test/Linker/lto-attributes.ll
@@ -0,0 +1,7 @@
+; RUN: llvm-link -S %s -o - | FileCheck %s
+
+; CHECK: @foo = private externally_initialized global i8* null
+@foo = private externally_initialized global i8* null
+; CHECK: @array = appending global [7 x i8] c"abcdefg", align 1
+@array = appending global [7 x i8] c"abcdefg", align 1
+