IVOPT performance tuning patch. The main problem is a variant of maximal weight
[official-gcc.git] / gcc / testsuite / gcc.dg / multiple-overflow-warn-1.c
blobbe7b3b85685d06baa47b45c4d7e1ca2ade5b5aad
1 /* PR c/19978 : Test for duplicated warnings (unary operators). */
2 /* { dg-do compile } */
3 /* { dg-options "-std=c99 -Woverflow" } */
5 #include <limits.h>
7 int
8 g (void)
10 return - - - - -INT_MIN; /* { dg-bogus "integer overflow in expression.*integer overflow in expression" } */
11 /* { dg-warning "integer overflow in expression" "" { target *-*-* } 10 } */