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Blacklist xlc 32-bit inlining.
2015年7月30日 02:49:48 +0000 (22:49 -0400)
2015年7月30日 02:49:48 +0000 (22:49 -0400)
Per a suggestion from Tom Lane. Back-patch to 9.0 (all supported
versions). While only 9.4 and up have code known to elicit this
compiler bug, we were disabling inlining by accident until commit
43d89a23d59c487bc9258fad7a6187864cb8c0c0.


diff --git a/config/test_quiet_include.h b/config/test_quiet_include.h
index f4fa4d30dd774aa90c6715c032e4f70500136ea4..732b23149e94684ae675c206f31673047366f15a 100644 (file)
--- a/config/test_quiet_include.h
+++ b/config/test_quiet_include.h
@@ -7,3 +7,12 @@ fun()
{
return 0;
}
+
+/*
+ * "IBM XL C/C++ for AIX, V12.1" miscompiles, for 32-bit, some inline
+ * expansions of ginCompareItemPointers() "long long" arithmetic. To take
+ * advantage of inlining, build a 64-bit PostgreSQL.
+ */
+#if defined(__ILP32__) && defined(__IBMC__)
+#error "known inlining bug"
+#endif
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