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-rw-r--r--configure.ac4
1 files changed, 4 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 218ad4883b..926d0b8d00 100644
--- a/configure.ac
+++ b/configure.ac
@@ -243,6 +243,10 @@ AC_LANG_PUSH([C++])
AX_CHECK_COMPILE_FLAG([-Werror],[CXXFLAG_WERROR="-Werror"],[CXXFLAG_WERROR=""])
if test "x$enable_debug" = xyes; then
+ # Clear default -g -O2 flags
+ if test "x$CXXFLAGS_overridden" = xno; then
+ CXXFLAGS=""
+ fi
# Prefer -Og, fall back to -O0 if that is unavailable.
AX_CHECK_COMPILE_FLAG(
[-Og],