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/* Copyright (C) 2000 Free Software Foundation, Inc. */
/* { dg-do preprocess } */
/* These now use "!=" rather than "<" to increase chance of failure. */
#if 16 * (1) + 4 != 20
#error /* { dg-bogus "error" "with paren" } */
#endif
#if 16 * 1 + 4 != 20
#error /* { dg-bogus "error" "without paren" } */
#endif
#if () /* { dg-error "expression between" "empty paren" } */
#endif
#if (1) == 1
#error /* { dg-error "" "simple parens no. 1" } */
#endif
#if (2)
#error /* { dg-error "" "simple parens no. 2" } */
#endif
#if 3 == (3)
#error /* { dg-error "" "simple parens no. 3" } */
#endif
#if (((-1) + 8)) == ((+2) * ((3)) - -1)
#error /* { dg-error "" "nested parentheses" } */
#endif
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