[PATCH] D128554: [Driver][Minix] -r: imply -nostdlib like GCC

[Brad Smith via Phabricator via cfe-commits]

brad created this revision.
brad added a reviewer: MaskRay.
brad added a project: clang.
Herald added a subscriber: StephenFan.
Herald added a project: All.
brad requested review of this revision.

Similar to D116843 <https://reviews.llvm.org/D116843>.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D128554

Files:
  clang/lib/Driver/ToolChains/Minix.cpp
  clang/test/Driver/minix.c


Index: clang/test/Driver/minix.c
===================================================================
--- /dev/null
+++ clang/test/Driver/minix.c
@@ -0,0 +1,6 @@
+// -r suppresses default -l and crt*.o like -nostdlib.
+// RUN: %clang -### %s --target=i386-unknown-minix -r 2>&1 \
+// RUN:   | FileCheck %s --check-prefix=CHECK-RELOCATABLE
+// CHECK-RELOCATABLE:     "-r"
+// CHECK-RELOCATABLE-NOT: "-l
+// CHECK-RELOCATABLE-NOT: /crt{{[^.]+}}.o
Index: clang/lib/Driver/ToolChains/Minix.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Minix.cpp
+++ clang/lib/Driver/ToolChains/Minix.cpp
@@ -56,7 +56,8 @@
     assert(Output.isNothing() && "Invalid output.");
   }
 
-  if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
+  if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles,
+                   options::OPT_r)) {
     CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crt1.o")));
     CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crti.o")));
     CmdArgs.push_back(
@@ -71,7 +72,8 @@
 
   getToolChain().addProfileRTLibs(Args, CmdArgs);
 
-  if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {
+  if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs,
+                   options::OPT_r)) {
     if (D.CCCIsCXX()) {
       if (getToolChain().ShouldLinkCXXStdlib(Args))
         getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs);
@@ -79,7 +81,8 @@
     }
   }
 
-  if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
+  if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles,
+                   options::OPT_r)) {
     if (Args.hasArg(options::OPT_pthread))
       CmdArgs.push_back("-lpthread");
     CmdArgs.push_back("-lc");


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