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| author | Richard Biener <rguenth@gcc.gnu.org> | 2012-05-07 12:59:05 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2012-05-07 12:59:05 +0000 |
| commit | fb7c3cc87eba34a30be959f8c202b174064686a1 (patch) | |
| tree | 5e462c295d8eed0f315faa926d6272ff53f3c01d /gcc | |
| parent | 75647adecab60e14e0d5473245c338ed2c3a846e (diff) | |
| download | gcc-fb7c3cc87eba34a30be959f8c202b174064686a1.zip gcc-fb7c3cc87eba34a30be959f8c202b174064686a1.tar.gz gcc-fb7c3cc87eba34a30be959f8c202b174064686a1.tar.bz2 | |
re PR lto/53195 (ICE seg fault in lto (in set_is_used (tp=Unhandled dwarf expression opcode 0xf3 ) at ../.././gcc/tree-flow-inline.h:567))
2012-05-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/53195
* tree-inline.c (setup_one_parameter): Properly add referenced
vars from the parameters new known value.
From-SVN: r187235
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 10 | ||||
| -rw-r--r-- | gcc/tree-inline.c | 11 |
2 files changed, 19 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a73b9e3..dd7073b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2012-05-07 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/53195 + * tree-inline.c (setup_one_parameter): Properly add referenced + vars from the parameters new known value. + 2012-05-07 Steven Bosscher <steven@gcc.gnu.org> * config/m68k/m68k.c (m68k_sched_branch_type): Remove. @@ -5,8 +11,8 @@ (m68k_sched_md_init_global): Don't allocate it. (m68k_sched_md_finish_global): Don't free it. * config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype. - * config/m68k/m68k.md: Set the type of insns using m68k_sched_branch_type - to bcc directly. + * config/m68k/m68k.md: Set the type of insns using + m68k_sched_branch_type to bcc directly. 2012-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> diff --git a/gcc/tree-inline.c b/gcc/tree-inline.c index ef03465..057087e 100644 --- a/gcc/tree-inline.c +++ b/gcc/tree-inline.c @@ -2608,6 +2608,17 @@ setup_one_parameter (copy_body_data *id, tree p, tree value, tree fn, /* Make gimplifier happy about this variable. */ DECL_SEEN_IN_BIND_EXPR_P (var) = 1; + /* We are eventually using the value - make sure all variables + referenced therein are properly recorded. */ + if (value + && gimple_in_ssa_p (cfun) + && TREE_CODE (value) == ADDR_EXPR) + { + tree base = get_base_address (TREE_OPERAND (value, 0)); + if (base && TREE_CODE (base) == VAR_DECL) + add_referenced_var (base); + } + /* If the parameter is never assigned to, has no SSA_NAMEs created, we would not need to create a new variable here at all, if it weren't for debug info. Still, we can just use the argument |