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[llvm-objdump] Use `auto` declaration in typecasting 

Summary:
According to `MaskRay`, use `auto` for type inference, according to coding standards.
Delete some comments, because these comments can be easily inferred from codes.

Reviewers: jhenderson, MaskRay

Reviewed By: jhenderson

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D54573

llvm-svn: 346946
This commit is contained in:
Xing GUO 2018-11-15 11:51:13 +00:00
parent 5a9b92ca75
commit cc0829f3cb
1 changed files with 8 additions and 16 deletions
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24
llvm/tools/llvm-objdump/ELFDump.cpp
View File

@ -158,31 +158,23 @@ template <class ELFT> void printProgramHeaders(const ELFFile<ELFT> *o) {
}
void llvm::printELFFileHeader(const object::ObjectFile *Obj) {
// Little-endian 32-bit
if (const ELF32LEObjectFile *ELFObj = dyn_cast<ELF32LEObjectFile>(Obj))
if (const auto *ELFObj = dyn_cast<ELF32LEObjectFile>(Obj))
printProgramHeaders(ELFObj->getELFFile());
// Big-endian 32-bit
else if (const ELF32BEObjectFile *ELFObj = dyn_cast<ELF32BEObjectFile>(Obj))
else if (const auto *ELFObj = dyn_cast<ELF32BEObjectFile>(Obj))
printProgramHeaders(ELFObj->getELFFile());
// Little-endian 64-bit
else if (const ELF64LEObjectFile *ELFObj = dyn_cast<ELF64LEObjectFile>(Obj))
else if (const auto *ELFObj = dyn_cast<ELF64LEObjectFile>(Obj))
printProgramHeaders(ELFObj->getELFFile());
// Big-endian 64-bit
else if (const ELF64BEObjectFile *ELFObj = dyn_cast<ELF64BEObjectFile>(Obj))
else if (const auto *ELFObj = dyn_cast<ELF64BEObjectFile>(Obj))
printProgramHeaders(ELFObj->getELFFile());
}
void llvm::printELFDynamicSection(const object::ObjectFile *Obj) {
// Little-endian 32-bit
if (const ELF32LEObjectFile *ELFObj = dyn_cast<ELF32LEObjectFile>(Obj))
if (const auto *ELFObj = dyn_cast<ELF32LEObjectFile>(Obj))
printDynamicSection(ELFObj->getELFFile(), Obj->getFileName());
// Big-endian 32-bit
else if (const ELF32BEObjectFile *ELFObj = dyn_cast<ELF32BEObjectFile>(Obj))
else if (const auto *ELFObj = dyn_cast<ELF32BEObjectFile>(Obj))
printDynamicSection(ELFObj->getELFFile(), Obj->getFileName());
// Little-endian 64-bit
else if (const ELF64LEObjectFile *ELFObj = dyn_cast<ELF64LEObjectFile>(Obj))
else if (const auto *ELFObj = dyn_cast<ELF64LEObjectFile>(Obj))
printDynamicSection(ELFObj->getELFFile(), Obj->getFileName());
// Big-endian 64-bit
else if (const ELF64BEObjectFile *ELFObj = dyn_cast<ELF64BEObjectFile>(Obj))
else if (const auto *ELFObj = dyn_cast<ELF64BEObjectFile>(Obj))
printDynamicSection(ELFObj->getELFFile(), Obj->getFileName());
}