https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56337
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |ASSIGNED
Component|middle-end |target
--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
The problem is in the x86_64 backend. It uses int align when it should have
been unsigned align.
I have a patch:
diff --git a/gcc/config/i386/i386-protos.h b/gcc/config/i386/i386-protos.h
index 51376fcc454..d8dac87c61b 100644
--- a/gcc/config/i386/i386-protos.h
+++ b/gcc/config/i386/i386-protos.h
@@ -325,9 +325,9 @@ struct ix86_address
extern int ix86_decompose_address (rtx, struct ix86_address *);
extern int memory_address_length (rtx, bool);
extern void x86_output_aligned_bss (FILE *, tree, const char *,
- unsigned HOST_WIDE_INT, int);
+ unsigned HOST_WIDE_INT, unsigned);
extern void x86_elf_aligned_decl_common (FILE *, tree, const char *,
- unsigned HOST_WIDE_INT, int);
+ unsigned HOST_WIDE_INT, unsigned);
#ifdef RTX_CODE
extern void ix86_fp_comparison_codes (enum rtx_code code, enum rtx_code *,
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index ff96134fb37..ad5717b3c57 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -837,7 +837,7 @@ x86_64_elf_unique_section (tree decl, int reloc)
void
x86_elf_aligned_decl_common (FILE *file, tree decl,
const char *name, unsigned HOST_WIDE_INT size,
- int align)
+ unsigned align)
{
if ((ix86_cmodel == CM_MEDIUM || ix86_cmodel == CM_MEDIUM_PIC)
&& size > (unsigned int)ix86_section_threshold)
@@ -858,7 +858,7 @@ x86_elf_aligned_decl_common (FILE *file, tree decl,
void
x86_output_aligned_bss (FILE *file, tree decl, const char *name,
- unsigned HOST_WIDE_INT size, int align)
+ unsigned HOST_WIDE_INT size, unsigned align)
{
if ((ix86_cmodel == CM_MEDIUM || ix86_cmodel == CM_MEDIUM_PIC)
&& size > (unsigned int)ix86_section_threshold)
