commit 9e7cb33b1761a486757616cace41fa7b977a448f
author Evgeniy Stepanov <eugeni.stepanov@gmail.com> Mon Feb 03 11:11:37 2014 +0000
committer Evgeniy Stepanov <eugeni.stepanov@gmail.com> Mon Feb 03 11:11:37 2014 +0000
tree 557080b3d029de12acf1127ec4e6dae9e7162534
parent fe437f0a8f88bbed28a60cfc1b38b796ba2fef46

Fix handling of -fno-function-sections, -fno-data-sections in clang driver.

llvm-svn: 200685

clang/lib/Driver/Tools.cpp

diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 10194b1..3a8a287 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -2653,8 +2653,15 @@
     CmdArgs.push_back("-generate-type-units");
   }
 
-  Args.AddAllArgs(CmdArgs, options::OPT_ffunction_sections);
-  Args.AddAllArgs(CmdArgs, options::OPT_fdata_sections);
+  if (Args.hasFlag(options::OPT_ffunction_sections,
+                   options::OPT_fno_function_sections, false)) {
+    CmdArgs.push_back("-ffunction-sections");
+  }
+
+  if (Args.hasFlag(options::OPT_fdata_sections,
+                   options::OPT_fno_data_sections, false)) {
+    CmdArgs.push_back("-fdata-sections");
+  }
 
   Args.AddAllArgs(CmdArgs, options::OPT_finstrument_functions);