ABataev added inline comments.
================
Comment at: lib/Driver/ToolChains.cpp:1446-1463
+ // CURRENT=triple-version
+ if (Line.startswith("CURRENT=")) {
+ const std::pair<StringRef, StringRef> ActiveVersion =
+ Line.substr(8).rsplit('-');
+ // Note: Strictly speaking, we should be reading
+ // /etc/env.d/gcc/${CURRENT} now. However, the file doesn't
+ // contain anything new or especially useful to us.
----------------
mgorny wrote:
> ABataev wrote:
> > mgorny wrote:
> > > ABataev wrote:
> > > > I think it is better to use `llvm::Triple` class here for parsing
> > > > `ARCHITECTURE-VENDOR-OPERATING_SYSTEM-ENVIRONMENT` string rather than
> > > > `StringRef::split()`
> > > This is not parsing the triple but detaching the version appended to it.
> > But still it is better to use some standard infrastructure rather than
> > inventing a new one (with possible bugs, incompatibilities etc.)
> I still don't understand what you want me to do. `llvm::Triple` does not
> support triple + version thingy that is the case here. I don't need to parse
> the triple, just split the version out of it.
Can you use Triple::getEnvironmentVersion()?
https://reviews.llvm.org/D25661
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