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authorNoah Misch2019-10-26 19:55:06 +0000
committerNoah Misch2019-10-26 19:55:06 +0000
commite653c714c25bb8bde0b80b3bf3a220704b71a106 (patch)
tree094ef19a9173097d4d658d553ee00f21ea7623fa
parentcfb7559083436b802e7ecc5e3fa235057890265c (diff)
Update comment about __sync_lock_test_and_set() bug.
State the earliest known fixed version, so we can someday judge the workaround to be obsolete.
-rw-r--r--src/include/port/atomics.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/include/port/atomics.h b/src/include/port/atomics.h
index 363e1df4bf..94942dff3b 100644
--- a/src/include/port/atomics.h
+++ b/src/include/port/atomics.h
@@ -89,7 +89,7 @@
/*
* gcc or compatible, including clang and icc. Exclude xlc. The ppc64le "IBM
* XL C/C++ for Linux, V13.1.2" emulates gcc, but __sync_lock_test_and_set()
- * of one-byte types elicits SIGSEGV.
+ * of one-byte types elicits SIGSEGV. That bug was gone by V13.1.5 (2016-12).
*/
#if (defined(__GNUC__) || defined(__INTEL_COMPILER)) && !(defined(__IBMC__) || defined(__IBMCPP__))
#include "port/atomics/generic-gcc.h"