[Bug ld/16821] x86_64 PE/COFF: ld truncates addresses of symbols from linker scripts to 32 bit

[asmwarrior at gmail dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=16821



asmwarrior  changed:



   What|Removed |Added



 CC||asmwarrior at gmail dot com



--- Comment #8 from asmwarrior  ---

(In reply to Eric Botcazou from comment #7)

> This doesn't compile on 32-bit hosts:

> 

> peigen.c: In function ‘abs_finder’:

> peigen.c:215:3: error: left shift count >= width of type [-Werror]



I got the same build error on MinGW 32-bit hosts, the patch below fixes the

build failure.



Yuanhui Zhang





 bfd/peXXigen.c | 2 +-

 1 file changed, 1 insertion(+), 1 deletion(-)



diff --git a/bfd/peXXigen.c b/bfd/peXXigen.c

index 36d90cc..6d80f96 100644

--- a/bfd/peXXigen.c

+++ b/bfd/peXXigen.c

@@ -212,7 +212,7 @@ abs_finder (bfd * abfd ATTRIBUTE_UNUSED, asection * sec,

void * data)

 {

   bfd_vma abs_val = * (bfd_vma *) data;



-  return (sec->vma <= abs_val) && ((sec->vma + (1L << 32)) > abs_val);

+  return (sec->vma <= abs_val) && ((sec->vma + (1LL << 32)) > abs_val);

 }



 unsigned int



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[Bug binutils/14289] bfd_pef_xlib_read_header reads beyond array bounds

[asmwarrior at gmail dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=14289

--- Comment #5 from asmwarrior  ---
Hi, Nick, thanks. 
BTW: Is it possible to use my real name instead of the nick name in the change
log message? My real name is Yuanhui Zhang. My nick name is Asmwarrior.

Thanks.

Yuanhui Zhang

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[Bug binutils/14289] bfd_pef_xlib_read_header overwrites stack memory

[asmwarrior at gmail dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=14289

--- Comment #2 from asmwarrior  ---
Is this the patch to fix this issue?

diff --git a/bfd/pef.c b/bfd/pef.c
index 6c52e0f..64925e5 100644
--- a/bfd/pef.c
+++ b/bfd/pef.c
@@ -1065,11 +1065,11 @@ const bfd_target pef_vec =
 static int
 bfd_pef_xlib_read_header (bfd *abfd, bfd_pef_xlib_header *header)
 {
-  unsigned char buf[76];
+  unsigned char buf[80];

   bfd_seek (abfd, 0, SEEK_SET);

-  if (bfd_bread ((void *) buf, 76, abfd) != 76)
+  if (bfd_bread ((void *) buf, 80, abfd) != 80)
 return -1;

   header->tag1 = bfd_getb32 (buf);

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[Bug ld/11539] ld --gc-sections should work for PE-COFF on MinGW

[asmwarrior at gmail dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=11539

asmwarrior  changed:

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 CC||asmwarrior at gmail dot com

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[Bug binutils/14289] bfd_pef_xlib_read_header overwrites stack memory

[asmwarrior at gmail dot com]

http://sourceware.org/bugzilla/show_bug.cgi?id=14289

asmwarrior  changed:

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 CC||asmwarrior at gmail dot com

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