[mips] [IAS] Allow .set assignments for already defined symbols.

Summary:
This is not possible when using the IAS for MIPS, but it is possible when using the IAS for other architectures and when using GAS for MIPS.


Reviewers: dsanders

Reviewed By: dsanders

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D8578

llvm-svn: 234316

1 files changed, 1 insertions, 5 deletions

diff --git a/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp b/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
index 80cd26fc98e..fae31d09ac1 100644
--- a/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
+++ b/llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp
@@ -3579,11 +3579,7 @@ bool MipsAsmParser::parseSetAssignment() {
   if (Parser.parseExpression(Value))
     return reportParseError("expected valid expression after comma");
 
-  // Check if the Name already exists as a symbol.
-  MCSymbol *Sym = getContext().LookupSymbol(Name);
-  if (Sym)
-    return reportParseError("symbol already defined");
-  Sym = getContext().GetOrCreateSymbol(Name);
+  MCSymbol *Sym = getContext().GetOrCreateSymbol(Name);
   Sym->setVariableValue(Value);
 
   return false;