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| author | David Blaikie <dblaikie@gmail.com> | 2016-08-22 17:49:56 +0000 |
|---|---|---|
| committer | David Blaikie <dblaikie@gmail.com> | 2016-08-22 17:49:56 +0000 |
| commit | 87173f108ab976f64f4577e3bfce1d300fcb0b50 (patch) | |
| tree | c4ad8e23a17e92f902e7fa4016275363b0864b01 /clang/lib/CodeGen/CGDebugInfo.cpp | |
| parent | c41fcaf8aa1e0fce242fcf0af55d1d8113e67bcb (diff) | |
| download | bcm5719-llvm-87173f108ab976f64f4577e3bfce1d300fcb0b50.tar.gz bcm5719-llvm-87173f108ab976f64f4577e3bfce1d300fcb0b50.zip | |
PR29086: DebugInfo: Improve support for fixed array dimensions in variable length arrays
llvm-svn: 279445
Diffstat (limited to 'clang/lib/CodeGen/CGDebugInfo.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CGDebugInfo.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CGDebugInfo.cpp b/clang/lib/CodeGen/CGDebugInfo.cpp index fa5f53e4599..a153193a53f 100644 --- a/clang/lib/CodeGen/CGDebugInfo.cpp +++ b/clang/lib/CodeGen/CGDebugInfo.cpp @@ -2122,6 +2122,11 @@ llvm::DIType *CGDebugInfo::CreateType(const ArrayType *Ty, llvm::DIFile *Unit) { int64_t Count = -1; // Count == -1 is an unbounded array. if (const auto *CAT = dyn_cast<ConstantArrayType>(Ty)) Count = CAT->getSize().getZExtValue(); + else if (const auto *VAT = dyn_cast<VariableArrayType>(Ty)) { + llvm::APSInt V; + if (VAT->getSizeExpr()->EvaluateAsInt(V, CGM.getContext())) + Count = V.getExtValue(); + } // FIXME: Verify this is right for VLAs. Subscripts.push_back(DBuilder.getOrCreateSubrange(0, Count)); |
