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Unloop a for-loop so that we can comment on each symbol. NFC.

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llvm-svn: 328736
This commit is contained in:
Rui Ueyama 2018-03-28 22:09:40 +00:00
parent 5a52011c41
commit 2ce7401505
1 changed files with 6 additions and 4 deletions
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10
lld/ELF/Writer.cpp
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@ -203,14 +203,16 @@ void elf::addReservedSymbols() {
// this symbol unconditionally even when using a linker script, which
// differs from the behavior implemented by GNU linker which only define
// this symbol if ELF headers are in the memory mapped segment.
addOptionalRegular("__ehdr_start", Out::ElfHeader, 0, STV_HIDDEN);
// __executable_start is not documented, but the expectation of at
// least the android libc is that it points to the elf header too.
// least the Android libc is that it points to the ELF header.
addOptionalRegular("__executable_start", Out::ElfHeader, 0, STV_HIDDEN);
// __dso_handle symbol is passed to cxa_finalize as a marker to identify
// each DSO. The address of the symbol doesn't matter as long as they are
// different in different DSOs, so we chose the start address of the DSO.
for (const char *Name :
{"__ehdr_start", "__executable_start", "__dso_handle"})
addOptionalRegular(Name, Out::ElfHeader, 0, STV_HIDDEN);
addOptionalRegular("__dso_handle", Out::ElfHeader, 0, STV_HIDDEN);
// If linker script do layout we do not need to create any standart symbols.
if (Script->HasSectionsCommand)