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-rw-r--r--gcc/expr.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/gcc/expr.c b/gcc/expr.c
index 7d7f92dab30..edbdc2c1806 100644
--- a/gcc/expr.c
+++ b/gcc/expr.c
@@ -6618,9 +6618,16 @@ expand_expr (exp, target, tmode, modifier)
else if (TREE_CODE (init) == STRING_CST
&& 0 > compare_tree_int (index,
TREE_STRING_LENGTH (init)))
- return (GEN_INT
- (TREE_STRING_POINTER
- (init)[TREE_INT_CST_LOW (index)]));
+ {
+ tree type = TREE_TYPE (TREE_TYPE (init));
+ enum machine_mode mode = TYPE_MODE (type);
+
+ if (GET_MODE_CLASS (mode) == MODE_INT
+ && GET_MODE_SIZE (mode) == 1)
+ return (GEN_INT
+ (TREE_STRING_POINTER
+ (init)[TREE_INT_CST_LOW (index)]));
+ }
}
}
}