[PATCH] D158582: [AMDGPU] Prepend --no-undefined option for linker instead of append

[Jacob Lambert via Phabricator via cfe-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG0661533e4168: [AMDGPU] Prepend --no-undefined option for linker instead of append (authored by lamb-j).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D158582/new/

https://reviews.llvm.org/D158582

Files:
  clang/lib/Driver/ToolChains/AMDGPU.cpp
  clang/test/Driver/amdgpu-toolchain-opencl.cl
  clang/test/Driver/amdgpu-toolchain.c


Index: clang/test/Driver/amdgpu-toolchain.c
===================================================================
--- clang/test/Driver/amdgpu-toolchain.c
+++ clang/test/Driver/amdgpu-toolchain.c
@@ -10,6 +10,14 @@
 
 // DWARF_VER: "-dwarf-version=5"
 
+// RUN: %clang -### --target=amdgcn--amdhsa -x assembler \
+// RUN:  -Wl,--unresolved-symbols=ignore-all %s 2>&1 | FileCheck -check-prefix=AS_LINK_UR %s
+// RUN: %clang -### --target=amdgcn--amdhsa -x assembler \
+// RUN:  -Xlinker --unresolved-symbols=ignore-all %s 2>&1 | FileCheck -check-prefix=AS_LINK_UR %s
+
+// AS_LINK_UR: "-cc1as"
+// AS_LINK_UR: ld.lld{{.*}} "--no-undefined"{{.*}} "--unresolved-symbols=ignore-all"
+
 // RUN: %clang -### --target=amdgcn-amd-amdhsa -mcpu=gfx906 -nogpulib \
 // RUN:   -L. -flto -fconvergent-functions %s 2>&1 | FileCheck -check-prefixes=LTO,MCPU %s
 // RUN: %clang -### --target=amdgcn-amd-amdhsa -mcpu=gfx906 -nogpulib \
Index: clang/test/Driver/amdgpu-toolchain-opencl.cl
===================================================================
--- clang/test/Driver/amdgpu-toolchain-opencl.cl
+++ clang/test/Driver/amdgpu-toolchain-opencl.cl
@@ -28,3 +28,7 @@
 
 // RUN: %clang -### --target=amdgcn-amd-amdhsa-opencl -x cl -mcpu=fiji -nogpulib %s 2>&1 | FileCheck -check-prefix=CHK-LINK %s
 // CHK-LINK: ld.lld{{.*}} "--no-undefined" "-shared"
+
+// RUN: %clang -### --target=amdgcn-amd-amdhsa-opencl -Wl,--unresolved-symbols=ignore-all -x cl -mcpu=fiji -nogpulib %s 2>&1 | FileCheck -check-prefix=CHK-LINK_UR %s
+// RUN: %clang -### --target=amdgcn-amd-amdhsa-opencl -Xlinker --unresolved-symbols=ignore-all -x cl -mcpu=fiji -nogpulib %s 2>&1 | FileCheck -check-prefix=CHK-LINK_UR %s
+// CHK-LINK_UR: ld.lld{{.*}} "--no-undefined"{{.*}} "--unresolved-symbols=ignore-all"
Index: clang/lib/Driver/ToolChains/AMDGPU.cpp
===================================================================
--- clang/lib/Driver/ToolChains/AMDGPU.cpp
+++ clang/lib/Driver/ToolChains/AMDGPU.cpp
@@ -551,6 +551,9 @@
 
   std::string Linker = getToolChain().GetProgramPath(getShortName());
   ArgStringList CmdArgs;
+  CmdArgs.push_back("--no-undefined");
+  CmdArgs.push_back("-shared");
+
   addLinkerCompressDebugSectionsOption(getToolChain(), Args, CmdArgs);
   Args.AddAllArgs(CmdArgs, options::OPT_L);
   AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs, JA);
@@ -560,8 +563,6 @@
   else if (Args.hasArg(options::OPT_mcpu_EQ))
     CmdArgs.push_back(Args.MakeArgString(
         "-plugin-opt=mcpu=" + Args.getLastArgValue(options::OPT_mcpu_EQ)));
-  CmdArgs.push_back("--no-undefined");
-  CmdArgs.push_back("-shared");
   CmdArgs.push_back("-o");
   CmdArgs.push_back(Output.getFilename());
   C.addCommand(std::make_unique<Command>(


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