Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/Transforms/GVN/2012-05-22-PreCrash.ll

@@ -1,33 +0,0 @@
-; RUN: opt < %s -gvn
-; PR12858
-
-define void @fn5(i16 signext %p1, i8 signext %p2) nounwind uwtable {
-entry:
-  br i1 undef, label %if.else, label %if.then
-
-if.then:                                          ; preds = %entry
-  br label %if.end
-
-if.else:                                          ; preds = %entry
-  %conv = sext i16 %p1 to i32
-  br label %if.end
-
-if.end:                                           ; preds = %if.else, %if.then
-  %conv1 = sext i16 %p1 to i32
-  br i1 undef, label %if.then3, label %if.else4
-
-if.then3:                                         ; preds = %if.end
-  br label %if.end12
-
-if.else4:                                         ; preds = %if.end
-  %conv7 = sext i8 %p2 to i32
-  %cmp8 = icmp eq i32 %conv1, %conv7
-  br i1 %cmp8, label %if.then10, label %if.end12
-
-if.then10:                                        ; preds = %if.else4
-  br label %if.end12
-
-if.end12:                                         ; preds = %if.then10, %if.else4, %if.then3
-  %conv13 = sext i8 %p2 to i32
-  ret void
-}