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For split dwarf we should also run the objcopy action if we're 

just assembling a file and have passed the option.

llvm-svn: 179218
This commit is contained in:
Eric Christopher 2013-04-10 21:30:40 +00:00
parent f2d396439a
commit a75018aeba
2 changed files with 29 additions and 0 deletions
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8
clang/lib/Driver/Tools.cpp
View File

@ -3671,6 +3671,14 @@ void ClangAs::ConstructJob(Compilation &C, const JobAction &JA,
const char *Exec = getToolChain().getDriver().getClangProgramPath();
C.addCommand(new Command(JA, *this, Exec, CmdArgs));
// Handle the debug info splitting at object creation time if we're
// creating an object.
// TODO: Currently only works on linux with newer objcopy.
if (Args.hasArg(options::OPT_gsplit_dwarf) &&
(getToolChain().getTriple().getOS() == llvm::Triple::Linux))
SplitDebugInfo(getToolChain(), C, *this, JA, Args, Output,
SplitDebugName(Args, Inputs));
}
void gcc::Common::ConstructJob(Compilation &C, const JobAction &JA,

21
clang/test/Driver/split-debug.s Normal file
View File

@ -0,0 +1,21 @@
// Check that we split debug output properly
//
// REQUIRES: asserts
// RUN: %clang -target x86_64-unknown-linux-gnu -gsplit-dwarf -c -### %s 2> %t
// RUN: FileCheck -check-prefix=CHECK-ACTIONS < %t %s
//
// CHECK-ACTIONS: objcopy{{.*}}--extract-dwo{{.*}}"split-debug.dwo"
// CHECK-ACTIONS: objcopy{{.*}}--strip-dwo{{.*}}"split-debug.o"
// RUN: %clang -target x86_64-macosx -gsplit-dwarf -c -### %s 2> %t
// RUN: FileCheck -check-prefix=CHECK-NO-ACTIONS < %t %s
//
// CHECK-NO-ACTIONS-NOT: -split-dwarf
// RUN: %clang -target x86_64-unknown-linux-gnu -gsplit-dwarf -o Bad.x -### %s 2> %t
// RUN: FileCheck -check-prefix=CHECK-BAD < %t %s
//
// CHECK-BAD-NOT: "Bad.dwo"