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-rw-r--r--acinclude.m47
1 files changed, 6 insertions, 1 deletions
diff --git a/acinclude.m4 b/acinclude.m4
index 719f65d23..d911a8f3e 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -690,10 +690,15 @@ AC_DEFUN([CURL_CC_DEBUG_OPTS],
fi
else dnl $ICC = yes
dnl this is a set of options we believe *ALL* gcc versions support:
- WARN="-W -Wall -Wwrite-strings -pedantic -Wno-long-long -Wpointer-arith -Wnested-externs -Winline -Wmissing-declarations -Wmissing-prototypes -Wsign-compare"
+ WARN="-W -Wall -Wwrite-strings -pedantic -Wpointer-arith -Wnested-externs -Winline -Wmissing-prototypes"
dnl -Wcast-align is a bit too annoying on all gcc versions ;-)
+ if test "$gccnum" -ge "207"; then
+ dnl gcc 2.7 or later (well, they don't work on 2.2.2)
+ WARN="$WARN -Wno-long-long -Wmissing-declarations -Wsign-compare"
+ fi
+
if test "$gccnum" -gt "295"; then
dnl only if the compiler is newer than 2.95 since we got lots of
dnl "`_POSIX_C_SOURCE' is not defined" in system headers with