r199535 - Driver support for -fdebug-types-sections

[David Blaikie]

Author: dblaikie
Date: Fri Jan 17 20:02:06 2014
New Revision: 199535

URL: http://llvm.org/viewvc/llvm-project?rev=199535&view=rev
Log:
Driver support for -fdebug-types-sections

Using backend-option like a few other debug codegen flags. I believe
Eric Christopher's working at porting those over to something nicer
such as an API level CodeGenOptions or the like, so this can be
improved along with that work.

Modified:
    cfe/trunk/lib/Driver/Tools.cpp
    cfe/trunk/test/Driver/debug-options.c

Modified: cfe/trunk/lib/Driver/Tools.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/Tools.cpp?rev=199535&r1=199534&r2=199535&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/Tools.cpp (original)
+++ cfe/trunk/lib/Driver/Tools.cpp Fri Jan 17 20:02:06 2014
@@ -2599,7 +2599,10 @@ void Clang::ConstructJob(Compilation &C,
     CmdArgs.push_back("-generate-gnu-dwarf-pub-sections");
   }
 
-  Args.AddAllArgs(CmdArgs, options::OPT_fdebug_types_section);
+  if (Args.hasArg(options::OPT_fdebug_types_section)) {
+    CmdArgs.push_back("-backend-option");
+    CmdArgs.push_back("-generate-type-units");
+  }
 
   Args.AddAllArgs(CmdArgs, options::OPT_ffunction_sections);
   Args.AddAllArgs(CmdArgs, options::OPT_fdata_sections);

Modified: cfe/trunk/test/Driver/debug-options.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/debug-options.c?rev=199535&r1=199534&r2=199535&view=diff
==============================================================================
--- cfe/trunk/test/Driver/debug-options.c (original)
+++ cfe/trunk/test/Driver/debug-options.c Fri Jan 17 20:02:06 2014
@@ -45,12 +45,14 @@
 // RUN:             | FileCheck -check-prefix=GLTO_NO %s
 //
 // RUN: %clang -### -c -grecord-gcc-switches -gno-record-gcc-switches \
-// RUN:        -gstrict-dwarf -gno-strict-dwarf -fdebug-types-section \
-// RUN:        -fno-debug-types-section %s 2>&1                       \
+// RUN:        -gstrict-dwarf -gno-strict-dwarf %s 2>&1 \
 // RUN:        | FileCheck -check-prefix=GIGNORE %s
 //
 // RUN: %clang -### -c -ggnu-pubnames %s 2>&1 | FileCheck -check-prefix=GOPT %s
 //
+// RUN: %clang -### -fdebug-types-section %s 2>&1 \
+// RUN:        | FileCheck -check-prefix=FDTS %s
+//
 // G: "-cc1"
 // G: "-g"
 //
@@ -90,3 +92,5 @@
 // GIGNORE-NOT: "argument unused during compilation"
 //
 // GOPT: -generate-gnu-dwarf-pub-sections
+//
+// FDTS: "-backend-option" "-generate-type-units"