6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-06-29 13:24:25 +00:00
Code Issues Projects Releases Wiki Activity

MC asm parser macro argument count was wrong when empty.

Browse Source 
evaluated to '1' when the argument list was empty (should be '0').

rdar://11057257

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152967 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach
2012-03-17 00:11:42 +00:00
parent 5aeff3171c
commit ae151ed87d
2 changed files with 15 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
lib/MC/MCParser/AsmParser.cpp
View File

@ -1528,6 +1528,11 @@ bool AsmParser::HandleMacroEntry(StringRef Name, SMLoc NameLoc,
}
Lex();
}
// If there weren't any arguments, erase the token vector so everything
// else knows that. Leaving around the vestigal empty token list confuses
// things.
if (MacroArguments.size() == 1 && MacroArguments.back().empty())
MacroArguments.clear();
// Macro instantiation is lexical, unfortunately. We construct a new buffer
// to hold the macro body with substitutions.