w32: Fix configure test for -march=i486

The latest version of MinGW needs a test for __sync_val_compare_and_swap to fix a missing symbol linker error. Reported-by: Igor Mitsyanko <i.mitsyanko@gmail.com> Signed-off-by: Stefan Weil <sw@weilnetz.de> Message-id: 1368301619-32097-2-git-send-email-sw@weilnetz.de Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
2013-05-11 21:46:58 +02:00 · 2013-05-11 21:46:58 +02:00 · 1405b6290f
commit 1405b6290f
parent 2d16c8e988
1 changed files with 1 additions and 0 deletions
--- a/1
+++ b/1
@ -1346,6 +1346,7 @@ static int sfaa(int *ptr)
 int main(void)
 {
  int val = 42;
+  val = __sync_val_compare_and_swap(&val, 0, 1);
  sfaa(&val);
  return val;
 }