[8u] RFR: 8219772: EXTRA_CFLAGS not being picked up for assembler files

[Erik Joelsson]

I think that's ok.

/Erik

On 2019-03-11 03:45, Severin Gehwolf wrote:
> Hi,
>
> Could somebody please review this one-liner change for the 8u (OpenJDK)
> build system? The issue at hand is that for assembler source files
> extra C flags are not being passed to the compiler (GCC in the Linux
> case). This is a problem for instrumented builds to facilitate checks
> on produced binaries in terms of optimization flags and other build-
> time invariants[1]. The patch doesn't affect builds without extra C-
> flags. Thus, risk should be minimal.
>
> This is an 8u-only change. The new build system in JDK 11 and up seems
> to handle these cases correctly.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8219772
> webrev: http://cr.openjdk.java.net/~sgehwolf/webrevs/JDK-8219772/01/webrev/
>
> Testing: Compiling with extra cflags, inspecting build logs for
> assembler source files on Linux x86_64
>
> Thoughts?
>
> Thanks,
> Severin
>
> [1] https://developers.redhat.com/blog/2019/02/04/annocheck-examining-the-contents-of-binary-files/
>