Files
clang-p2996/lld/test/ELF/linkerscript/empty-load.s
Eugene Leviant cd8eaf891a [ELF] Don't emit empty PT_LOAD segment
Sometimes the very first PT_LOAD segment, created by lld, can be empty. 
This happens when (all conditions met):

- Linker script is used
- First section in ELF image is not RO
- Not enough space for program headers.

Differential revision: https://reviews.llvm.org/D25330

llvm-svn: 283760
2016-10-10 15:09:44 +00:00

23 lines
683 B
ArmAsm

# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
# RUN: echo "SECTIONS { .rw : { *(.rw) } .text : { *(.text) } }" > %t.script
# RUN: ld.lld -o %t1 --script %t.script %t
# RUN: llvm-objdump -private-headers %t1 | FileCheck %s
## We expect 2 PT_LOAD segments
# CHECK: PHDR
# CHECK-NEXT: filesz {{0x[0-9a-f]+}} memsz {{0x[0-9a-f]+}} flags r--
# CHECK-NEXT: LOAD
# CHECK-NEXT: filesz {{0x[0-9a-f]+}} memsz {{0x[0-9a-f]+}} flags rw-
# CHECK-NEXT: LOAD
# CHECK-NEXT: filesz {{0x[0-9a-f]+}} memsz {{0x[0-9a-f]+}} flags r-x
# CHECK-NEXT: STACK
# CHECK-NEXT: filesz
.globl _start
_start:
jmp _start
.section .rw, "aw"
.quad 0