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Fix compilation for gcc 4.3+. Patch by Lei Zhang.

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Review URL: http://codereview.chromium.org/113621

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2004 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
This commit is contained in:
kasperl@chromium.org 2009-05-20 06:42:12 +00:00
parent 2ab1dedb03
commit b8c09e9590
1 changed files with 10 additions and 6 deletions
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16
src/compilation-cache.cc
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@ -54,14 +54,15 @@ static Handle<CompilationCacheTable> AllocateTable(int size) {
}
static Handle<CompilationCacheTable> GetTable(CompilationCache::Entry entry) {
static Handle<CompilationCacheTable> GetTable(int index) {
ASSERT(index >= 0 && index < NUMBER_OF_TABLE_ENTRIES);
Handle<CompilationCacheTable> result;
if (tables[entry]->IsUndefined()) {
if (tables[index]->IsUndefined()) {
static const int kInitialCacheSize = 64;
result = AllocateTable(kInitialCacheSize);
tables[entry] = *result;
tables[index] = *result;
} else {
CompilationCacheTable* table = CompilationCacheTable::cast(tables[entry]);
CompilationCacheTable* table = CompilationCacheTable::cast(tables[index]);
result = Handle<CompilationCacheTable>(table);
}
return result;
@ -137,8 +138,11 @@ Handle<JSFunction> CompilationCache::LookupScript(Handle<String> source,
Handle<Object> name,
int line_offset,
int column_offset) {
// Use an int for the generation index, so value range propagation
// in gcc 4.3+ won't assume it can only go up to LAST_ENTRY when in
// fact it can go up to SCRIPT + NUMBER_OF_SCRIPT_GENERATIONS.
int generation = SCRIPT;
Object* result = NULL;
Entry generation = SCRIPT; // First generation.
// Probe the script generation tables. Make sure not to leak handles
// into the caller's handle scope.
@ -156,7 +160,7 @@ Handle<JSFunction> CompilationCache::LookupScript(Handle<String> source,
}
}
// Go to the next generation.
generation = static_cast<Entry>(generation + 1);
generation++;
}
}