[PATCH] D100509: Support GCC's -fstack-usage flag

[Pengxuan Zheng via Phabricator via cfe-commits]

pzheng marked 7 inline comments as done.
pzheng added inline comments.


================
Comment at: clang/lib/Driver/ToolChains/Clang.cpp:5474
+  if (Args.hasArg(options::OPT_fstack_usage)) {
+    CmdArgs.push_back(Args.MakeArgString("-fstack-usage"));
+
----------------
MaskRay wrote:
> CC1 needs two options? 
> 
> If you infer the filename in the driver, CC1 can use "whether StackUsageOutput is empty".
Thanks for the suggestion! Addressed this in the latest update.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D100509/new/

https://reviews.llvm.org/D100509