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Add -debug-constraints-on-line flag

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Brent Royal-Gordon
2019-04-19 11:03:52 -07:00
parent 334b76a237
commit 79cee8daad
4 changed files with 58 additions and 0 deletions
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11
lib/Frontend/CompilerInvocation.cpp
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@@ -339,6 +339,17 @@ static bool ParseLangArgs(LangOptions &Opts, ArgList &Args,
Opts.DebugConstraintSolverAttempt = attempt;
}
for (const Arg *A : Args.filtered(OPT_debug_constraints_on_line)) {
unsigned line;
if (StringRef(A->getValue()).getAsInteger(10, line)) {
Diags.diagnose(SourceLoc(), diag::error_invalid_arg_value,
A->getAsString(Args), A->getValue());
return true;
}
Opts.DebugConstraintSolverOnLines.push_back(line);
}
llvm::sort(Opts.DebugConstraintSolverOnLines);
if (const Arg *A = Args.getLastArg(OPT_debug_forbid_typecheck_prefix)) {
Opts.DebugForbidTypecheckPrefix = A->getValue();