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| author | Tom de Vries <tom@codesourcery.com> | 2013-01-11 23:39:18 +0000 |
|---|---|---|
| committer | Tom de Vries <tom@codesourcery.com> | 2013-01-11 23:39:18 +0000 |
| commit | f8a0b9eb29311406469051e1b83e6ee0047523fb (patch) | |
| tree | 1fdf08f2f933824ff175899cf21422b4eb74a5e6 /gcc/calls.c | |
| parent | 41051869cd1ca1e05fa9cace000fa4e72d3ad0eb (diff) | |
2013-01-12 Tom de Vries <tom@codesourcery.com>
PR middle-end/55890
* calls.c (expand_call): Check if arg_nr is valid.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@195119 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/calls.c')
| -rw-r--r-- | gcc/calls.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/calls.c b/gcc/calls.c index 94628afd1e8..dd034b40099 100644 --- a/gcc/calls.c +++ b/gcc/calls.c @@ -3134,7 +3134,9 @@ expand_call (tree exp, rtx target, int ignore) int arg_nr = return_flags & ERF_RETURN_ARG_MASK; if (PUSH_ARGS_REVERSED) arg_nr = num_actuals - arg_nr - 1; - if (args[arg_nr].reg + if (arg_nr >= 0 + && arg_nr < num_actuals + && args[arg_nr].reg && valreg && REG_P (valreg) && GET_MODE (args[arg_nr].reg) == GET_MODE (valreg)) |