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-rw-r--r--lib/Target/NVPTX/NVPTXAsmPrinter.cpp7
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Target/NVPTX/NVPTXAsmPrinter.cpp b/lib/Target/NVPTX/NVPTXAsmPrinter.cpp
index c2ba12df85..34de7bbd8a 100644
--- a/lib/Target/NVPTX/NVPTXAsmPrinter.cpp
+++ b/lib/Target/NVPTX/NVPTXAsmPrinter.cpp
@@ -1305,6 +1305,10 @@ bool NVPTXAsmPrinter::doFinalization(Module &M) {
// external global variable with init -> .visible
// external without init -> .extern
// appending -> not allowed, assert.
+// for any linkage other than
+// internal, private, linker_private,
+// linker_private_weak, linker_private_weak_def_auto,
+// we emit -> .weak.
void NVPTXAsmPrinter::emitLinkageDirective(const GlobalValue *V,
raw_ostream &O) {
@@ -1330,6 +1334,9 @@ void NVPTXAsmPrinter::emitLinkageDirective(const GlobalValue *V,
msg.append(V->getName().str());
msg.append("has unsupported appending linkage type");
llvm_unreachable(msg.c_str());
+ } else if (!V->hasInternalLinkage() &&
+ !V->hasPrivateLinkage()) {
+ O << ".weak ";
}
}
}