Paolo Carlini's patch to add -Wnarrowing to -Wc++0x-compat (and thus
-Wall) broke bootstrap because of narrowing warnings, so I'd like to add
-Wno-narrowing to the stage 2+ warning flags. Is this the best way to
do that?
Jason
diff --git a/gcc/configure.ac b/gcc/configure.ac
index d63acea..6f036bd 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -329,10 +329,11 @@ GCC_STDINT_TYPES
# * 'long long'
# * variadic macros
# * overlong strings
+# * C++11 narrowing conversions in { }
# So, we only use -pedantic if we can disable those warnings.
ACX_PROG_CC_WARNING_OPTS(
- m4_quote(m4_do([-W -Wall -Wwrite-strings -Wcast-qual])), [loose_warn])
+ m4_quote(m4_do([-W -Wall -Wno-narrowing -Wwrite-strings -Wcast-qual])), [loose_warn])
ACX_PROG_CC_WARNING_OPTS(
m4_quote(m4_do([-Wstrict-prototypes -Wmissing-prototypes])),
[c_loose_warn])
