StringRef T = Device.getTriple();
std::string BeginName = getName({"omp_offloading", "img_start", ""});
auto *ImgBegin = new llvm::GlobalVariable(
- M, CGM.Int8Ty, /*isConstant=*/true, llvm::GlobalValue::ExternalLinkage,
+ M, CGM.Int8Ty, /*isConstant=*/true,
+ llvm::GlobalValue::ExternalWeakLinkage,
/*Initializer=*/nullptr, Twine(BeginName).concat(T));
std::string EndName = getName({"omp_offloading", "img_end", ""});
auto *ImgEnd = new llvm::GlobalVariable(
- M, CGM.Int8Ty, /*isConstant=*/true, llvm::GlobalValue::ExternalLinkage,
+ M, CGM.Int8Ty, /*isConstant=*/true,
+ llvm::GlobalValue::ExternalWeakLinkage,
/*Initializer=*/nullptr, Twine(EndName).concat(T));
llvm::Constant *Data[] = {ImgBegin, ImgEnd, HostEntriesBegin,
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check if offloading descriptor is created.
// CHECK: [[ENTBEGIN:@.+]] = external constant [[ENTTY]]
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
-// CHECK: [[DEVBEGIN:@.+]] = external constant i8
-// CHECK: [[DEVEND:@.+]] = external constant i8
+// CHECK: [[DEVBEGIN:@.+]] = extern_weak constant i8
+// CHECK: [[DEVEND:@.+]] = extern_weak constant i8
// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])