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(output_epilog): Don't crash if TYPE_SIZE of an arg is not set. 

From-SVN: r4614
This commit is contained in:
Richard Kenner 1993-05-31 21:45:53 -04:00
parent 433deffc3a
commit d49debfe04
1 changed files with 11 additions and 3 deletions
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14
gcc/config/romp/romp.c
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@ -1,5 +1,5 @@
/* Subroutines used for code generation on ROMP.
Copyright (C) 1990, 1991, 1992 Free Software Foundation, Inc.
Copyright (C) 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
Contributed by Richard Kenner (kenner@nyu.edu)
This file is part of GNU CC.
@ -1144,10 +1144,18 @@ output_epilog (file, size)
int nargs = 0; /* words of arguments */
tree argptr;
/* Compute the number of words of arguments. Since this is just for
the traceback table, we ignore arguments that don't have a size or
don't have a fixed size. */
for (argptr = DECL_ARGUMENTS (current_function_decl);
argptr; argptr = TREE_CHAIN (argptr))
nargs += ((TREE_INT_CST_LOW (TYPE_SIZE (TREE_TYPE (argptr)))
+ BITS_PER_WORD - 1) / BITS_PER_WORD);
{
int this_size = int_size_in_bytes (TREE_TYPE (argptr));
if (this_size > 0)
nargs += (this_size + UNITS_PER_WORD - 1) / UNITS_PER_WORD;
}
/* If the last insn was a BARRIER, we don't have to write anything except
the trace table. */