From d341a5d09057127a50c916b8708d4aa7d1f74ec8 Mon Sep 17 00:00:00 2001 From: Uros Bizjak Date: Tue, 7 Sep 2010 17:38:59 +0200 Subject: [PATCH] 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 --- gcc/ChangeLog | 9 +++++++-- gcc/config/i386/i386.c | 1 + gcc/testsuite/ChangeLog | 5 +++++ gcc/testsuite/gcc.target/i386/pr45206.c | 16 ++++++++++++++++ 4 files changed, 29 insertions(+), 2 deletions(-) create mode 100644 gcc/testsuite/gcc.target/i386/pr45206.c diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 85ea9d492aa..97f24154b5d 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2010-09-07 Uros Bizjak + + PR target/45206 + * config/i386/i386.c (ix86_expand_epilogue): Mark SP as valid after + eh_return fixup sequence. + 2010-09-07 Jan Hubicka * gimple.c (maybe_fold_reference): Verify that operand is @@ -19,8 +25,7 @@ 2010-09-07 Richard Guenther - * 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 diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index fac660b632e..6c131a1f67e 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -10118,6 +10118,7 @@ ix86_expand_epilogue (int style) } } m->fs.sp_offset = UNITS_PER_WORD; + m->fs.sp_valid = true; } } else diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index b2f4abad37e..2a4496dcece 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2010-09-07 Uros Bizjak + + PR target/45206 + * gcc.target/i386/pr45206.c: New test. + 2010-09-07 Hans-Peter Nilsson PR fortran/45505 diff --git a/gcc/testsuite/gcc.target/i386/pr45206.c b/gcc/testsuite/gcc.target/i386/pr45206.c new file mode 100644 index 00000000000..7dd4bd263dc --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr45206.c @@ -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); +} + -- 2.30.2