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Work around for current cygwin32 build problems.

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2014-04-30  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        Work around for current cygwin32 build problems.
        * config/i386/cygming-crtbegin.c (__register_frame_info,
        __deregister_frame_info, _Jv_RegisterClasses): Compile weak default
        functions only for 64-bit systems.

From-SVN: r209942
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Bernd Edlinger 2014-04-30 16:53:51 +00:00 committed by Bernd Edlinger
parent 90cbaa2978
commit e3fe9b5b5a
2 changed files with 15 additions and 0 deletions
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7
libgcc/ChangeLog
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@ -1,3 +1,10 @@
2014-04-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
Work around for current cygwin32 build problems.
* config/i386/cygming-crtbegin.c (__register_frame_info,
__deregister_frame_info, _Jv_RegisterClasses): Compile weak default
functions only for 64-bit systems.
2014-04-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]

8
libgcc/config/i386/cygming-crtbegin.c
View File

@ -54,6 +54,11 @@ extern void __register_frame_info (__attribute__((unused)) const void *,
TARGET_ATTRIBUTE_WEAK;
extern void *__deregister_frame_info (__attribute__((unused)) const void *)
TARGET_ATTRIBUTE_WEAK;
/* Work around for current cygwin32 build problems (Bug gas/16858).
Compile weak default functions only for 64-bit systems,
when absolutely necessary. */
#ifdef __x86_64__
TARGET_ATTRIBUTE_WEAK void
__register_frame_info (__attribute__((unused)) const void *p,
__attribute__((unused)) struct object *o)
@ -65,16 +70,19 @@ __deregister_frame_info (__attribute__((unused)) const void *p)
{
return (void*) 0;
}
#endif
#endif /* DWARF2_UNWIND_INFO */
#if TARGET_USE_JCR_SECTION
extern void _Jv_RegisterClasses (__attribute__((unused)) const void *)
TARGET_ATTRIBUTE_WEAK;
#ifdef __x86_64__
TARGET_ATTRIBUTE_WEAK void
_Jv_RegisterClasses (__attribute__((unused)) const void *p)
{
}
#endif
#endif /* TARGET_USE_JCR_SECTION */
#if defined(HAVE_LD_RO_RW_SECTION_MIXING)