From f691f14f01cdb1fe0b286ecd3379a32de092a17c Mon Sep 17 00:00:00 2001 From: Ulya Trofimovich Date: Sun, 23 Dec 2018 19:16:02 +0000 Subject: [PATCH] configure.ac: set -Wreturn-type to error. --- re2c/configure.ac | 1 + 1 file changed, 1 insertion(+) diff --git a/re2c/configure.ac b/re2c/configure.ac index e1ea7cf9..863744c9 100644 --- a/re2c/configure.ac +++ b/re2c/configure.ac @@ -67,6 +67,7 @@ TRY_CXXFLAG([-Wredundant-decls]) TRY_CXXFLAG([-Wsuggest-attribute=format]) TRY_CXXFLAG([-Wconversion]) TRY_CXXFLAG([-Wsign-conversion]) +TRY_CXXFLAG([-Werror=return-type]) TRY_CXXFLAG([-O2]) TRY_CXXFLAG([-Weverything], m4_join([ ], [-Wno-unknown-warning-option], dnl CLANG eats some GCC options only to warn they are unknown -- 2.40.0