[cfe-commits] r166236 - in /cfe/trunk: include/clang/Driver/CC1Options.td include/clang/Driver/Options.td include/clang/Frontend/CodeGenOptions.h lib/CodeGen/CGDebugInfo.cpp lib/Driver/Tools.cpp lib/Frontend/CompilerInvocation.cpp test/CodeGen/debug-info-iv.c test/CodeGen/debug-info-line3.c test/CodeGen/debug-info-line4.c test/CodeGen/debug-line-1.c test/CodeGenCXX/debug-info-globalinit.cpp test/CodeGenCXX/destructor-debug-info.cpp

[Douglas Gregor]

On Oct 18, 2012, at 2:52 PM, Eric Christopher <echristo at gmail.com> wrote:

> Author: echristo
> Date: Thu Oct 18 16:52:18 2012
> New Revision: 166236
> 
> URL: http://llvm.org/viewvc/llvm-project?rev=166236&view=rev
> Log:
> Add a new option for and disable column number information as there
> are no known current users of column info. Robustify and fix up
> a few tests in the process. Reduces the size of debug information
> by a small amount.


I'd rather we try to optimize column-number computation first. If we can make it fast enough, we don't need to add this tweaking flag.

	- Doug