Merge from branches/gcc-4_8-branch up to rev 207411.
[official-gcc.git] / gcc-4_8-branch / gcc / testsuite / g++.dg / tree-ssa / pointer-reference-alias.C
blob777656d599d74b99a7ad7c4827e26ecbb6bbe121
1 /* { dg-do compile } */
2 /* { dg-options "-O1 -fdump-tree-optimized" } */
4 int f(int *a)
6   int &b = *a;
7   b = 0;
8   return *a;
11 /* There should be only one dereferencing of a. */
12 /* { dg-final { scan-tree-dump-times "\\*a" 1 "optimized" } } */
13 /* { dg-final { cleanup-tree-dump "optimized" } } */