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Add support for producing thin archives in llvm-lib.

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I will send an entry in docs/CommandGuide for review today.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@242533 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2015-07-17 16:01:11 +00:00
parent 96ac935e6d
commit f82375c972
3 changed files with 12 additions and 1 deletions
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2
lib/LibDriver/LibDriver.cpp
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@ -141,7 +141,7 @@ int llvm::libDriverMain(llvm::ArrayRef<const char*> ArgsArr) {
std::pair<StringRef, std::error_code> Result = std::pair<StringRef, std::error_code> Result =
llvm::writeArchive(getOutputPath(&Args, Members[0]), Members, llvm::writeArchive(getOutputPath(&Args, Members[0]), Members,
/*WriteSymtab=*/true, object::Archive::K_GNU, /*WriteSymtab=*/true, object::Archive::K_GNU,
/*Deterministic*/ true, /*Thin*/ false); /*Deterministic*/ true, Args.hasArg(OPT_llvmlibthin));
if (Result.second) { if (Result.second) {
if (Result.first.empty()) if (Result.first.empty())

2
lib/LibDriver/Options.td
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@ -12,6 +12,8 @@ class P<string name, string help> :
def libpath: P<"libpath", "Object file search path">; def libpath: P<"libpath", "Object file search path">;
def out : P<"out", "Path to file to write output">; def out : P<"out", "Path to file to write output">;
def llvmlibthin : F<"llvmlibthin">;
//============================================================================== //==============================================================================
// The flags below do nothing. They are defined only for lib.exe compatibility. // The flags below do nothing. They are defined only for lib.exe compatibility.
//============================================================================== //==============================================================================

9
test/LibDriver/thin.test Normal file
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@ -0,0 +1,9 @@
RUN: echo foo > %t
RUN: llvm-lib -out:%t.a %t
RUN: FileCheck --check-prefix=FAT %s < %t.a
FAT: !<arch>
RUN: llvm-lib -out:%t.thin.a -llvmlibthin %t
RUN: FileCheck --check-prefix=THIN %s < %t.thin.a
THIN: !<thin>