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.
Part of PR14106
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@166236 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/CompilerInvocation.cpp b/lib/Frontend/CompilerInvocation.cpp
index 09c48cc..4f0cfa8 100644
--- a/lib/Frontend/CompilerInvocation.cpp
+++ b/lib/Frontend/CompilerInvocation.cpp
@@ -197,6 +197,8 @@
Res.push_back("-fno-limit-debug-info");
break;
}
+ if (Opts.DebugColumnInfo)
+ Res.push_back("-gcolumn-info");
if (Opts.DisableLLVMOpts)
Res.push_back("-disable-llvm-optzns");
if (Opts.DisableRedZone)
@@ -1228,6 +1230,7 @@
else
Opts.DebugInfo = CodeGenOptions::FullDebugInfo;
}
+ Opts.DebugColumnInfo = Args.hasArg(OPT_dwarf_column_info);
Opts.DisableLLVMOpts = Args.hasArg(OPT_disable_llvm_optzns);
Opts.DisableRedZone = Args.hasArg(OPT_disable_red_zone);