[PATCH] D49727: [CodeGen] emit inline asm clobber list warnings for reserved
Eli Friedman via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Jul 27 17:04:17 PDT 2018
efriedma added inline comments.
================
Comment at: lib/CodeGen/AsmPrinter/AsmPrinterInlineAsm.cpp:564
+ "across function calls, and clobbering them may lead to "
+ "unexpected results.";
+ SrcMgr.PrintMessage(Loc, SourceMgr::DK_Warning, Msg);
----------------
I'm not sure what "may not be preserved across function calls" has to do with this warning. And I'd prefer "undefined behavior" rather than "unexpected results".
https://reviews.llvm.org/D49727
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