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8253412: Unsupported GC options passed in JAVA_TOOL_OPTIONS are silently ignored

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Reviewed-by: pliden
This commit is contained in:
Aleksey Shipilev 2020-09-22 07:58:45 +00:00
parent 96f722cf63
commit a4affd5b04
1 changed files with 9 additions and 11 deletions

20
src/hotspot/share/gc/shared/gcConfig.cpp

@ -78,23 +78,21 @@ SHENANDOAHGC_ONLY_ARG(IncludedGC(UseShenandoahGC, CollectedHeap::Shenandoah,
#define FOR_EACH_INCLUDED_GC(var) \
for (const IncludedGC* var = &IncludedGCs[0]; var < &IncludedGCs[ARRAY_SIZE(IncludedGCs)]; var++)
#define FAIL_IF_SELECTED(option, enabled) \
if (option == enabled && FLAG_IS_CMDLINE(option)) { \
vm_exit_during_initialization(enabled ? \
"Option -XX:+" #option " not supported" : \
"Option -XX:-" #option " not supported"); \
#define FAIL_IF_SELECTED(option) \
if (option) { \
vm_exit_during_initialization("Option -XX:+" #option " not supported"); \
}
GCArguments* GCConfig::_arguments = NULL;
bool GCConfig::_gc_selected_ergonomically = false;
void GCConfig::fail_if_non_included_gc_is_selected() {
NOT_EPSILONGC( FAIL_IF_SELECTED(UseEpsilonGC, true));
NOT_G1GC( FAIL_IF_SELECTED(UseG1GC, true));
NOT_PARALLELGC( FAIL_IF_SELECTED(UseParallelGC, true));
NOT_SERIALGC( FAIL_IF_SELECTED(UseSerialGC, true));
NOT_SHENANDOAHGC(FAIL_IF_SELECTED(UseShenandoahGC, true));
NOT_ZGC( FAIL_IF_SELECTED(UseZGC, true));
NOT_EPSILONGC( FAIL_IF_SELECTED(UseEpsilonGC));
NOT_G1GC( FAIL_IF_SELECTED(UseG1GC));
NOT_PARALLELGC( FAIL_IF_SELECTED(UseParallelGC));
NOT_SERIALGC( FAIL_IF_SELECTED(UseSerialGC));
NOT_SHENANDOAHGC(FAIL_IF_SELECTED(UseShenandoahGC));
NOT_ZGC( FAIL_IF_SELECTED(UseZGC));
}
void GCConfig::select_gc_ergonomically() {