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author | Reid Kleckner <reid@kleckner.net> | 2014-06-26 01:08:54 +0000 |
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committer | Reid Kleckner <reid@kleckner.net> | 2014-06-26 01:08:54 +0000 |
commit | 5937825128564ab750d20467a91d6776afe8cc73 (patch) | |
tree | 1aaf4c170457b1eff12732c42a40dbb8f50f8dbf | |
parent | 0dfafa59cace8b477d3ae3ab89f2e662fea0954c (diff) | |
download | clang-5937825128564ab750d20467a91d6776afe8cc73.tar.gz clang-5937825128564ab750d20467a91d6776afe8cc73.tar.bz2 clang-5937825128564ab750d20467a91d6776afe8cc73.tar.xz |
Forward -u to the linker on gnutools toolchains
Summary:
The BSDs and Darwin all forward the whole 'u' group, but gcc only
forwards -u so far as I can tell. I only forward -u, since that's a
minimal change, and many people object to magically recognizing and
forwarding linker arguments.
Reviewers: chandlerc, joerg
Subscribers: cfe-commits
Differential Revision: http://reviews.llvm.org/D4304
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@211756 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r-- | lib/Driver/Tools.cpp | 1 | ||||
-rw-r--r-- | test/Driver/linux-ld.c | 6 |
2 files changed, 7 insertions, 0 deletions
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp index f652fadf0f..1f89d39f0d 100644 --- a/lib/Driver/Tools.cpp +++ b/lib/Driver/Tools.cpp @@ -7158,6 +7158,7 @@ void gnutools::Link::ConstructJob(Compilation &C, const JobAction &JA, } Args.AddAllArgs(CmdArgs, options::OPT_L); + Args.AddAllArgs(CmdArgs, options::OPT_u); const ToolChain::path_list Paths = ToolChain.getFilePaths(); diff --git a/test/Driver/linux-ld.c b/test/Driver/linux-ld.c index c476ec24f9..6cc143f2c2 100644 --- a/test/Driver/linux-ld.c +++ b/test/Driver/linux-ld.c @@ -1119,3 +1119,9 @@ // RUN: --sysroot=%S/Inputs/basic_linux_tree 2>& 1 \ // RUN: | FileCheck --check-prefix=CHECK-PG %s // CHECK-PG: gcrt1.o + +// GCC forwards -u to the linker. +// RUN: %clang -u asdf --target=x86_64-unknown-linux -### %s \ +// RUN: --sysroot=%S/Inputs/basic_linux_tree 2>& 1 \ +// RUN: | FileCheck --check-prefix=CHECK-u %s +// CHECK-u: "-u" "asdf" |