[lld] r257080 - Remove unnecessary type casts.

Rui Ueyama via llvm-commits llvm-commits at lists.llvm.org
Thu Jan 7 10:40:39 PST 2016


And feel free to roll it back without code review if you find a regression.

On Thu, Jan 7, 2016 at 10:33 AM, Rui Ueyama <ruiu at google.com> wrote:

> This is indeed a culprit. Can you revert this locally and try it again to
> verify?
>
> On Thu, Jan 7, 2016 at 10:31 AM, Davide Italiano <davide at freebsd.org>
> wrote:
>
>> On Thu, Jan 7, 2016 at 10:17 AM, Rui Ueyama via llvm-commits
>> <llvm-commits at lists.llvm.org> wrote:
>> > Author: ruiu
>> > Date: Thu Jan  7 12:17:29 2016
>> > New Revision: 257080
>> >
>> > URL: http://llvm.org/viewvc/llvm-project?rev=257080&view=rev
>> > Log:
>> > Remove unnecessary type casts.
>> >
>> > Modified:
>> >     lld/trunk/ELF/OutputSections.cpp
>> >
>> > Modified: lld/trunk/ELF/OutputSections.cpp
>> > URL:
>> http://llvm.org/viewvc/llvm-project/lld/trunk/ELF/OutputSections.cpp?rev=257080&r1=257079&r2=257080&view=diff
>> >
>> ==============================================================================
>> > --- lld/trunk/ELF/OutputSections.cpp (original)
>> > +++ lld/trunk/ELF/OutputSections.cpp Thu Jan  7 12:17:29 2016
>> > @@ -1161,8 +1161,7 @@ template <class ELFT> void MergeOutputSe
>> >
>> >  template <class ELFT>
>> >  StringTableSection<ELFT>::StringTableSection(StringRef Name, bool
>> Dynamic)
>> > -    : OutputSectionBase<ELFT>(Name, SHT_STRTAB,
>> > -                              Dynamic ? (uintX_t)SHF_ALLOC : 0),
>> > +    : OutputSectionBase<ELFT>(Name, SHT_STRTAB, Dynamic ? SHF_ALLOC :
>> 0),
>> >        Dynamic(Dynamic) {
>> >    this->Header.sh_addralign = 1;
>> >  }
>> > @@ -1235,7 +1234,7 @@ SymbolTableSection<ELFT>::SymbolTableSec
>> >      SymbolTable<ELFT> &Table, StringTableSection<ELFT> &StrTabSec)
>> >      : OutputSectionBase<ELFT>(StrTabSec.isDynamic() ? ".dynsym" :
>> ".symtab",
>> >                                StrTabSec.isDynamic() ? SHT_DYNSYM :
>> SHT_SYMTAB,
>> > -                              StrTabSec.isDynamic() ?
>> (uintX_t)SHF_ALLOC : 0),
>> > +                              StrTabSec.isDynamic() ? SHF_ALLOC : 0),
>> >        Table(Table), StrTabSec(StrTabSec) {
>> >    typedef OutputSectionBase<ELFT> Base;
>> >    typename Base::Elf_Shdr &Header = this->Header;
>> >
>> >
>> > _______________________________________________
>> > llvm-commits mailing list
>> > llvm-commits at lists.llvm.org
>> > http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-commits
>>
>> hmm, this or another commit between yesterday and today broke gcc-4.8
>> with -Werror on my PPC box. This seems the obvious culprit, but I
>> didn't dig into that (yet).
>>
>> [13/15] Building CXX object
>> tools/lld/...Files/lldELF2.dir/OutputSections.cpp.o
>> ../tools/lld/ELF/OutputSections.cpp: In constructor
>> 'lld::elf2::StringTableSection<ELFT>::StringTableSection(llvm::StringRef,
>> bool)':
>> ../tools/lld/ELF/OutputSections.cpp:1164:71: warning: enumeral and
>> non-enumeral type in conditional expression [enabled by default]
>>      : OutputSectionBase<ELFT>(Name, SHT_STRTAB, Dynamic ? SHF_ALLOC : 0),
>>                                                                        ^
>> ../tools/lld/ELF/OutputSections.cpp: In instantiation of
>> 'lld::elf2::StringTableSection<ELFT>::StringTableSection(llvm::StringRef,
>> bool) [with ELFT = llvm::object::ELFType<
>> (llvm::support::endianness)1u, false>]':
>> ../tools/lld/ELF/OutputSections.cpp:1517:16:   required from here
>> ../tools/lld/ELF/OutputSections.cpp:1165:22: warning: enumeral and
>> non-enumeral type in conditional expression [enabled by default]
>>        Dynamic(Dynamic) {
>>                       ^
>> ../tools/lld/ELF/OutputSections.cpp: In instantiation of
>> 'lld::elf2::StringTableSection<ELFT>::StringTableSection(llvm::StringRef,
>> bool) [with ELFT = llvm::object::ELFType<
>> (llvm::support::endianness)0u, false>]':
>> ../tools/lld/ELF/OutputSections.cpp:1518:16:   required from here
>> ../tools/lld/ELF/OutputSections.cpp:1165:22: warning: enumeral and
>> non-enumeral type in conditional expression [enabled by default]
>> ../tools/lld/ELF/OutputSections.cpp: In instantiation of
>> 'lld::elf2::StringTableSection<ELFT>::StringTableSection(llvm::StringRef,
>> bool) [with ELFT = llvm::object::ELFType<
>> (llvm::support::endianness)1u, true>]':
>> ../tools/lld/ELF/OutputSections.cpp:1519:16:   required from here
>> ../tools/lld/ELF/OutputSections.cpp:1165:22: warning: enumeral and
>> non-enumeral type in conditional expression [enabled by default]
>> ../tools/lld/ELF/OutputSections.cpp: In instantiation of
>> 'lld::elf2::StringTableSection<ELFT>::StringTableSection(llvm::StringRef,
>> bool) [with ELFT = llvm::object::ELFType<
>> (llvm::support::endianness)0u, true>]':
>> ../tools/lld/ELF/OutputSections.cpp:1520:16:   required from here
>> ../tools/lld/ELF/OutputSections.cpp:1165:22: warning: enumeral and
>> non-enumeral type in conditional expression [enabled by default]
>> ../tools/lld/ELF/OutputSections.cpp: In instantiation of
>>
>> 'lld::elf2::SymbolTableSection<ELFT>::SymbolTableSection(lld::elf2::SymbolTable<ELFT>&,
>> lld::elf2::StringTableSecti
>> on<ELFT>&) [with ELFT =
>> llvm::object::ELFType<(llvm::support::endianness)1u, false>]':
>> ../tools/lld/ELF/OutputSections.cpp:1522:16:   required from here
>> ../tools/lld/ELF/OutputSections.cpp:1237:53: warning: enumeral and
>> non-enumeral type in conditional expression [enabled by default]
>>                                StrTabSec.isDynamic() ? SHF_ALLOC : 0),
>>
>> Can you please take a look?
>>
>> Thanks!
>>
>> --
>> Davide
>>
>> "There are no solved problems; there are only problems that are more
>> or less solved" -- Henri Poincare
>>
>
>
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