================
@@ -1588,11 +1568,35 @@ static bool parseLangOptionsArgs(CompilerInvocation
&invoc,
return success;
}
+// Copied from clang/lib/Frontend/CompilerInvocation.cpp.
+static void addDiagnosticArgs(llvm::opt::ArgList &Args,
+ llvm::opt::OptSpecifier Group,
+ llvm::opt::OptSpecifier GroupWithValue,
+ std::vector<std::string> &Diagnostics) {
+ for (auto *A : Args.filtered(Group)) {
+ if (A->getOption().getKind() == llvm::opt::Option::FlagClass) {
+ // The argument is a pure flag (such as OPT_Wall or OPT_Wdeprecated). Add
+ // its name (minus the "W" or "R" at the beginning) to the diagnostics.
+ Diagnostics.push_back(
+ std::string(A->getOption().getName().drop_front(1)));
+ } else if (A->getOption().matches(GroupWithValue)) {
+ // This is -Wfoo= or -Rfoo=, where foo is the name of the diagnostic
+ // group. Add only the group name to the diagnostics.
+ Diagnostics.push_back(
+ std::string(A->getOption().getName().drop_front(1).rtrim("=-")));
+ } else {
+ // Otherwise, add its value (for OPT_W_Joined and similar).
+ Diagnostics.push_back(A->getValue());
+ }
+ }
+}
+
----------------
kparzysz wrote:
Done
https://github.com/llvm/llvm-project/pull/196354
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