r335890 - [Darwin] Remove _VPMergeHook from the auto-export list

[Vedant Kumar via cfe-commits]

Author: vedantk
Date: Thu Jun 28 10:53:35 2018
New Revision: 335890

URL: http://llvm.org/viewvc/llvm-project?rev=335890&view=rev
Log:
[Darwin] Remove _VPMergeHook from the auto-export list

Remove _VPMergeHook from Darwin's automatically-exported symbol list for
PGO. As of r328987 this symbol is no longer weak.

An integration test in compiler-rt will follow.

rdar://41470205

Modified:
    cfe/trunk/lib/Driver/ToolChains/Darwin.cpp
    cfe/trunk/test/Driver/darwin-ld.c

Modified: cfe/trunk/lib/Driver/ToolChains/Darwin.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/ToolChains/Darwin.cpp?rev=335890&r1=335889&r2=335890&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/ToolChains/Darwin.cpp (original)
+++ cfe/trunk/lib/Driver/ToolChains/Darwin.cpp Thu Jun 28 10:53:35 2018
@@ -1019,7 +1019,6 @@ void Darwin::addProfileRTLibs(const ArgL
   // runtime, automatically export symbols necessary to implement some of the
   // runtime's functionality.
   if (hasExportSymbolDirective(Args)) {
-    addExportedSymbol(CmdArgs, "_VPMergeHook");
     addExportedSymbol(CmdArgs, "___llvm_profile_filename");
     addExportedSymbol(CmdArgs, "___llvm_profile_raw_version");
     addExportedSymbol(CmdArgs, "_lprofCurFilename");

Modified: cfe/trunk/test/Driver/darwin-ld.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/darwin-ld.c?rev=335890&r1=335889&r2=335890&view=diff
==============================================================================
--- cfe/trunk/test/Driver/darwin-ld.c (original)
+++ cfe/trunk/test/Driver/darwin-ld.c Thu Jun 28 10:53:35 2018
@@ -366,7 +366,7 @@
 // RUN: FileCheck -check-prefix=PROFILE_EXPORT %s < %t.log
 // RUN: %clang -target x86_64-apple-darwin12 -fprofile-instr-generate -Xlinker -exported_symbols_list -Xlinker /dev/null -### %t.o 2> %t.log
 // RUN: FileCheck -check-prefix=PROFILE_EXPORT %s < %t.log
-// PROFILE_EXPORT: "-exported_symbol" "_VPMergeHook" "-exported_symbol" "___llvm_profile_filename" "-exported_symbol" "___llvm_profile_raw_version" "-exported_symbol" "_lprofCurFilename"
+// PROFILE_EXPORT: "-exported_symbol" "___llvm_profile_filename" "-exported_symbol" "___llvm_profile_raw_version" "-exported_symbol" "_lprofCurFilename"
 //
 // RUN: %clang -target x86_64-apple-darwin12 -fprofile-instr-generate -### %t.o 2> %t.log
 // RUN: FileCheck -check-prefix=NO_PROFILE_EXPORT %s < %t.log