[PATCH] D141307: Add -f[no-]loop-versioning option

[Mats Petersson via Phabricator via cfe-commits]

Leporacanthicus marked an inline comment as done.
Leporacanthicus added inline comments.


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Comment at: clang/lib/Driver/ToolChains/Flang.cpp:69
+  Arg *loopVersioning =
+      Args.getLastArg(options::OPT_Ofast, options::OPT_floop_versioning,
+                      options::OPT_fno_loop_versioning);
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tblah wrote:
> Does GFortran only enable this with -Ofast? I would have thought this would be an -On thing because it doesn't impact precision.
No, good point.


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Comment at: flang/include/flang/Frontend/CodeGenOptions.def:27
 
+CODEGENOPT(LoopVersioning, 1, 0) ///< PIC level of the LLVM module.
 CODEGENOPT(PICLevel, 2, 0) ///< PIC level of the LLVM module.
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tblah wrote:
> nit: comment
Darn, missed fixing this.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D141307/new/

https://reviews.llvm.org/D141307