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8073315: Enable gcc -Wtype-limits and fix upcoming issues

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Relevant fixes in blockOffsetTable.cpp, os_linux.cpp, parCardTableModRefBS.cpp.

Reviewed-by: jwilhelm, kbarrett, simonis
This commit is contained in:
Goetz Lindenmaier 2015-02-16 14:07:36 +01:00
parent 2632925f9f
commit a7edf52a02
28 changed files with 71 additions and 86 deletions
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10
hotspot/src/share/vm/gc_implementation/parNew/parCardTableModRefBS.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2007, 2014, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2007, 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -195,8 +195,9 @@ process_chunk_boundaries(Space* sp,
// our closures depend on this property and do not protect against
// double scans.
uintptr_t cur_chunk_index = addr_to_chunk_index(chunk_mr.start());
cur_chunk_index = cur_chunk_index - lowest_non_clean_base_chunk_index;
uintptr_t start_chunk_index = addr_to_chunk_index(chunk_mr.start());
assert(start_chunk_index >= lowest_non_clean_base_chunk_index, "Bounds error.");
uintptr_t cur_chunk_index = start_chunk_index - lowest_non_clean_base_chunk_index;
NOISY(tty->print_cr("===========================================================================");)
NOISY(tty->print_cr(" process_chunk_boundary: Called with [" PTR_FORMAT "," PTR_FORMAT ")",
@ -242,8 +243,7 @@ process_chunk_boundaries(Space* sp,
if (first_dirty_card != NULL) {
NOISY(tty->print_cr(" LNC: Found a dirty card at " PTR_FORMAT " in current chunk",
first_dirty_card);)
assert(0 <= cur_chunk_index && cur_chunk_index < lowest_non_clean_chunk_size,
"Bounds error.");
assert(cur_chunk_index < lowest_non_clean_chunk_size, "Bounds error.");
assert(lowest_non_clean[cur_chunk_index] == NULL,
"Write exactly once : value should be stable hereafter for this round");
lowest_non_clean[cur_chunk_index] = first_dirty_card;