From b5b8a8cfbe1ee3c2d3684dd62e7f0ddeeeb73273 Mon Sep 17 00:00:00 2001
From: Tom Eccles <tom.eccles@arm.com>
Date: Tue, 18 Oct 2022 17:59:03 +0000
Subject: [flang] Add -f[no-]signed-zeros

Only add the option processing and store the result. No attributes are
added to FIR yet.

Differential Revision: https://reviews.llvm.org/D137328
---
 flang/lib/Frontend/CompilerInvocation.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'flang/lib/Frontend/CompilerInvocation.cpp')

diff --git a/flang/lib/Frontend/CompilerInvocation.cpp b/flang/lib/Frontend/CompilerInvocation.cpp
index dd461c7..eeadb21 100644
--- a/flang/lib/Frontend/CompilerInvocation.cpp
+++ b/flang/lib/Frontend/CompilerInvocation.cpp
@@ -714,6 +714,12 @@ static bool parseFloatingPointArgs(CompilerInvocation &invoc,
     opts.ApproxFunc = true;
   }
 
+  if (const llvm::opt::Arg *a =
+          args.getLastArg(clang::driver::options::OPT_fno_signed_zeros)) {
+    diags.Report(diagUnimplemented) << a->getOption().getName();
+    opts.NoSignedZeros = true;
+  }
+
   return true;
 }
 
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