[llvm-bugs] [Bug 25391] New: [PATCH] libc++ is too pessimistic about features supported by current gcc

via llvm-bugs llvm-bugs at lists.llvm.org
Tue Nov 3 09:23:47 PST 2015


https://llvm.org/bugs/show_bug.cgi?id=25391

            Bug ID: 25391
           Summary: [PATCH] libc++ is too pessimistic about features
                    supported by current gcc
           Product: libc++
           Version: unspecified
          Hardware: PC
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: All Bugs
          Assignee: unassignedclangbugs at nondot.org
          Reporter: bero at linaro.org
                CC: llvm-bugs at lists.llvm.org, mclow.lists at gmail.com
    Classification: Unclassified

Created attachment 15209
  --> https://llvm.org/bugs/attachment.cgi?id=15209&action=edit
Patch fixing this relative to current svn trunk (rev 251949)

libc++ currently assumes gcc doesn't support variable templates, noexcept,
trailing return or always inline variadics.

All of those features are supported by gcc >= 5.0 if
-std=c++11/-std=gnu++11/-std=c++14/std=gnu++14 was passed.

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