RFR: JDK-8302599: Extend ASan support to Microsoft Visual C++

Thu Feb 16 16:24:29 UTC 2023

On Wed, 15 Feb 2023 17:53:49 GMT, Justin King <jcking at openjdk.org> wrote:

> Update build-related infrastructure to support building with ASan under Microsoft Visual C++.

make/autoconf/jdk-options.m4 line 438:

> 436:         elif test "x$TOOLCHAIN_TYPE" = "xmicrosoft"; then
> 437:           # MSVC produces a warning if you pass -fsanitize=address to the linker.
> 438:           ASAN_CFLAGS="$ASAN_CFLAGS -Oy-"

What is the purpose of `/Oy-`? Can you explain it in a short comment?

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PR: https://git.openjdk.org/jdk/pull/12580