$ make hotspot CONF=linux-x86_64-minimal-release
Building target 'hotspot' in configuration 'linux-x86_64-minimal-release'
/home/aoqi/jdk/build/linux-x86_64-minimal-release/hotspot/variant-minimal/libjvm/objs/tableStatistics.o: In function `TableRateStatistics::add()':
/home/aoqi/jdk/src/hotspot/share/utilities/tableStatistics.cpp:41: undefined reference to `Jfr::is_recording()'
/home/aoqi/jdk/build/linux-x86_64-minimal-release/hotspot/variant-minimal/libjvm/objs/tableStatistics.o: In function `TableRateStatistics::remove()':
/home/aoqi/jdk/src/hotspot/share/utilities/tableStatistics.cpp:47: undefined reference to `Jfr::is_recording()'
/home/aoqi/jdk/build/linux-x86_64-minimal-release/hotspot/variant-minimal/libjvm/objs/tableStatistics.o: In function `TableStatistics::TableStatistics(TableRateStatistics&, NumberSeq, unsigned long, unsigned long, unsigned long)':
/home/aoqi/jdk/src/hotspot/share/utilities/tableStatistics.cpp:111: undefined reference to `Jfr::is_recording()'
collect2: error: ld returned 1 exit status
gmake[3]: *** [/home/aoqi/jdk/build/linux-x86_64-minimal-release/support/modules_libs/java.base/minimal/libjvm.so] Error 1
gmake[3]: *** Waiting for unfinished jobs....
/home/aoqi/jdk/build/linux-x86_64-minimal-release/hotspot/variant-minimal/libjvm/objs/tableStatistics.o: In function `TableRateStatistics::add()':
/home/aoqi/jdk/src/hotspot/share/utilities/tableStatistics.cpp:41: undefined reference to `Jfr::is_recording()'
/home/aoqi/jdk/build/linux-x86_64-minimal-release/hotspot/variant-minimal/libjvm/objs/tableStatistics.o: In function `TableRateStatistics::remove()':
/home/aoqi/jdk/src/hotspot/share/utilities/tableStatistics.cpp:47: undefined reference to `Jfr::is_recording()'
/home/aoqi/jdk/build/linux-x86_64-minimal-release/hotspot/variant-minimal/libjvm/objs/tableStatistics.o: In function `TableStatistics::TableStatistics(TableRateStatistics&, NumberSeq, unsigned long, unsigned long, unsigned long)':
/home/aoqi/jdk/src/hotspot/share/utilities/tableStatistics.cpp:111: undefined reference to `Jfr::is_recording()'
collect2: error: ld returned 1 exit status
gmake[3]: *** [/home/aoqi/jdk/build/linux-x86_64-minimal-release/hotspot/variant-minimal/libjvm/gtest/libjvm.so] Error 1
gmake[2]: *** [hotspot-minimal-libs] Error 1
ERROR: Build failed for target 'hotspot' in configuration 'linux-x86_64-minimal-release' (exit code 2)
=== Output from failing command(s) repeated here ===
* For target hotspot_variant-minimal_libjvm_gtest_objs_BUILD_GTEST_LIBJVM_link:
/home/aoqi/jdk/build/linux-x86_64-minimal-release/hotspot/variant-minimal/libjvm/objs/tableStatistics.o: In function `TableRateStatistics::add()':
/home/aoqi/jdk/src/hotspot/share/utilities/tableStatistics.cpp:41: undefined reference to `Jfr::is_recording()'
/home/aoqi/jdk/build/linux-x86_64-minimal-release/hotspot/variant-minimal/libjvm/objs/tableStatistics.o: In function `TableRateStatistics::remove()':
/home/aoqi/jdk/src/hotspot/share/utilities/tableStatistics.cpp:47: undefined reference to `Jfr::is_recording()'
/home/aoqi/jdk/build/linux-x86_64-minimal-release/hotspot/variant-minimal/libjvm/objs/tableStatistics.o: In function `TableStatistics::TableStatistics(TableRateStatistics&, NumberSeq, unsigned long, unsigned long, unsigned long)':
/home/aoqi/jdk/src/hotspot/share/utilities/tableStatistics.cpp:111: undefined reference to `Jfr::is_recording()'
collect2: error: ld returned 1 exit status
* For target hotspot_variant-minimal_libjvm_objs_BUILD_LIBJVM_link:
/home/aoqi/jdk/build/linux-x86_64-minimal-release/hotspot/variant-minimal/libjvm/objs/tableStatistics.o: In function `TableRateStatistics::add()':
/home/aoqi/jdk/src/hotspot/share/utilities/tableStatistics.cpp:41: undefined reference to `Jfr::is_recording()'
/home/aoqi/jdk/build/linux-x86_64-minimal-release/hotspot/variant-minimal/libjvm/objs/tableStatistics.o: In function `TableRateStatistics::remove()':
/home/aoqi/jdk/src/hotspot/share/utilities/tableStatistics.cpp:47: undefined reference to `Jfr::is_recording()'
/home/aoqi/jdk/build/linux-x86_64-minimal-release/hotspot/variant-minimal/libjvm/objs/tableStatistics.o: In function `TableStatistics::TableStatistics(TableRateStatistics&, NumberSeq, unsigned long, unsigned long, unsigned long)':
/home/aoqi/jdk/src/hotspot/share/utilities/tableStatistics.cpp:111: undefined reference to `Jfr::is_recording()'
collect2: error: ld returned 1 exit status
* All command lines available in /home/aoqi/jdk/build/linux-x86_64-minimal-release/make-support/failure-logs.
=== End of repeated output ===
No indication of failed target found.
Hint: Try searching the build log for '] Error'.
Hint: See doc/building.html#troubleshooting for assistance.
make[1]: *** [main] Error 1
make: *** [hotspot] Error 2