diff options
Diffstat (limited to 'gcc/testsuite/gcc.c-torture/compile/volatile-1.c')
-rw-r--r-- | gcc/testsuite/gcc.c-torture/compile/volatile-1.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/compile/volatile-1.c b/gcc/testsuite/gcc.c-torture/compile/volatile-1.c new file mode 100644 index 000000000..cb81274c0 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/compile/volatile-1.c @@ -0,0 +1,18 @@ +/* The problem here was that the statements that + loaded from exception.reason where not being + marked as having volatile behaviour which + caused load PRE on the tree level to go + into an infinite loop. */ + +struct gdb_exception +{ + int reason; +}; +int catch_exceptions_with_msg (int *gdberrmsg) +{ + volatile struct gdb_exception exception; + exceptions_state_mc_init (&(exception)); + if (exception.reason != 0) + foo (); + return exception.reason; +} |