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re PR target/45206 (ICE on __builtin_eh_return at -Os) 

PR target/45206
	* config/i386/i386.c (ix86_expand_epilogue): Mark SP valid after
	eh_return fixup sequence.

testsuite/ChangeLog:

	PR target/45206
	* gcc.target/i386/pr45206.c: New test.

From-SVN: r163955
This commit is contained in:
Uros Bizjak 2010-09-07 17:38:59 +02:00
parent 9407158dbc
commit d341a5d090
4 changed files with 29 additions and 2 deletions
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9
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2010-09-07 Uros Bizjak <ubizjak@gmail.com>
PR target/45206
* config/i386/i386.c (ix86_expand_epilogue): Mark SP as valid after
eh_return fixup sequence.
2010-09-07 Jan Hubicka <jh@suse.cz>
* gimple.c (maybe_fold_reference): Verify that operand is
@ -19,8 +25,7 @@
2010-09-07 Richard Guenther <rguenther@suse.de>
* tree-pretty-print.c (dump_generic_node): Dump void types
as void.
* tree-pretty-print.c (dump_generic_node): Dump void types as void.
2010-09-07 Bernd Schmidt <bernds@codesourcery.com>

1
gcc/config/i386/i386.c
View File

@ -10118,6 +10118,7 @@ ix86_expand_epilogue (int style)
}
}
m->fs.sp_offset = UNITS_PER_WORD;
m->fs.sp_valid = true;
}
}
else

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2010-09-07 Uros Bizjak <ubizjak@gmail.com>
PR target/45206
* gcc.target/i386/pr45206.c: New test.
2010-09-07 Hans-Peter Nilsson <hp@axis.com>
PR fortran/45505

16
gcc/testsuite/gcc.target/i386/pr45206.c Normal file
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@ -0,0 +1,16 @@
/* { dg-do compile } */
/* { dg-options "-Os -fno-omit-frame-pointer" } */
struct _Unwind_Context { void *ra; };
long uw_install_context_1 (struct _Unwind_Context *, struct _Unwind_Context *);
void _Unwind_RaiseException(void)
{
struct _Unwind_Context this_context, cur_context;
long offset = uw_install_context_1 (&this_context, &cur_context);
void *handler = __builtin_frob_return_addr ((&cur_context)->ra);
__builtin_eh_return (offset, handler);
}