[lld] r276630 - [ELF] Test case for correct input section order, when sections are listed in linker script

[Eugene Leviant via llvm-commits]

Author: evgeny777
Date: Mon Jul 25 05:59:20 2016
New Revision: 276630

URL: http://llvm.org/viewvc/llvm-project?rev=276630&view=rev
Log:
[ELF] Test case for correct input section order, when sections are listed in linker script

Added:
    lld/trunk/test/ELF/linkerscript/linkerscript-input-order.s

Added: lld/trunk/test/ELF/linkerscript/linkerscript-input-order.s
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/test/ELF/linkerscript/linkerscript-input-order.s?rev=276630&view=auto
==============================================================================
--- lld/trunk/test/ELF/linkerscript/linkerscript-input-order.s (added)
+++ lld/trunk/test/ELF/linkerscript/linkerscript-input-order.s Mon Jul 25 05:59:20 2016
@@ -0,0 +1,38 @@
+# REQUIRES: x86
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
+
+# This test case should place input sections in script order: 
+# .foo.1 .foo.2 .bar.1 .bar.2
+# RUN: echo "SECTIONS { . = 0x1000; .foo : {*(.foo.*) *(.bar.*)  } }" > %t.script
+# RUN: ld.lld -o %t1 --script %t.script %t
+# RUN: llvm-objdump -section=.foo -s %t1 | FileCheck --check-prefix=SCRIPT_ORDER %s
+# SCRIPT_ORDER: Contents of section .foo:
+# SCRIPT_ORDER-NEXT: 1000 00000000 00000000 ffffffff eeeeeeee
+
+# This test case should place input sections in native order:
+# .bar.1 .foo.1 .bar.2 .foo.2
+# RUN: echo "SECTIONS { . = 0x1000; .foo : {*(.foo.* .bar.*)} }" > %t.script
+# RUN: ld.lld -o %t1 --script %t.script %t
+# RUN: llvm-objdump -section=.foo -s %t1 | FileCheck --check-prefix=FILE_ORDER %s
+# FILE_ORDER: Contents of section .foo:
+# FILE_ORDER-NEXT: 1000 ffffffff 00000000 eeeeeeee 00000000
+
+.global _start
+_start:
+ nop
+
+.section .bar.1,"a"
+bar1:
+ .long 0xFFFFFFFF
+
+.section .foo.1,"a"
+foo1:
+ .long 0
+
+.section .bar.2,"a"
+bar2:
+ .long 0xEEEEEEEE
+
+.section .foo.2,"a"
+foo2:
+ .long 0