From a0b1e21d72429c3672115b3ddc85240e3b7ac88b Mon Sep 17 00:00:00 2001 From: Richard Smith Date: Sat, 23 Feb 2013 02:40:07 +0000 Subject: ubsan: Runtime handlers for array indexing checks. git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@175948 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/ubsan/ubsan_handlers.cc | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'lib/ubsan/ubsan_handlers.cc') diff --git a/lib/ubsan/ubsan_handlers.cc b/lib/ubsan/ubsan_handlers.cc index 33e044dfe..fa93b095d 100644 --- a/lib/ubsan/ubsan_handlers.cc +++ b/lib/ubsan/ubsan_handlers.cc @@ -183,6 +183,22 @@ void __ubsan::__ubsan_handle_shift_out_of_bounds_abort( Die(); } +void __ubsan::__ubsan_handle_out_of_bounds(OutOfBoundsData *Data, + ValueHandle Index) { + SourceLocation Loc = Data->Loc.acquire(); + if (Loc.isDisabled()) + return; + + Value IndexVal(Data->IndexType, Index); + Diag(Loc, DL_Error, "index %0 out of bounds for type %1") + << IndexVal << Data->ArrayType; +} +void __ubsan::__ubsan_handle_out_of_bounds_abort(OutOfBoundsData *Data, + ValueHandle Index) { + __ubsan_handle_out_of_bounds(Data, Index); + Die(); +} + void __ubsan::__ubsan_handle_builtin_unreachable(UnreachableData *Data) { Diag(Data->Loc, DL_Error, "execution reached a __builtin_unreachable() call"); Die(); -- cgit v1.2.3