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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents 04ced10e8804
children
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/* Test for commas in constant expressions in #if: not permitted in C90
   but permitted in unevaluated subexpressions in C99.  */
/* Origin: Joseph Myers <jsm@polyomino.org.uk> */
/* { dg-do preprocess } */
/* { dg-options "-std=iso9899:1990 -pedantic-errors" } */

#if (1, 2) /* { dg-error "comma" "evaluated comma" } */
#endif

#if 1 || (1, 2) /* { dg-error "comma" "unevaluated comma" } */
#endif