Mercurial > hg > CbC > CbC_gcc

view gcc/testsuite/gcc.dg/cpp/c90-if-comma-1.c @ 111:04ced10e8804

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900 (2017-10-27)
parents
children
line wrap: on
line source
/* 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