================
@@ -2253,6 +2253,14 @@ bool CompilerInvocation::ParseCodeGenArgs(CodeGenOptions
&Opts, ArgList &Args,
Opts.getDebugInfo() == llvm::codegenoptions::NoDebugInfo)
Opts.setDebugInfo(llvm::codegenoptions::LocTrackingOnly);
+ // Debug mode for inlining chain diagnostics requires at least
+ // -gline-directives-only to track inlining locations via DILocation.
+ if (Opts.getInliningChain() == CodeGenOptions::Inlining_Debug &&
+ Opts.getDebugInfo() < llvm::codegenoptions::DebugDirectivesOnly) {
+ Diags.Report(diag::warn_fe_inlining_debug_requires_g);
+ Opts.setInliningChain(CodeGenOptions::Inlining_Heuristic);
+ }
----------------
nickdesaulniers wrote:
Maybe it would be better to emit a Note diagnostic on the -Wwarning diagnostics
if `FD->getStorageClass() == SC_Static` that enabling `-gline-directives-only`
(or higher level debug flags) can provide additional info?
https://github.com/llvm/llvm-project/pull/174892
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