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riscv-gcc-1
Commit 489af5d1 by Richard Kenner
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(pointer_int_sum): Convert integer to both signedness and precision of 

sizetype.

From-SVN: r12291
parent 5e31e473
Showing with 4 additions and 2 deletions
gcc/c-typeck.c
......@@ -2649,8 +2649,10 @@ pointer_int_sum (resultcode, ptrop, intop)
/* Convert the integer argument to a type the same size as sizetype
so the multiply won't overflow spuriously. */
if (TYPE_PRECISION (TREE_TYPE (intop)) != TYPE_PRECISION (sizetype))
intop = convert (type_for_size (TYPE_PRECISION (sizetype), 0), intop);
if (TYPE_PRECISION (TREE_TYPE (intop)) != TYPE_PRECISION (sizetype)
|| TREE_UNSIGNED (TREE_TYPE (intop)) != TREE_UNSIGNED (sizetype))
intop = convert (type_for_size (TYPE_PRECISION (sizetype),
TREE_UNSIGNED (sizetype)), intop);
/* Replace the integer argument with a suitable product by the object size.
Do this multiplication as signed, then convert to the appropriate
......
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