<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">On Tue, Mar 11, 2014 at 2:05 PM, David Blaikie <span dir="ltr"><<a href="mailto:dblaikie@gmail.com" target="_blank">dblaikie@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">Author: dblaikie<br>
Date: Tue Mar 11 16:05:26 2014<br>
New Revision: 203603<br>
<br>
URL: <a href="http://llvm.org/viewvc/llvm-project?rev=203603&view=rev" target="_blank">http://llvm.org/viewvc/llvm-project?rev=203603&view=rev</a><br>
Log:<br>
Driver: Support -gmlt as an alias for -gline-tables-only<br>
<br>
Modified:<br>
    cfe/trunk/include/clang/Driver/Options.td<br>
    cfe/trunk/lib/Driver/Tools.cpp<br>
    cfe/trunk/test/Driver/debug-options.c<br>
<br>
Modified: cfe/trunk/include/clang/Driver/Options.td<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Driver/Options.td?rev=203603&r1=203602&r2=203603&view=diff" target="_blank">http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Driver/Options.td?rev=203603&r1=203602&r2=203603&view=diff</a><br>

==============================================================================<br>
--- cfe/trunk/include/clang/Driver/Options.td (original)<br>
+++ cfe/trunk/include/clang/Driver/Options.td Tue Mar 11 16:05:26 2014<br>
@@ -900,6 +900,8 @@ def g_Flag : Flag<["-"], "g">, Group<g_G<br>
   HelpText<"Generate source level debug information">, Flags<[CC1Option]>;<br>
 def gline_tables_only : Flag<["-"], "gline-tables-only">, Group<g_Group>,<br>
   HelpText<"Emit debug line number tables only">, Flags<[CC1Option]>;<br>
+def gmlt : Flag<["-"], "gmlt">, Group<g_Group>,<br>
+  HelpText<"Emit debug line number tables only">, Flags<[DriverOption,HelpHidden]>;<br></blockquote><div><br></div><div>Why not just:</div><div>def gmlt : Flag<["-"], "gmlt">, Alias<gline_tables_only>;</div>
<div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
 def g0 : Flag<["-"], "g0">, Group<g_Group>;<br>
 def g1 : Flag<["-"], "g1">, Group<g_Group>;<br>
 def g2 : Flag<["-"], "g2">, Group<g_Group>;<br>
<br>
Modified: cfe/trunk/lib/Driver/Tools.cpp<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/Tools.cpp?rev=203603&r1=203602&r2=203603&view=diff" target="_blank">http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/Tools.cpp?rev=203603&r1=203602&r2=203603&view=diff</a><br>

==============================================================================<br>
--- cfe/trunk/lib/Driver/Tools.cpp (original)<br>
+++ cfe/trunk/lib/Driver/Tools.cpp Tue Mar 11 16:05:26 2014<br>
@@ -2693,7 +2693,8 @@ void Clang::ConstructJob(Compilation &C,<br>
   // are preserved, all other debug options are substituted with "-g".<br>
   Args.ClaimAllArgs(options::OPT_g_Group);<br>
   if (Arg *A = Args.getLastArg(options::OPT_g_Group)) {<br>
-    if (A->getOption().matches(options::OPT_gline_tables_only)) {<br>
+    if (A->getOption().matches(options::OPT_gline_tables_only) ||<br>
+        A->getOption().matches(options::OPT_gmlt)) {<br>
       // FIXME: we should support specifying dwarf version with<br>
       // -gline-tables-only.<br>
       CmdArgs.push_back("-gline-tables-only");<br>
<br>
Modified: cfe/trunk/test/Driver/debug-options.c<br>
URL: <a href="http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/debug-options.c?rev=203603&r1=203602&r2=203603&view=diff" target="_blank">http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/debug-options.c?rev=203603&r1=203602&r2=203603&view=diff</a><br>

==============================================================================<br>
--- cfe/trunk/test/Driver/debug-options.c (original)<br>
+++ cfe/trunk/test/Driver/debug-options.c Tue Mar 11 16:05:26 2014<br>
@@ -33,6 +33,8 @@<br>
 // RUN: %clang -### -c -g -g0 %s 2>&1 | FileCheck -check-prefix=G_NO %s<br>
 // RUN: %clang -### -c -ggdb0 %s 2>&1 | FileCheck -check-prefix=G_NO %s<br>
 //<br>
+// RUN: %clang -### -c -gmlt %s 2>&1 \<br>
+// RUN:             | FileCheck -check-prefix=GLTO_ONLY %s<br>
 // RUN: %clang -### -c -gline-tables-only %s 2>&1 \<br>
 // RUN:             | FileCheck -check-prefix=GLTO_ONLY %s<br>
 // RUN: %clang -### -c -gline-tables-only %s -target x86_64-apple-darwin 2>&1 \<br>
<br>
<br>
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</blockquote></div><br></div></div>