[PATCH] D117388: [Driver][FreeBSD] -r: imply -nostdlib like GCC

[Fangrui Song via Phabricator via cfe-commits]

MaskRay created this revision.
MaskRay added a reviewer: dim.
Herald added a subscriber: emaste.
MaskRay requested review of this revision.
Herald added a project: clang.
Herald added a subscriber: cfe-commits.

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


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D117388

Files:
  clang/lib/Driver/ToolChains/FreeBSD.cpp
  clang/test/Driver/freebsd.c


Index: clang/test/Driver/freebsd.c
===================================================================
--- clang/test/Driver/freebsd.c
+++ clang/test/Driver/freebsd.c
@@ -205,3 +205,9 @@
 // RUN: %clang -target ppc64-unknown-freebsd13.0 -### -S %s 2>&1 | \
 // RUN: FileCheck -check-prefix=PPC64-MUNWIND %s
 // PPC64-MUNWIND: "-funwind-tables=2"
+
+// RUN: %clang -### %s --target=aarch64-pc-freebsd11 -r \
+// RUN:   --sysroot=%S/Inputs/basic_freebsd64_tree 2>&1 | FileCheck %s --check-prefix=RELOCATABLE
+// RELOCATABLE:     "-r"
+// RELOCATABLE-NOT: "-l
+// RELOCATABLE-NOT: crt{{[^.]+}}.o
Index: clang/lib/Driver/ToolChains/FreeBSD.cpp
===================================================================
--- clang/lib/Driver/ToolChains/FreeBSD.cpp
+++ clang/lib/Driver/ToolChains/FreeBSD.cpp
@@ -247,7 +247,8 @@
     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)) {
     const char *crt1 = nullptr;
     if (!Args.hasArg(options::OPT_shared)) {
       if (Args.hasArg(options::OPT_pg))
@@ -295,7 +296,8 @@
 
   unsigned Major = ToolChain.getTriple().getOSMajorVersion();
   bool Profiling = Args.hasArg(options::OPT_pg) && Major != 0 && Major < 14;
-  if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {
+  if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs,
+                   options::OPT_r)) {
     // Use the static OpenMP runtime with -static-openmp
     bool StaticOpenMP = Args.hasArg(options::OPT_static_openmp) &&
                         !Args.hasArg(options::OPT_static);
@@ -358,7 +360,8 @@
     }
   }
 
-  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_shared) || IsPIE)
       CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtendS.o")));
     else


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