[clang] [OpenCL] Put constant initializer globals into constant addrspace (PR #90048)

[Eli Friedman via cfe-commits]

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@@ -536,6 +536,8 @@ void AggExprEmitter::EmitArrayInit(Address DestPtr, llvm::ArrayType *AType,
     CodeGen::CodeGenModule &CGM = CGF.CGM;
     ConstantEmitter Emitter(CGF);
     LangAS AS = ArrayQTy.getAddressSpace();
+    if (CGF.getLangOpts().OpenCL)
+      AS = LangAS::opencl_constant;
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efriedma-quic wrote:

Why is this OpenCL specific?  At first glance, this should be independent of language dialect; the most efficient address-space to store constants depends on the target.

https://github.com/llvm/llvm-project/pull/90048