diff options
Diffstat (limited to 'gcc/testsuite/g++.dg/tree-ssa/pr20458.C')
-rw-r--r-- | gcc/testsuite/g++.dg/tree-ssa/pr20458.C | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/tree-ssa/pr20458.C b/gcc/testsuite/g++.dg/tree-ssa/pr20458.C new file mode 100644 index 000000000..d4e7d1a1a --- /dev/null +++ b/gcc/testsuite/g++.dg/tree-ssa/pr20458.C @@ -0,0 +1,37 @@ +/* { dg-do run } */ +/* { dg-options "-O2" } */ + +/* The tail call optimization would inapproriately tail call the + destructors due to not recognizing a call clobbered variable */ +namespace std +{ + class locale + { + public: + locale(); + ~locale(); + }; +} + +struct B +{ + std::locale _M_buf_locale; + virtual ~B() {} +}; + +struct C : public B +{ + char *s; +}; + +void foo () +{ + C c; +} + +int main() +{ + foo (); + return 0; +} + |