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1; RUN: opt -passes=early-cse -earlycse-debug-hash -S < %s | FileCheck %s2; RUN: opt -passes='early-cse<memssa>' -S < %s | FileCheck %s3; PR122314 5declare i32 @f()6 7define i32 @fn() {8entry:9 br label %lbl_121510 11lbl_1215:12 %ins34 = phi i32 [ %ins35, %xxx ], [ undef, %entry ]13 ret i32 %ins3414 15xxx:16 %ins35 = call i32 @f()17 br label %lbl_121518}19 20; CHECK-LABEL: define i32 @fn(21