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| author | David Blaikie <dblaikie@gmail.com> | 2014-12-10 01:03:48 +0000 |
|---|---|---|
| committer | David Blaikie <dblaikie@gmail.com> | 2014-12-10 01:03:48 +0000 |
| commit | f0aceb2f69cae1b84e1b96f1ae9932480e801b32 (patch) | |
| tree | 2c443e544bece9e150438348cd2b30d5732193d2 /clang/lib/CodeGen/CGExpr.cpp | |
| parent | c67e1b6a2a33ea6b2f49c4cca99170af8107405e (diff) | |
| download | bcm5719-llvm-f0aceb2f69cae1b84e1b96f1ae9932480e801b32.tar.gz bcm5719-llvm-f0aceb2f69cae1b84e1b96f1ae9932480e801b32.zip | |
DebugInfo: Correct the location of array accesses
Especially relevant to ASan when dealing with complex expressions
containing multiple array accesses. See PR21737.
llvm-svn: 223872
Diffstat (limited to 'clang/lib/CodeGen/CGExpr.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CGExpr.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CGExpr.cpp b/clang/lib/CodeGen/CGExpr.cpp index 5eb04a4ddff..e7caf835ce2 100644 --- a/clang/lib/CodeGen/CGExpr.cpp +++ b/clang/lib/CodeGen/CGExpr.cpp @@ -2459,6 +2459,8 @@ LValue CodeGenFunction::EmitArraySubscriptExpr(const ArraySubscriptExpr *E, } else { // The base must be a pointer, which is not an aggregate. Emit it. llvm::Value *Base = EmitScalarExpr(E->getBase()); + if (auto *DI = getDebugInfo()) + DI->EmitLocation(Builder, E->getLocStart()); if (getLangOpts().isSignedOverflowDefined()) Address = Builder.CreateGEP(Base, Idx, "arrayidx"); else |
