[llvm] [KnownBits] Remove `hasConflict()` assertions (PR #94568)

[Jay Foad via llvm-commits]

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@@ -752,8 +765,10 @@ TEST(KnownBitsTest, CommonBitsSet) {
           HasCommonBitsSet |= N1.intersects(N2);
         });
       });
-      EXPECT_EQ(!HasCommonBitsSet,
-                KnownBits::haveNoCommonBitsSet(Known1, Known2));
+      if (!Known1.hasConflict() && !Known2.hasConflict()) {
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jayfoad wrote:

I meant that you could save some time here by testing for conflict as the first thing in the loop body, before the nested ForeachNumInKnownBits loops.

https://github.com/llvm/llvm-project/pull/94568