[llvm] [CodeGenPrepare] Drop nuw on gep unmerging if the new index is negative (PR #193488)

[Antonio Frighetto via llvm-commits]

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@@ -0,0 +1,26 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
+; RUN: opt -S -passes="require<profile-summary>,function(codegenprepare)" %s -o - | FileCheck %s
+
+target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-unknown-linux-gnu"
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antoniofrighetto wrote:

It was passed to opt via `-mtriple=x86_64-linux-gnu` (see the second line of the command) :) Your version is fine too.

https://github.com/llvm/llvm-project/pull/193488