r191439 - [driver] Ignore -fno-var-tracking; it's a GCC option we don't support.

[Jordan Rose]

Author: jrose
Date: Thu Sep 26 12:03:34 2013
New Revision: 191439

URL: http://llvm.org/viewvc/llvm-project?rev=191439&view=rev
Log:
[driver] Ignore -fno-var-tracking; it's a GCC option we don't support.

-fvar-tracking (which IIUC is on by default in GCC) will still generate
an error.

Modified:
    cfe/trunk/include/clang/Driver/Options.td
    cfe/trunk/test/Driver/clang_f_opts.c

Modified: cfe/trunk/include/clang/Driver/Options.td
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Driver/Options.td?rev=191439&r1=191438&r2=191439&view=diff
==============================================================================
--- cfe/trunk/include/clang/Driver/Options.td (original)
+++ cfe/trunk/include/clang/Driver/Options.td Thu Sep 26 12:03:34 2013
@@ -800,6 +800,8 @@ def funwind_tables : Flag<["-"], "funwin
 def fuse_cxa_atexit : Flag<["-"], "fuse-cxa-atexit">, Group<f_Group>;
 def fuse_init_array : Flag<["-"], "fuse-init-array">, Group<f_Group>, Flags<[CC1Option]>,
   HelpText<"Use .init_array instead of .ctors">;
+def fno_var_tracking : Flag<["-"], "fno-var-tracking">,
+  Group<clang_ignored_f_Group>;
 def fverbose_asm : Flag<["-"], "fverbose-asm">, Group<f_Group>;
 def fvisibility_EQ : Joined<["-"], "fvisibility=">, Group<f_Group>,
   HelpText<"Set the default symbol visibility for all global declarations">;

Modified: cfe/trunk/test/Driver/clang_f_opts.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/clang_f_opts.c?rev=191439&r1=191438&r2=191439&view=diff
==============================================================================
--- cfe/trunk/test/Driver/clang_f_opts.c (original)
+++ cfe/trunk/test/Driver/clang_f_opts.c Thu Sep 26 12:03:34 2013
@@ -123,4 +123,5 @@
 // RUN:     -funroll-all-loops -fno-unroll-all-loops                          \
 // RUN:     -fno-builtin-foobar                                               \
 // RUN:     -fno-builtin-strcat -fno-builtin-strcpy                           \
+// RUN:     -fno-var-tracking                                                 \
 // RUN:     %s