[llvm-bugs] [Bug 51498] New: support for -mno-fp-ret-in-387

via llvm-bugs llvm-bugs at lists.llvm.org
Mon Aug 16 15:38:34 PDT 2021


            Bug ID: 51498
           Summary: support for -mno-fp-ret-in-387
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Backend: X86
          Assignee: unassignedbugs at nondot.org
          Reporter: ndesaulniers at google.com
                CC: craig.topper at gmail.com, llvm-bugs at lists.llvm.org,
                    llvm-dev at redking.me.uk, natechancellor at gmail.com,
                    pengfei.wang at intel.com, spatel+llvm at rotateright.com
            Blocks: 4068

The Linux kernel uses `-mno-fp-ret-in-387`; we should implement support for
this command line flag, too.

Referenced Bugs:

[Bug 4068] [Meta] Compiling the Linux kernel with clang
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