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authorBruce Momjian2006-04-29 00:51:41 +0000
committerBruce Momjian2006-04-29 00:51:41 +0000
commit61091ec267ba651f6ba5c3b606cdf4b09883b8f6 (patch)
tree9f4b85bdaee9962c08d7bc0d025b75bb81bc6fb7 /configure.in
parenta1ee6215893ca41d8c348acf7f9e5c675245c543 (diff)
Intel compiler has a bug/misoptimization in checking for division by NAN
(NaN == 0), -mp1 fixes it, so add it to the CFLAGS. Autoconf run. Jeremy Drake
Diffstat (limited to 'configure.in')
-rw-r--r--configure.in7
1 files changed, 6 insertions, 1 deletions
diff --git a/configure.in b/configure.in
index c5dc8c4fa5c..f35cdd6b7e5 100644
--- a/configure.in
+++ b/configure.in
@@ -1,5 +1,5 @@
dnl Process this file with autoconf to produce a configure script.
-dnl $PostgreSQL: pgsql/configure.in,v 1.461 2006/04/27 14:27:04 momjian Exp $
+dnl $PostgreSQL: pgsql/configure.in,v 1.462 2006/04/29 00:51:41 momjian Exp $
dnl
dnl Developers, please strive to achieve this order:
dnl
@@ -263,6 +263,11 @@ choke me
# Check whether they are supported, and add them to CFLAGS if so.
PGAC_PROG_CC_CFLAGS_OPT([-Wdeclaration-after-statement])
PGAC_PROG_CC_CFLAGS_OPT([-Wendif-labels])
+ else
+ # Intel compiler has a bug/misoptimization in checking for
+ # division by NAN (NaN == 0), -mp1 fixes it, so add it to the
+ # CFLAGS.
+ PGAC_PROG_CC_CFLAGS_OPT([-mp1])
fi
# Disable strict-aliasing rules; needed for gcc 3.3+