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| author | Jim Grosbach <grosbach@apple.com> | 2012-03-20 21:33:21 +0000 |
|---|---|---|
| committer | Jim Grosbach <grosbach@apple.com> | 2012-03-20 21:33:21 +0000 |
| commit | 1283317db47cdec313361137e2098d3e0eb8771c (patch) | |
| tree | 56e360128d49e764c5649ab3b7e2b68fb9fa4663 /llvm/lib/MC/MCParser | |
| parent | 765a6e02319e67263d9002581e6eb37de2a5aec5 (diff) | |
| download | bcm5719-llvm-1283317db47cdec313361137e2098d3e0eb8771c.tar.gz bcm5719-llvm-1283317db47cdec313361137e2098d3e0eb8771c.zip | |
Assembler should accept redefinitions of unused variable symbols.
rdar://11027851
llvm-svn: 153137
Diffstat (limited to 'llvm/lib/MC/MCParser')
| -rw-r--r-- | llvm/lib/MC/MCParser/AsmParser.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/MC/MCParser/AsmParser.cpp b/llvm/lib/MC/MCParser/AsmParser.cpp index 41ad1642d28..ab5ddaf4ac0 100644 --- a/llvm/lib/MC/MCParser/AsmParser.cpp +++ b/llvm/lib/MC/MCParser/AsmParser.cpp @@ -1629,6 +1629,8 @@ bool AsmParser::ParseAssignment(StringRef Name, bool allow_redef) { return Error(EqualLoc, "Recursive use of '" + Name + "'"); else if (Sym->isUndefined() && !Sym->isUsed() && !Sym->isVariable()) ; // Allow redefinitions of undefined symbols only used in directives. + else if (Sym->isVariable() && !Sym->isUsed() && allow_redef) + ; // Allow redefinitions of variables that haven't yet been used. else if (!Sym->isUndefined() && (!Sym->isVariable() || !allow_redef)) return Error(EqualLoc, "redefinition of '" + Name + "'"); else if (!Sym->isVariable()) |
