[LLVMdev] DWARF DW_AT_language in LLVM
Devang Patel
dpatel at apple.com
Wed Feb 23 14:42:13 PST 2011
Peter,
On Feb 23, 2011, at 1:32 PM, Peter Housel wrote:
> Is there any good reason for using DW_FORM_data1 for the DW_AT_language
> attribute of DW_TAG_compile_unit? This prevents using language codes in
> the DW_LANG_lo_user=0x8000 to DW_LANG_hi_user=0xffff range.
>
> I think the obvious change to use DW_FORM_data2 in line 1897 of
> lib/CodeGen/AsmPrinter/DwarfDebug.cpp should fix it. Or, if there are
> binary compatibility issues, the abbrev form could be chosen
> conditionally. Are there?
I do not see any binary compatibility issue. In any case, if there are any I'd learn them about soon! Checked in change to use DW_FORM_data2. r126339.
I am curious, what is your source language ?
-
Devang
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