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[Sanitizer/interception Win] Break into the debugger on unknown instructions

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llvm-svn: 210028
This commit is contained in:
Timur Iskhodzhanov
2014-06-02 13:40:41 +00:00
parent 51fadc387a
commit cbee13e04c
1 changed files with 2 additions and 1 deletions
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3
compiler-rt/lib/interception/interception_win.cc
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@@ -134,8 +134,9 @@ static size_t RoundUpToInstrBoundary(size_t size, char *code) {
// FIXME: Unknown instruction failures might happen when we add a new // FIXME: Unknown instruction failures might happen when we add a new
// interceptor or a new compiler version. In either case, they should result // interceptor or a new compiler version. In either case, they should result
// in visible and readable error messages. However, merely calling abort() // in visible and readable error messages. However, merely calling abort()
// or __debugbreak() leads to an infinite recursion in CheckFailed. // leads to an infinite recursion in CheckFailed.
// Do we have a good way to abort with an error message here? // Do we have a good way to abort with an error message here?
__debugbreak();
return 0; return 0;
} }