1/* Test for commas in constant expressions in #if: not permitted in C90 2 but permitted in unevaluated subexpressions in C99. */ 3/* Origin: Joseph Myers <jsm@polyomino.org.uk> */ 4/* { dg-do preprocess } */ 5/* { dg-options "-std=iso9899:1990 -pedantic-errors" } */ 6 7#if (1, 2) /* { dg-error "comma" "evaluated comma" } */ 8#endif 9 10#if 1 || (1, 2) /* { dg-error "comma" "unevaluated comma" } */ 11#endif 12