[llvm] Match the inverse of m_AddOverflow (PR #147215)

[Nikita Popov via llvm-commits]

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@@ -664,8 +664,9 @@ define <4 x i32> @cmp_sge_not_with_vec(<4 x i32> %a, <4 x i32> %b) {
 define i64 @cmp_uge_not(i64 %a, i64 %b) {
 ; CHECK-LABEL: cmp_uge_not:
 ; CHECK:       # %bb.0:
+; CHECK-NEXT:    notq %rsi
 ; CHECK-NEXT:    xorl %eax, %eax
-; CHECK-NEXT:    cmpq %rdi, %rsi
+; CHECK-NEXT:    addq %rdi, %rsi
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nikic wrote:

Regression.

https://github.com/llvm/llvm-project/pull/147215