diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/c99-const-expr-13.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/c99-const-expr-13.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/c99-const-expr-13.c b/gcc-4.9/gcc/testsuite/gcc.dg/c99-const-expr-13.c new file mode 100644 index 000000000..0ee525bec --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/c99-const-expr-13.c @@ -0,0 +1,15 @@ +/* Test for constant expressions: VLA size constraints with + -frounding-math. */ +/* Origin: Joseph Myers <joseph@codesourcery.com> */ +/* { dg-do compile } */ +/* { dg-options "-std=iso9899:1999 -pedantic-errors -frounding-math" } */ + +void +f (void) +{ + /* With -frounding-math, presume that floating-point expressions + that may depend on the rounding mode do not count as arithmetic + constant expressions, and so arrays involving such expressions in + their sizes do not have the size checked for being negative. */ + int a1[(int)(-5.0/3.0)]; +} |