RFR: 8357991: make bootcycle-images is broken after JDK-8349665

[Aleksey Shipilev]

On Mon, 2 Jun 2025 16:24:28 GMT, Magnus Ihse Bursie <ihse at openjdk.org> wrote:

> `make bootcycle-images` broke after JDK-8349665, with the symptom:
> 
> 
> jdk.internal.md.interim/module-info.java:51: error: module not found: jdk.compiler.interim
>     requires jdk.compiler.interim; 
> 
> 
> This is since the bootcycle build use a special spec.gmk files which point to a special `make-support` directory, and this did not contain the necessary files needed to start running make targets. (Ever since JDK-8292944 they need to be explicitly generated.)

make/Main.gmk line 429:

> 427: 	  ( cd $(TOPDIR) && \
> 428: 	        $(MAKE) $(MAKE_ARGS) -f make/GenerateFindTests.gmk \
> 429: 	         SPEC=$(BOOTCYCLE_SPEC))

Indentation looks a bit off here.

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PR Review Comment: https://git.openjdk.org/jdk/pull/25594#discussion_r2121665021