diff options
Diffstat (limited to 'gcc-4.7/gcc/testsuite/g++.dg')
-rw-r--r-- | gcc-4.7/gcc/testsuite/g++.dg/fstack-protector-strong.C | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/gcc-4.7/gcc/testsuite/g++.dg/fstack-protector-strong.C b/gcc-4.7/gcc/testsuite/g++.dg/fstack-protector-strong.C new file mode 100644 index 000000000..a4f0f8163 --- /dev/null +++ b/gcc-4.7/gcc/testsuite/g++.dg/fstack-protector-strong.C @@ -0,0 +1,35 @@ +/* Test that stack protection is done on chosen functions. */ + +/* { dg-do compile { target i?86-*-* x86_64-*-* } } */ +/* { dg-options "-O2 -fstack-protector-strong" } */ + +class A +{ +public: + A() {} + ~A() {} + void method(); + int state; +}; + +/* Frame address exposed to A::method via "this". */ +int +foo1 () +{ + A a; + a.method (); + return a.state; +} + +/* Possible destroying foo2's stack via &a. */ +int +global_func (A& a); + +/* Frame address exposed to global_func. */ +int foo2 () +{ + A a; + return global_func (a); +} + +/* { dg-final { scan-assembler-times "stack_chk_fail" 2 } } */ |