diff options
| author | Dan Gohman <gohman@apple.com> | 2009-08-20 17:15:19 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2009-08-20 17:15:19 +0000 |
| commit | 073f5b669d3f2ea60981d0c044bd43099e7a3dd1 (patch) | |
| tree | 2d2d3cac34c4454b288d16a85eadc01e6e3518f4 /lib/Support/ErrorHandling.cpp | |
| parent | cdd93d8c35e1e983fd3a37f3de2ebc154731f20d (diff) | |
Add a comment explaining why llvm_unreachable_internal doesn't call
the ErrorHandler callback.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79541 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Support/ErrorHandling.cpp')
| -rw-r--r-- | lib/Support/ErrorHandling.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Support/ErrorHandling.cpp b/lib/Support/ErrorHandling.cpp index 3467fe702b..dff4f030fe 100644 --- a/lib/Support/ErrorHandling.cpp +++ b/lib/Support/ErrorHandling.cpp @@ -58,6 +58,9 @@ void llvm_report_error(const Twine &reason) { void llvm_unreachable_internal(const char *msg, const char *file, unsigned line) { + // This code intentionally doesn't call the ErrorHandler callback, because + // llvm_unreachable is intended to be used to indicate "impossible" + // situations, and not legitimate runtime errors. if (msg) errs() << msg << "\n"; errs() << "UNREACHABLE executed"; |