1 files changed, 4 insertions, 6 deletions
diff --git a/flang/lib/Frontend/CompilerInvocation.cpp b/flang/lib/Frontend/CompilerInvocation.cpp
index 0dc11ab..30e53ce 100644
--- a/flang/lib/Frontend/CompilerInvocation.cpp
+++ b/flang/lib/Frontend/CompilerInvocation.cpp
@@ -242,12 +242,10 @@ static void parseCodeGenArgs(Fortran::frontend::CodeGenOptions &opts,
                    clang::driver::options::OPT_fno_loop_versioning, false))
     opts.LoopVersioning = 1;
 
-  opts.AliasAnalysis = opts.OptimizationLevel > 0;
-  if (auto *arg =
-          args.getLastArg(clang::driver::options::OPT_falias_analysis,
-                          clang::driver::options::OPT_fno_alias_analysis))
-    opts.AliasAnalysis =
-        arg->getOption().matches(clang::driver::options::OPT_falias_analysis);
+  opts.AliasAnalysis =
+      args.hasFlag(clang::driver::options::OPT_falias_analysis,
+                   clang::driver::options::OPT_fno_alias_analysis,
+                   /*default=*/false);
 
   for (auto *a : args.filtered(clang::driver::options::OPT_fpass_plugin_EQ))
     opts.LLVMPassPlugins.push_back(a->getValue());