[lld] r282568 - [ELF] Ignore sections flagged with SHF_EXCLUDE

[Eugene Leviant via llvm-commits]

Author: evgeny777
Date: Wed Sep 28 03:42:02 2016
New Revision: 282568

URL: http://llvm.org/viewvc/llvm-project?rev=282568&view=rev
Log:
[ELF] Ignore sections flagged with SHF_EXCLUDE

Differential revision: https://reviews.llvm.org/D24966

Added:
    lld/trunk/test/ELF/exclude.s
Modified:
    lld/trunk/ELF/InputFiles.cpp

Modified: lld/trunk/ELF/InputFiles.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/ELF/InputFiles.cpp?rev=282568&r1=282567&r2=282568&view=diff
==============================================================================
--- lld/trunk/ELF/InputFiles.cpp (original)
+++ lld/trunk/ELF/InputFiles.cpp Wed Sep 28 03:42:02 2016
@@ -226,6 +226,11 @@ void elf::ObjectFile<ELFT>::initializeSe
     if (Sections[I] == &InputSection<ELFT>::Discarded)
       continue;
 
+    if (Sec.sh_flags & SHF_EXCLUDE) {
+      Sections[I] = &InputSection<ELFT>::Discarded;
+      continue;
+    }
+
     switch (Sec.sh_type) {
     case SHT_GROUP:
       Sections[I] = &InputSection<ELFT>::Discarded;

Added: lld/trunk/test/ELF/exclude.s
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/test/ELF/exclude.s?rev=282568&view=auto
==============================================================================
--- lld/trunk/test/ELF/exclude.s (added)
+++ lld/trunk/test/ELF/exclude.s Wed Sep 28 03:42:02 2016
@@ -0,0 +1,12 @@
+# REQUIRES: x86
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
+# RUN: ld.lld -o %t1 %t
+# RUN: llvm-objdump -section-headers %t1 | FileCheck %s
+# CHECK-NOT:      .aaa
+
+.globl _start
+_start:
+  jmp _start
+
+.section .aaa,"ae"
+ .quad 0