Gunnar Evermann <ge204(a)eng.cam.ac.uk&gt; writes: It was supposed to do what message said. Here's the patch. 2000-10-11 Yoshiki Hayashi <yoshiki(a)xemacs.org&gt; * configure.in: Fix broken gcc detection for 2.7.2. Index: configure.in =================================================================== RCS file: /usr/CVSroot/XEmacs/xemacs/configure.in,v retrieving revision 1.111.2.128 diff -u -r1.111.2.128 configure.in --- configure.in 2000/10/10 06:53:46 1.111.2.128 +++ configure.in 2000/10/11 07:04:59 ＠＠ -1951,10 +1951,10 ＠＠ AC_MSG_ERROR(Aborting due to known problem) ;; *:i*86*:2.7.2*) - case "$GCC_VERSION" in - 2.7.2) - case "$CFLAGS" in - *-O2*|*-O3*) + case "$CFLAGS" in + *-O2*|*-O3*) + case "$GCC_VERSION" in + 2.7.2) case "$CFLAGS" in *-fno-strength-reduce*) ;; *) ＠＠ -1966,17 +1966,17 ＠＠ esac ;; esac + case "$CFLAGS" in + *-fno-caller-saves*) ;; + *) + AC_MSG_RESULT(yes) + AC_MSG_WARN(Don't use -O2 with gcc 2.7.2 under Intel/XXX without also using) + AC_MSG_WARN(-fno-caller-saves.) + AC_MSG_ERROR(Aborting due to known problem) + ;; + esac ;; esac - case "$CFLAGS" in - *-fno-caller-saves*) ;; - *) - AC_MSG_RESULT(yes) - AC_MSG_WARN(Don't use -O2 with gcc 2.7.2 under Intel/XXX without also using) - AC_MSG_WARN(-fno-caller-saves.) - AC_MSG_ERROR(Aborting due to known problem) - ;; - esac ;; esac AC_MSG_RESULT(no) -- Yoshiki Hayashi