[flang-commits] [clang-tools-extra] [libc] [llvm] [libcxx] [clang] [compiler-rt] [flang] [Clang] Generate the GEP instead of adding AST nodes (PR #73730)
Eli Friedman via flang-commits
flang-commits at lists.llvm.org
Tue Dec 12 16:30:10 PST 2023
================
@@ -4022,8 +4169,36 @@ LValue CodeGenFunction::EmitArraySubscriptExpr(const ArraySubscriptExpr *E,
ArrayLV = EmitArraySubscriptExpr(ASE, /*Accessed*/ true);
else
ArrayLV = EmitLValue(Array);
+
auto *Idx = EmitIdxAfterBase(/*Promote*/true);
+ if (SanOpts.has(SanitizerKind::ArrayBounds)) {
----------------
efriedma-quic wrote:
Recursively skipping over all GEPs seems, at best, extremely fragile; there could be GEPs for reasons other than the member expressions you care about.
https://github.com/llvm/llvm-project/pull/73730
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