[llvm] [ValueTracking] Handle nonnull attributes at callsite (PR #124908)

[Nikita Popov via llvm-commits]

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@@ -8,8 +8,7 @@ declare void @two_args(ptr, ptr)
 define i1 @test_zero_args_nonnull(ptr %p) {
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nikic wrote:

Drop TODO.

https://github.com/llvm/llvm-project/pull/124908