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(get_inner_reference): Don't look at flag_volatile. 

(expand_expr, case INDIRECT_REF, OFFSET_REF): Likewise.

From-SVN: r2973
This commit is contained in:
Richard Kenner 1992-12-28 06:09:13 -05:00
parent 3bed814135
commit f94cc92f8c
1 changed files with 2 additions and 5 deletions
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7
gcc/expr.c
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@ -2836,9 +2836,6 @@ get_inner_reference (exp, pbitsize, pbitpos, poffset, pmode, punsignedp, pvolati
while (1)
{
if (TREE_CODE (exp) == INDIRECT_REF && flag_volatile)
*pvolatilep = 1;
if (TREE_CODE (exp) == COMPONENT_REF || TREE_CODE (exp) == BIT_FIELD_REF)
{
tree pos = (TREE_CODE (exp) == COMPONENT_REF
@ -3676,7 +3673,7 @@ expand_expr (exp, target, tmode, modifier)
|| TREE_CODE (TREE_TYPE (exp2)) == RECORD_TYPE
|| TREE_CODE (TREE_TYPE (exp2)) == UNION_TYPE)))
MEM_IN_STRUCT_P (temp) = 1;
MEM_VOLATILE_P (temp) = TREE_THIS_VOLATILE (exp) || flag_volatile;
MEM_VOLATILE_P (temp) = TREE_THIS_VOLATILE (exp);
#if 0 /* It is incorrectto set RTX_UNCHANGING_P here, because the fact that
a location is accessed through a pointer to const does not mean
that the value there can never change. */
@ -3939,7 +3936,7 @@ expand_expr (exp, target, tmode, modifier)
op0 = expand_expr (addr, NULL_RTX, VOIDmode, EXPAND_SUM);
temp = gen_rtx (MEM, mode, memory_address (mode, op0));
MEM_IN_STRUCT_P (temp) = 1;
MEM_VOLATILE_P (temp) = TREE_THIS_VOLATILE (exp) || flag_volatile;
MEM_VOLATILE_P (temp) = TREE_THIS_VOLATILE (exp);
#if 0 /* It is incorrectto set RTX_UNCHANGING_P here, because the fact that
a location is accessed through a pointer to const does not mean
that the value there can never change. */