[NFC] Use single-dash-prefixed options in newly-added test

https://lab.llvm.org/buildbot/#/builders/98/builds/8195 complains,
and this is the only guess i have.

diff --git a/llvm/test/Analysis/CostModel/X86/interleaved-store-accesses-with-gaps.ll b/llvm/test/Analysis/CostModel/X86/interleaved-store-accesses-with-gaps.ll
index c3f36c3..5cf4619 100644 (file)
--- a/llvm/test/Analysis/CostModel/X86/interleaved-store-accesses-with-gaps.ll
+++ b/llvm/test/Analysis/CostModel/X86/interleaved-store-accesses-with-gaps.ll
@@ -1,6 +1,6 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
-; RUN: opt -mcpu=skx -S -loop-vectorize -enable-interleaved-mem-accesses -prefer-predicate-over-epilogue=predicate-dont-vectorize --debug-only=loop-vectorize < %s 2>&1 | FileCheck %s -check-prefix=DISABLED_MASKED_STRIDED
-; RUN: opt -mcpu=skx -S -loop-vectorize -enable-interleaved-mem-accesses -enable-masked-interleaved-mem-accesses -prefer-predicate-over-epilogue=predicate-dont-vectorize --debug-only=loop-vectorize < %s 2>&1 | FileCheck %s -check-prefix=ENABLED_MASKED_STRIDED
+; RUN: opt -mcpu=skx -S -loop-vectorize -enable-interleaved-mem-accesses -prefer-predicate-over-epilogue=predicate-dont-vectorize -debug-only=loop-vectorize < %s 2>&1 | FileCheck %s -check-prefix=DISABLED_MASKED_STRIDED
+; RUN: opt -mcpu=skx -S -loop-vectorize -enable-interleaved-mem-accesses -enable-masked-interleaved-mem-accesses -prefer-predicate-over-epilogue=predicate-dont-vectorize -debug-only=loop-vectorize < %s 2>&1 | FileCheck %s -check-prefix=ENABLED_MASKED_STRIDED
 
 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
 target triple = "x86_64-unknown-linux-gnu"