lld/test/ELF/linkerscript/memory-nonalloc.test

REQUIRES: x86

RUN: split-file %s %ts
RUN: llvm-mc -filetype=obj -triple=x86_64 %ts/s -o %t.o

## Check that a non-allocatable section is not assigned to a memory region by
## matching the section/region properties. Previously, that could lead to an
## "error: section '.nonalloc' will not fit in region 'RAM'".

RUN: ld.lld %t.o -T %ts/t --fatal-warnings -o /dev/null

## Check that an explicit assignment is ignored for a non-allocatable section.
## Previously, that also could lead to the same error.

RUN: ld.lld %t.o -T %ts/t2 -o /dev/null 2>&1 | FileCheck %s --check-prefix=WARN

WARN: warning: ignoring memory region assignment for non-allocatable section '.nonalloc'

#--- s
  .global _start
_start:

  ## Note: a "writable" section is used because lld does not fully support
  ## memory region attribute "r" at the moment.
  .section .nonalloc,"w"
  .zero 0x1000

#--- t
MEMORY
{
  RAM (rwx) : ORIGIN = 0x8000, LENGTH = 0x100
}

SECTIONS
{
  .nonalloc : { *(.nonalloc) }
}

#--- t2
MEMORY
{
  RAM (rwx) : ORIGIN = 0x8000, LENGTH = 0x100
}

SECTIONS
{
  .nonalloc : { *(.nonalloc) } > RAM
}