From c79ecdd87660f04c112cd271c1725540bbbcfc9b Mon Sep 17 00:00:00 2001
From: Rui Ueyama <ruiu@google.com>
Date: Fri, 30 Sep 2016 22:01:25 +0000
Subject: [PATCH] Use StringSwtich::Cases for multiple choices.

llvm-svn: 282964
---
 lld/COFF/DriverUtils.cpp | 6 ++----
 lld/COFF/Writer.cpp      | 5 +----
 lld/ELF/Driver.cpp       | 6 ++----
 3 files changed, 5 insertions(+), 12 deletions(-)

diff --git a/lld/COFF/DriverUtils.cpp b/lld/COFF/DriverUtils.cpp
index e9a7267..7035aeb 100644
--- a/lld/COFF/DriverUtils.cpp
+++ b/lld/COFF/DriverUtils.cpp
@@ -75,10 +75,8 @@ private:
 // Returns /machine's value.
 MachineTypes getMachineType(StringRef S) {
   MachineTypes MT = StringSwitch<MachineTypes>(S.lower())
-                        .Case("x64", AMD64)
-                        .Case("amd64", AMD64)
-                        .Case("x86", I386)
-                        .Case("i386", I386)
+                        .Cases("x64", "amd64", AMD64)
+                        .Cases("x86", "i386", I386)
                         .Case("arm", ARMNT)
                         .Default(IMAGE_FILE_MACHINE_UNKNOWN);
   if (MT != IMAGE_FILE_MACHINE_UNKNOWN)
diff --git a/lld/COFF/Writer.cpp b/lld/COFF/Writer.cpp
index 2be922c..2b02041 100644
--- a/lld/COFF/Writer.cpp
+++ b/lld/COFF/Writer.cpp
@@ -852,10 +852,7 @@ OutputSection *Writer::createSection(StringRef Name) {
   uint32_t Perms = StringSwitch<uint32_t>(Name)
                        .Case(".bss", BSS | R | W)
                        .Case(".data", DATA | R | W)
-                       .Case(".didat", DATA | R)
-                       .Case(".edata", DATA | R)
-                       .Case(".idata", DATA | R)
-                       .Case(".rdata", DATA | R)
+                       .Cases(".didat", ".edata", ".idata", ".rdata", DATA | R)
                        .Case(".reloc", DATA | DISCARDABLE | R)
                        .Case(".text", CODE | R | X)
                        .Default(0);
diff --git a/lld/ELF/Driver.cpp b/lld/ELF/Driver.cpp
index 6460e49..2062872 100644
--- a/lld/ELF/Driver.cpp
+++ b/lld/ELF/Driver.cpp
@@ -62,8 +62,7 @@ static std::pair<ELFKind, uint16_t> parseEmulation(StringRef Emul) {
 
   std::pair<ELFKind, uint16_t> Ret =
       StringSwitch<std::pair<ELFKind, uint16_t>>(S)
-          .Case("aarch64elf", {ELF64LEKind, EM_AARCH64})
-          .Case("aarch64linux", {ELF64LEKind, EM_AARCH64})
+          .Cases("aarch64elf", "aarch64linux", {ELF64LEKind, EM_AARCH64})
           .Case("armelf_linux_eabi", {ELF32LEKind, EM_ARM})
           .Case("elf32_x86_64", {ELF32LEKind, EM_X86_64})
           .Case("elf32btsmip", {ELF32BEKind, EM_MIPS})
@@ -72,10 +71,9 @@ static std::pair<ELFKind, uint16_t> parseEmulation(StringRef Emul) {
           .Case("elf64btsmip", {ELF64BEKind, EM_MIPS})
           .Case("elf64ltsmip", {ELF64LEKind, EM_MIPS})
           .Case("elf64ppc", {ELF64BEKind, EM_PPC64})
-          .Case("elf_amd64", {ELF64LEKind, EM_X86_64})
+          .Cases("elf_amd64", "elf_x86_64", {ELF64LEKind, EM_X86_64})
           .Case("elf_i386", {ELF32LEKind, EM_386})
           .Case("elf_iamcu", {ELF32LEKind, EM_IAMCU})
-          .Case("elf_x86_64", {ELF64LEKind, EM_X86_64})
           .Default({ELFNoneKind, EM_NONE});
 
   if (Ret.first == ELFNoneKind) {
-- 
2.7.4