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7047954: VM crashes with assert(is_Mem()) failed

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Cast constant array ptrs to bottom

Reviewed-by: never
This commit is contained in:
Vladimir Kozlov 2011-06-28 15:50:07 -07:00
parent b3505a88a4
commit b443bf1f4c
1 changed files with 1 additions and 5 deletions
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4
hotspot/src/share/vm/opto/compile.cpp
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@ -1206,13 +1206,9 @@ const TypePtr *Compile::flatten_alias_type( const TypePtr *tj ) const {
// Make sure the Bottom and NotNull variants alias the same. // Make sure the Bottom and NotNull variants alias the same.
// Also, make sure exact and non-exact variants alias the same. // Also, make sure exact and non-exact variants alias the same.
if( ptr == TypePtr::NotNull || ta->klass_is_exact() ) { if( ptr == TypePtr::NotNull || ta->klass_is_exact() ) {
if (ta->const_oop()) {
tj = ta = TypeAryPtr::make(TypePtr::Constant,ta->const_oop(),ta->ary(),ta->klass(),false,offset);
} else {
tj = ta = TypeAryPtr::make(TypePtr::BotPTR,ta->ary(),ta->klass(),false,offset); tj = ta = TypeAryPtr::make(TypePtr::BotPTR,ta->ary(),ta->klass(),false,offset);
} }
} }
}
// Oop pointers need some flattening // Oop pointers need some flattening
const TypeInstPtr *to = tj->isa_instptr(); const TypeInstPtr *to = tj->isa_instptr();