[clang] [clang] Use a Worklist for some CodeGenFunctions (PR #115395)

[Stephen Verderame via cfe-commits]

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@@ -0,0 +1,37 @@
+// RUN: split-file %s %t
+// RUN: python %t/gen.py %t/switch-overflow.c %t/tmp.c && %clang_cc1 -emit-llvm %t/tmp.c -o - | FileCheck %t/tmp.c
+
+//--- gen.py
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stephenverderame wrote:

On my local machine, `32,000` seems to work alright and it seems to crash at somewhere around `60,000`. I increased the test size bc of this, but I can change it back if that's too much.

> Frankly, we should probably just change the representation in the AST

Should I do this as part of this PR?

https://github.com/llvm/llvm-project/pull/115395