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authorPavel Janík <Pavel@Janik.cz>2016-09-22 16:36:03 +0200
committerPavel Janík <Pavel@Janik.cz>2016-09-22 16:36:03 +0200
commitfd5654cab1e5d317119f747abd245c620e8ba29b (patch)
tree76a540e03a73975ed92042b3aa1a9e3bd9028c97 /configure.ac
parent26b370a93700d81ab92b528c3194bd90234b07ce (diff)
downloadbitcoin-fd5654cab1e5d317119f747abd245c620e8ba29b.tar.xz
Check and enable -Wshadow by default.
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac1
1 files changed, 1 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 25b828f18c..c95489d4d7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -203,6 +203,7 @@ if test "x$CXXFLAGS_overridden" = "xno"; then
AX_CHECK_COMPILE_FLAG([-Wextra],[CXXFLAGS="$CXXFLAGS -Wextra"],,[[$CXXFLAG_WERROR]])
AX_CHECK_COMPILE_FLAG([-Wformat],[CXXFLAGS="$CXXFLAGS -Wformat"],,[[$CXXFLAG_WERROR]])
AX_CHECK_COMPILE_FLAG([-Wformat-security],[CXXFLAGS="$CXXFLAGS -Wformat-security"],,[[$CXXFLAG_WERROR]])
+ AX_CHECK_COMPILE_FLAG([-Wshadow],[CXXFLAGS="$CXXFLAGS -Wshadow"],,[[$CXXFLAG_WERROR]])
## Some compilers (gcc) ignore unknown -Wno-* options, but warn about all
## unknown options if any other warning is produced. Test the -Wfoo case, and