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comparison gcc/testsuite/gcc.dg/cpp/c99-if-comma-1.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900 (2017-10-27)
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68:561a7518be6b 111:04ced10e8804
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=iso9899:1999 -pedantic-errors" } */
6
7 #if (1, 2) /* { dg-error "comma" "evaluated comma" } */
8 #endif
9
10 #if 1 || (1, 2)
11 #endif