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Fix/suppress new GCC warnings #1752

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Merged
merged 2 commits into from
Sep 11, 2025
Merged

Fix/suppress new GCC warnings #1752

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7dd8c1b
Fix/suppress new GCC warnings, similar to https://github.com/uxlfound…
gzz2000 Jun 13, 2025
40e24c0
update copyright year
gzz2000 Jun 13, 2025
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11 changes: 10 additions & 1 deletion src/tbb/concurrent_monitor.h
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
/*
Copyright (c) 2005-2024 Intel Corporation
Copyright (c) 2005-2025 Intel Corporation

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
@@ -437,7 +437,16 @@ class concurrent_monitor_base {
my_waitset.flush_to(temp);
end = temp.end();
for (base_node* n = temp.front(); n != end; n = n->next) {
// GCC 12.x-14.x issues a warning here that to_wait_node(n)->my_is_in_list might have size 0, since n is
// a base_node pointer. (This cannot happen, because only wait_node pointers are added to my_waitset.)
#if (__TBB_GCC_VERSION >= 120100 && __TBB_GCC_VERSION < 150000 ) && !__clang__ && !__INTEL_COMPILER
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Since the same warning is suppressed on the line 296 and the macros in the "#if" statement are the same, we have the same if statement 4 times. I propose to define the special macro with the content of the statement and reuse it in these 4 places.

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The broken macro will be introduced as part of the separate PR.

#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wstringop-overflow"
#endif
to_wait_node(n)->my_is_in_list.store(false, std::memory_order_relaxed);
#if (__TBB_GCC_VERSION >= 120100 && __TBB_GCC_VERSION < 150000 ) && !__clang__ && !__INTEL_COMPILER
#pragma GCC diagnostic pop
#endif
}
}