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| author | Peter Collingbourne <peter@pcc.me.uk> | 2013-10-20 21:29:46 +0000 |
|---|---|---|
| committer | Peter Collingbourne <peter@pcc.me.uk> | 2013-10-20 21:29:46 +0000 |
| commit | 9b5f95f5fe1a24be4dfb7436b64cb0e0f8c00535 (patch) | |
| tree | fbae7a194cba4874ec6393403f354075d5b50914 /lib/ubsan/ubsan_diag.cc | |
| parent | 49d29ed950f9e309a7b755b2a0601ed483ce3ade (diff) | |
| download | compiler-rt-9b5f95f5fe1a24be4dfb7436b64cb0e0f8c00535.tar.gz compiler-rt-9b5f95f5fe1a24be4dfb7436b64cb0e0f8c00535.tar.bz2 compiler-rt-9b5f95f5fe1a24be4dfb7436b64cb0e0f8c00535.tar.xz | |
Runtime support for the indirect function call checker.
Differential Revision: http://llvm-reviews.chandlerc.com/D1339
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@193060 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/ubsan/ubsan_diag.cc')
| -rw-r--r-- | lib/ubsan/ubsan_diag.cc | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/ubsan/ubsan_diag.cc b/lib/ubsan/ubsan_diag.cc index e4ca4e4a..968e7790 100644 --- a/lib/ubsan/ubsan_diag.cc +++ b/lib/ubsan/ubsan_diag.cc @@ -26,12 +26,21 @@ Location __ubsan::getCallerLocation(uptr CallerLoc) { return Location(); uptr Loc = StackTrace::GetPreviousInstructionPc(CallerLoc); + return getFunctionLocation(Loc, 0); +} + +Location __ubsan::getFunctionLocation(uptr Loc, const char **FName) { + if (!Loc) + return Location(); AddressInfo Info; if (!getSymbolizer()->SymbolizeCode(Loc, &Info, 1) || !Info.module || !*Info.module) return Location(Loc); + if (FName && Info.function) + *FName = Info.function; + if (!Info.file) return ModuleLocation(Info.module, Info.module_offset); |