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| author | Eli Friedman <eli.friedman@gmail.com> | 2012-04-16 19:23:57 +0000 |
|---|---|---|
| committer | Eli Friedman <eli.friedman@gmail.com> | 2012-04-16 19:23:57 +0000 |
| commit | 2850376184b7e7aa81b5034ba44b001f8c55e07a (patch) | |
| tree | c51e1f08f3dae46bbacd00330c6a909a035513bd /test | |
| parent | e9836a27cf93a58305ff3cf6d75ddc399c7d8ebf (diff) | |
Per Richard's comments on r154794, add the checks necessary to handle constant-folding relational comparisons safely in case the user is using -fwrapv or equivalent.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@154849 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/Sema/const-eval.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/test/Sema/const-eval.c b/test/Sema/const-eval.c index 3894d73d60..bc8b227ac8 100644 --- a/test/Sema/const-eval.c +++ b/test/Sema/const-eval.c @@ -125,3 +125,9 @@ EVAL_EXPR(44, "x"[0]); // expected-error {{variable length array}} // <rdar://problem/10962435> EVAL_EXPR(45, ((char*)-1) + 1 == 0 ? 1 : -1) EVAL_EXPR(46, ((char*)-1) + 1 < (char*) -1 ? 1 : -1) +EVAL_EXPR(47, &x < &x + 1 ? 1 : -1) +EVAL_EXPR(48, &x != &x - 1 ? 1 : -1) +EVAL_EXPR(49, &x < &x - 100 ? 1 : -1) // expected-error {{must have a constant size}} + +extern struct Test50S Test50; +EVAL_EXPR(50, &Test50 < (struct Test50S*)((unsigned)&Test50 + 10)) // expected-error {{must have a constant size}} |