Suppress compiler warning.

llvm-svn: 78246
2009-08-05 21:42:40 +00:00 · 2009-08-05 21:42:40 +00:00 · 1efb6b0391
parent 198f5e84c6
commit 1efb6b0391
1 changed files with 3 additions and 1 deletions
--- a/llvm/utils/TableGen/AsmWriterEmitter.cpp
+++ b/llvm/utils/TableGen/AsmWriterEmitter.cpp
@ -728,7 +728,9 @@ void AsmWriterEmitter::run(raw_ostream &O) {
    << "  if (Bits == 0) return false;\n"
    << "  O << AsmStrs+(Bits & " << (1 << AsmStrBits)-1 << ");\n\n";

-  O << "  unsigned OperandColumn = 1;\n\n";
+  // This variable may be unused, suppress build warnings.
+  O << "  unsigned OperandColumn = 1;\n";
+  O << "  (void) OperandColumn;\n\n";

  // Output the table driven operand information.
  BitsLeft = 32-AsmStrBits;