From e6dbe693b7fd90a495b98ec790205ff4ac56fea9 Mon Sep 17 00:00:00 2001
From: Nick Mathewson <nickm@torproject.org>
Date: Fri, 11 May 2012 15:52:36 -0400
Subject: Make the option-checker code work with osx clang

This is a matter of making gcc and friends squirm more loudly when
they get an option they don't like (-pedantic) and making clang shut
up with it gets an option it tolerates but doesnt know
(-Qunknown-argument).

Is there no better way?
---
 acinclude.m4 | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'acinclude.m4')

diff --git a/acinclude.m4 b/acinclude.m4
index c482e37546..c5037fa35d 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -46,7 +46,7 @@ AC_DEFUN([TOR_CHECK_CFLAGS], [
   AS_VAR_PUSHDEF([VAR],[tor_cv_cflags_$1])
   AC_CACHE_CHECK([whether the compiler accepts $1], VAR, [
     tor_saved_CFLAGS="$CFLAGS"
-    CFLAGS="$CFLAGS $1"
+    CFLAGS="$CFLAGS -pedantic $1"
     AC_TRY_COMPILE([], [return 0;],
                    [AS_VAR_SET(VAR,yes)],
                    [AS_VAR_SET(VAR,no)])
@@ -63,7 +63,7 @@ AC_DEFUN([TOR_CHECK_LDFLAGS], [
   AS_VAR_PUSHDEF([VAR],[tor_cv_ldflags_$1])
   AC_CACHE_CHECK([whether the linker accepts $1], VAR, [
     tor_saved_LDFLAGS="$LDFLAGS"
-    LDFLAGS="$LDFLAGS $1"
+    LDFLAGS="$LDFLAGS -pedantic $1"
     AC_TRY_LINK([], [return 0;],
                    [AS_VAR_SET(VAR,yes)],
                    [AS_VAR_SET(VAR,no)])
-- 
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