[llvm] [DFAJumpThreading] Handle select unfolding when user phi is not a dir… (PR #109511)

[via llvm-commits]

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@@ -300,3 +300,237 @@ define void @self-reference() {
 end:
   ret void
 }
+
+ at a = external dso_local global ptr, align 8
+ at b = external dso_local global i32, align 4
+ at c = external dso_local global i64, align 8
+ at d = external dso_local global i16, align 2
+ at e = external dso_local global i64, align 8
+ at f = external dso_local global i32, align 4
+ at g = external dso_local global i64, align 8
+ at h = external dso_local global i32, align 4
+ at i = external dso_local global ptr, align 8
+
+define void @pr106083_invalidBBarg_fold() {
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XChy wrote:

Tools like `llvm-reduce` may help.

https://github.com/llvm/llvm-project/pull/109511