RFR (XS) 8215120: 32-bit build failures after JDK-8212657 (Promptly Return Unused Committed Memory from G1)

[Aleksey Shipilev]

Welcome to the "Gold Rush for JDK 12" week! Take a shovel!

Bug:
  https://bugs.openjdk.java.net/browse/JDK-8215120

Fix:

8215120: 32-bit build failures after JDK-8212657 (Promptly Return Unused Committed Memory from G1)
Reviewed-by: XXX

diff -r f94c7929a44b -r e1f2ce8b31c7 src/hotspot/share/gc/g1/g1_globals.hpp
--- a/src/hotspot/share/gc/g1/g1_globals.hpp    Mon Dec 10 10:25:27 2018 +0100
+++ b/src/hotspot/share/gc/g1/g1_globals.hpp    Mon Dec 10 12:20:24 2018 +0100
@@ -305,7 +305,7 @@
   manageable(uintx, G1PeriodicGCInterval, 0,                                \
           "Number of milliseconds after a previous GC to wait before "      \
           "triggering a periodic gc. A value of zero disables periodically "\
           "enforced gc cycles.")                                            \
-          range(0, max_jlong)                                               \
+          range(0, max_uintx)                                               \
                                                                             \
   product(bool, G1PeriodicGCInvokesConcurrent, true,                        \
           "Determines the kind of periodic GC. Set to true to have G1 "     \
           "perform a concurrent GC as periodic GC, otherwise use a STW "    \


It is wise to use the matching type constants anyway. uintx != jlong on 32-bit platforms.

Testing: Linux {x86_64, x86_32}L: builds, ad-hoc gc/g1/TestPeriodicCollection test

-Aleksey

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