================
@@ -1816,17 +1841,21 @@ collectSanitizerRuntimes(const ToolChain &TC, const
ArgList &Args,
}
if (SanArgs.needsUbsanLoopDetectRt())
NonWholeStaticRuntimes.push_back("ubsan_loop_detect");
+ if (hostNeedsUbsanDeviceRt(C, TC)) {
----------------
yxsamliu wrote:
`collectSanitizerRuntimes()` returns early for `-shared`, before adding
`ubsan_device`. A shared library can contain UBSan-instrumented GPU code, and
the final executable link may not know that this runtime is needed. How is
device UBSan intended to work for shared libraries?
https://github.com/llvm/llvm-project/pull/219973
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