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authorAkim Demaille <akim@lrde.epita.fr>2013-05-29 16:27:59 +0200
committerAkim Demaille <akim@lrde.epita.fr>2013-05-30 11:07:57 +0200
commitec991d74e1da338c151921fc2309b4e8669f39bf (patch)
treee1b0e11082e8614800963d965f8a6ca783e6af07
parentc0efa83c0b6727bf9f96d2503cd61d1c3cd41684 (diff)
downloadbison-ec991d74e1da338c151921fc2309b4e8669f39bf.tar.gz
build: locally disable new GCC warnings that fail on Flex generated code
* configure.ac: here.
-rw-r--r--configure.ac4
1 files changed, 3 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index df5670cd..734825af 100644
--- a/configure.ac
+++ b/configure.ac
@@ -144,7 +144,9 @@ if test "$enable_gcc_warnings" = yes; then
done
# Clang++ 3.2+ reject C code generated by Flex.
gl_WARN_ADD([-Wno-null-conversion], [FLEX_SCANNER_CXXFLAGS])
- # So does G++ 4.8 in std=c++11 mode.
+ # So does G++ 4.8...
+ gl_WARN_ADD([-Wno-sign-compare], [FLEX_SCANNER_CXXFLAGS])
+ # ... possiby in std=c++11 mode.
gl_WARN_ADD([-Wno-zero-as-null-pointer-constant], [FLEX_SCANNER_CXXFLAGS])
CXXFLAGS=$save_CXXFLAGS
AC_LANG_POP([C++])