[PATCH] D17918: [ELF] - Issue an error if trying to link object that uses splitstacks.

[George Rimar via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL263039: [ELF] - Issue an error if trying to link object that uses splitstacks. (authored by grimar).

Changed prior to commit:
  http://reviews.llvm.org/D17918?vs=50154&id=50155#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D17918

Files:
  lld/trunk/ELF/InputFiles.cpp
  lld/trunk/test/ELF/splitstacks.s

Index: lld/trunk/ELF/InputFiles.cpp
===================================================================
--- lld/trunk/ELF/InputFiles.cpp
+++ lld/trunk/ELF/InputFiles.cpp
@@ -245,6 +245,9 @@
   if (Name == ".note.GNU-stack")
     return InputSection<ELFT>::Discarded;
 
+  if (Name == ".note.GNU-split-stack")
+    error("Objects using splitstacks are not supported");
+
   // A MIPS object file has a special section that contains register
   // usage info, which needs to be handled by the linker specially.
   if (Config->EMachine == EM_MIPS && Name == ".reginfo") {
Index: lld/trunk/test/ELF/splitstacks.s
===================================================================
--- lld/trunk/test/ELF/splitstacks.s
+++ lld/trunk/test/ELF/splitstacks.s
@@ -0,0 +1,11 @@
+# REQUIRES: x86
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t1.o
+
+# RUN: not ld.lld %t1.o -o %t 2>&1 | FileCheck %s
+# CHECK: Objects using splitstacks are not supported
+
+.globl _start
+_start:
+ nop
+
+.section .note.GNU-split-stack,"", at progbits


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