[PATCH] D156821: [CodeGen] [ubsan] Respect integer overflow handling in abs builtin

[Aaron Ballman via Phabricator via cfe-commits]

aaron.ballman added reviewers: efriedma, rjmccall, rsmith.
aaron.ballman added a comment.

Adding codegen and ubsan code owners for opinions.



================
Comment at: clang/lib/CodeGen/CGBuiltin.cpp:1791
+  // Try to eliminate overflow check.
+  if (auto *VCI = dyn_cast<llvm::ConstantInt>(ArgValue)) {
+    if (!VCI->isMinSignedValue()) {
----------------



CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D156821/new/

https://reviews.llvm.org/D156821

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