Skip to content
Snippets Groups Projects
Commit 672ce939 authored by Richard Henderson's avatar Richard Henderson Committed by Richard Henderson
Browse files

re PR c++/60272 (atomic<>::compare_exchange_weak has spurious store and can cause race conditions) 

PR c++/60272

gcc/
	* builtins.c (expand_builtin_atomic_compare_exchange): Conditionalize
	on failure the store back into EXPECT.
libatomic/
	* cas_n.c (libat_compare_exchange): Conditionalize on failure
	the store back to EPTR.

From-SVN: r207966
parent 95ce7613
No related branches found
No related tags found
Hide whitespace changes
Inline Side-by-side
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment