[llvm] [IR] Require that ptrmask mask matches pointer index size (PR #69343)

[Nikita Popov via llvm-commits]

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@@ -1,6 +1,8 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
 ; RUN: opt < %s -passes=infer-alignment -S | FileCheck %s
 
+target datalayout = "p1:64:64:64:32-p2:64:64:64:128"
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nikic wrote:

I did wonder whether we should make index size > pointer size an invalid data layout...

https://github.com/llvm/llvm-project/pull/69343