From: Daniel Dunbar <daniel@zuster.org>
Date: Sat, 13 Nov 2010 18:17:11 +0000 (+0000)
Subject: Driver: Support -Oz as an alias for -Os.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=5e3bc947e305b307c6bd8e5d49b5b06e2fe6bbf4;p=clang

Driver: Support -Oz as an alias for -Os.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@119003 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 954ec8d723..223576e71d 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -1139,6 +1139,10 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
     else if (A->getOption().matches(options::OPT_O) &&
              A->getValue(Args)[0] == '\0')
       CmdArgs.push_back("-O2");
+    else if (A->getOption().matches(options::OPT_O) &&
+             A->getValue(Args)[0] == 'z' &&
+             A->getValue(Args)[1] == '\0')
+      CmdArgs.push_back("-Os");
     else
       A->render(Args, CmdArgs);
   }