[WebAssembly] Explicily disable comdat support for wasm output
For now at least. We clearly need some kind of comdat or
linkonce_odr support for wasm but currently COMDAT is not
supported.
Disable COMDAT support in the same way we do the Mach-O. This
also causes clang not to generated COMDATs.
Differential Revision: https://reviews.llvm.org/D39873
llvm-svn: 318123
diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
index 3e0a39c..0b03d00 100644
--- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -1825,10 +1825,10 @@
auto *GO = dyn_cast<GlobalObject>(V);
if (GO) {
if (GO->getComdat() == reinterpret_cast<Comdat *>(1)) {
- if (TT.isOSBinFormatMachO())
- GO->setComdat(nullptr);
- else
+ if (TT.supportsCOMDAT())
GO->setComdat(TheModule->getOrInsertComdat(V->getName()));
+ else
+ GO->setComdat(nullptr);
}
}
return V;