[Bug c/46859] New: Attribute depends on location

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46859

           Summary: Attribute depends on location
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: hjl.to...@gmail.com


foo2 in this test isn't aligned:

[...@gnu-6 pages-1]$ cat a.c
 __attribute__((aligned(4096))) 
int *
foo1 ()
{
  return 0;
}

int *
 __attribute__((aligned(4096))) 
foo2 ()
{
  return 0;
}

 __attribute__((aligned(4096))) 
int
foo3 ()
{
  return 0;
}

int
 __attribute__((aligned(4096))) 
foo4 ()
{
  return 0;
}
[...@gnu-6 pages-1]$ gcc -S -O2 a.c
[...@gnu-6 pages-1]$ cat a.s
    .file    "a.c"
    .text
    .align 4096
.globl foo1
    .type    foo1, @function
foo1:
.LFB0:
    .cfi_startproc
    xorl    %eax, %eax
    ret
    .cfi_endproc
.LFE0:
    .size    foo1, .-foo1
    .p2align 4,,15
.globl foo2
    .type    foo2, @function
foo2:
.LFB1:
    .cfi_startproc
    xorl    %eax, %eax
    ret
    .cfi_endproc
.LFE1:
    .size    foo2, .-foo2
    .align 4096
.globl foo3
    .type    foo3, @function
foo3:
.LFB2:
    .cfi_startproc
    xorl    %eax, %eax
    ret
    .cfi_endproc
.LFE2:
    .size    foo3, .-foo3
    .align 4096
.globl foo4
    .type    foo4, @function
foo4:
.LFB3:
    .cfi_startproc
    xorl    %eax, %eax
    ret
    .cfi_endproc
.LFE3:
    .size    foo4, .-foo4