[llvm] Changed stat passes to count instructions before and after optimizations (PR #188837)

[Arthur Eubanks via llvm-commits]

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@@ -7,15 +7,15 @@
 ; RUN: opt -stats -enable-detailed-function-properties -disable-output -O3 < %s 2>&1 | FileCheck %s
 ; RUN: opt -stats -enable-detailed-function-properties -disable-output -O0 < %s 2>&1 | FileCheck %s
 
-; CHECK-DAG: 10 func-properties-stats - Number of basic blocks
-; CHECK-DAG: 8 func-properties-stats - Number of branch instructions
-; CHECK-DAG: 10 func-properties-stats - Number of branch successors
-; CHECK-DAG: 2 func-properties-stats - Number of conditional branch instructions
-; CHECK-DAG: 6 func-properties-stats - Number of unconditional branch instructions
-; CHECK-DAG: 18 func-properties-stats - Number of instructions (of all types)
-; CHECK-DAG: 14 func-properties-stats - Number of basic block successors
-; CHECK-DAG: 1 func-properties-stats - Number of switch instructions
-; CHECK-DAG: 4 func-properties-stats - Number of switch successors
+; CHECK-DAG: 10 func-properties-stats - Number of basic blocks ({{before|after}} optimizations)
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aeubanks wrote:

testing `before|after` is kinda weird imo, we should be more precise in what we're testing

https://github.com/llvm/llvm-project/pull/188837