From bdcf8efe2e359346fa62534faefd8a4bb6991696 Mon Sep 17 00:00:00 2001
From: gbeauche <>
Date: Sun, 4 Dec 2005 15:45:09 +0000
Subject: [PATCH] Link with math library (-lm) on IRIX so that to get support
 for long double arithmetic. Also make sure to only use -IPA with MIPSPro
 Compilers.

---
 BasiliskII/src/Unix/configure.ac | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/BasiliskII/src/Unix/configure.ac b/BasiliskII/src/Unix/configure.ac
index 07b7f352..736773e0 100644
--- a/BasiliskII/src/Unix/configure.ac
+++ b/BasiliskII/src/Unix/configure.ac
@@ -136,6 +136,7 @@ dnl Checks for libraries.
 AC_CHECK_LIB(posix4, sem_init)
 AC_CHECK_LIB(rt, timer_create)
 AC_CHECK_LIB(rt, shm_open)
+AC_CHECK_LIB(m, cos)
 
 dnl Do we need SDL?
 WANT_SDL=no
@@ -502,7 +503,9 @@ irix*)
   CFLAGS=`echo "$CFLAGS -IPA" | sed -e "s/-g//g"`
   AC_MSG_CHECKING(if "-IPA" works)
   dnl Do a test compile of an empty function
-  AC_TRY_COMPILE(,, [AC_MSG_RESULT(yes); HAVE_IPA=yes], AC_MSG_RESULT(no))
+  AC_TRY_COMPILE([#if defined __GNUC__
+                  # error GCC does not support IPA yet
+                  #endif],, [AC_MSG_RESULT(yes); HAVE_IPA=yes], AC_MSG_RESULT(no))
   CFLAGS="$ocflags"
   ;;
 darwin*)