Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/torture/c99-contract-1.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* Test floating-point contraction occurs only within source language expressions. */ /* { dg-do run } */ /* { dg-options "-std=c99 -pedantic-errors" } */ /* { dg-skip-if "ptx only loosely follows IEEE" { "nvptx-*-*" } } */ extern void abort (void); extern void exit (int); volatile float a = 1 + 0x1p-23f, b = 1 - 0x1p-23f, c = -1; int main (void) { float av = a, bv = b, cv = c; float p = av * bv; float r = p + cv; if (r == 0) exit (0); else abort (); }