[asterisk-commits] pabelanger: branch 1.4 r285817 - /branches/1.4/codecs/gsm/Makefile

[SVN commits to the Asterisk project]

Author: pabelanger
Date: Thu Sep  9 17:34:35 2010
New Revision: 285817

URL: http://svnview.digium.com/svn/asterisk?view=rev&rev=285817
Log:
GCC 4.2.x optimizations result in improper behavior of GSM codec

(closes issue #17688)
Reported by: pprindeville
Patches: 
      asterisk-trunk-bugid11243.patch uploaded by pprindeville (license 347)
Tested by: mkeuter, pprindeville

Modified:
    branches/1.4/codecs/gsm/Makefile

Modified: branches/1.4/codecs/gsm/Makefile
URL: http://svnview.digium.com/svn/asterisk/branches/1.4/codecs/gsm/Makefile?view=diff&rev=285817&r1=285816&r2=285817
==============================================================================
--- branches/1.4/codecs/gsm/Makefile (original)
+++ branches/1.4/codecs/gsm/Makefile Thu Sep  9 17:34:35 2010
@@ -36,6 +36,14 @@
 ######### which support MMX instructions.  This should be newer pentiums,
 ######### ppro's, etc, as well as the AMD K6 and K7.  The compile will
 ######### probably require gcc. 
+
+# Due to the gsm codec beeing broken when compiled with gcc version 4.2
+# and optimization higher than -O2 we are checking for that version and
+# set the optimization to -O2 in this case.
+
+ifeq ($(shell $(CC) -v 2>&1 | awk '/^gcc version/ { split($$3, v, "."); printf "%s.%s\n", v[1], v[2]; }' ),4.2)
+OPTIMIZE=-O2
+endif
 
 ifeq (,$(findstring $(shell uname -s),Darwin SunOS))
   ifeq (,$(findstring $(PROC),x86_64 amd64 ultrasparc sparc64 arm armv5b armeb hppa2.0 ppc powerpc ppc64 ia64 s390 bfin mipsel mips))