[PATCH] D16264: For FreeBSD, use _p variants of libraries for linking C++ programs

[Dimitry Andric via cfe-commits]

dim updated this revision to Diff 47913.
dim added a comment.

Add checks for -lm and -lm_p, when profiling is on.


http://reviews.llvm.org/D16264

Files:
  lib/Driver/ToolChains.cpp
  lib/Driver/ToolChains.h
  test/Driver/freebsd.cpp

Index: test/Driver/freebsd.cpp
===================================================================
--- test/Driver/freebsd.cpp
+++ test/Driver/freebsd.cpp
@@ -2,5 +2,12 @@
 // RUN:   | FileCheck --check-prefix=CHECK-TEN %s
 // RUN: %clangxx %s -### -o %t.o -target amd64-unknown-freebsd9.2 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-NINE %s
-// CHECK-TEN: -lc++
-// CHECK-NINE: -lstdc++
+// CHECK-TEN: "-lc++" "-lm"
+// CHECK-NINE: "-lstdc++" "-lm"
+
+// RUN: %clangxx %s -### -pg -o %t.o -target amd64-unknown-freebsd10.0 2>&1 \
+// RUN:   | FileCheck --check-prefix=CHECK-PG-TEN %s
+// RUN: %clangxx %s -### -pg -o %t.o -target amd64-unknown-freebsd9.2 2>&1 \
+// RUN:   | FileCheck --check-prefix=CHECK-PG-NINE %s
+// CHECK-PG-TEN: "-lc++_p" "-lm_p"
+// CHECK-PG-NINE: "-lstdc++_p" "-lm_p"
Index: lib/Driver/ToolChains.h
===================================================================
--- lib/Driver/ToolChains.h
+++ lib/Driver/ToolChains.h
@@ -728,6 +728,8 @@
   void AddClangCXXStdlibIncludeArgs(
       const llvm::opt::ArgList &DriverArgs,
       llvm::opt::ArgStringList &CC1Args) const override;
+  void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
+                           llvm::opt::ArgStringList &CmdArgs) const override;
 
   bool UseSjLjExceptions(const llvm::opt::ArgList &Args) const override;
   bool isPIEDefault() const override;
Index: lib/Driver/ToolChains.cpp
===================================================================
--- lib/Driver/ToolChains.cpp
+++ lib/Driver/ToolChains.cpp
@@ -3128,6 +3128,22 @@
   }
 }
 
+void FreeBSD::AddCXXStdlibLibArgs(const ArgList &Args,
+                                  ArgStringList &CmdArgs) const {
+  CXXStdlibType Type = GetCXXStdlibType(Args);
+  bool Profiling = Args.hasArg(options::OPT_pg);
+
+  switch (Type) {
+  case ToolChain::CST_Libcxx:
+    CmdArgs.push_back(Profiling ? "-lc++_p" : "-lc++");
+    break;
+
+  case ToolChain::CST_Libstdcxx:
+    CmdArgs.push_back(Profiling ? "-lstdc++_p" : "-lstdc++");
+    break;
+  }
+}
+
 Tool *FreeBSD::buildAssembler() const {
   return new tools::freebsd::Assembler(*this);
 }


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