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implement error recovery in the llvm-mc parser. Feel the power!

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74728 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2009-07-02 21:53:43 +00:00
parent a8185fe50b
commit b717fb0fe0
1 changed files with 11 additions and 4 deletions
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15
tools/llvm-mc/AsmParser.cpp
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@ -40,11 +40,18 @@ bool AsmParser::Run() {
// Prime the lexer.
Lexer.Lex();
while (Lexer.isNot(asmtok::Eof))
if (ParseStatement())
return true;
bool HadError = false;
return false;
// While we have input, parse each statement.
while (Lexer.isNot(asmtok::Eof)) {
if (!ParseStatement()) continue;
// If we had an error, remember it and recover by skipping to the next line.
HadError = true;
EatToEndOfStatement();
}
return HadError;
}
/// EatToEndOfStatement - Throw away the rest of the line for testing purposes.