[NFC] Port all SROA tests to `-passes=` syntax

diff --git a/llvm/test/Transforms/SROA/big-endian.ll b/llvm/test/Transforms/SROA/big-endian.ll
index c81497f..9209895 100644 (file)
--- a/llvm/test/Transforms/SROA/big-endian.ll
+++ b/llvm/test/Transforms/SROA/big-endian.ll
@@ -198,7 +198,7 @@ define void @test4() {
 ; Much like @test3, this is specifically testing big-endian management of data.
 ; Also similarly, it uses constants with particular bits set to help track
 ; whether values are corrupted, and can be easily evaluated by running through
-; -instcombine to see that the i64 round-trips.
+; -passes=instcombine to see that the i64 round-trips.
 ;
 ; CHECK-LABEL: @test4(
 ; CHECK-NEXT:  entry: