[clang] [clang][SPIR-V] Use the SPIR-V backend by default (PR #129545)

[Nick Sarnie via cfe-commits]

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@@ -78,7 +77,7 @@ class LLVM_LIBRARY_VISIBILITY SPIRVToolChain : public ToolChain {
 
   bool useIntegratedAs() const override { return true; }
 
-  bool IsIntegratedBackendDefault() const override { return false; }
+  bool IsIntegratedBackendDefault() const override { return true; }
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sarnex wrote:

Sure, seems like a good idea for a future pr!

https://github.com/llvm/llvm-project/pull/129545