X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=configure.ac;h=efca1a7d3a4c6a9be868de06cad4311f55704e10;hb=b65205466248531d52f9d6dba16195864b023d4a;hp=9a32d9c8b6333db21c5dd8e134db3c0cc61fc11a;hpb=cd49e2f6641aaa3a9185704ca2f14a1e0855c247;p=elogind.git

diff --git a/configure.ac b/configure.ac
index 9a32d9c8b..efca1a7d3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -127,6 +127,7 @@ CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\
         -Winit-self \
         -Wdeclaration-after-statement \
         -Wfloat-equal \
+        -Wsuggest-attribute=noreturn \
         -Wmissing-prototypes \
         -Wstrict-prototypes \
         -Wredundant-decls \
@@ -144,6 +145,7 @@ CC_CHECK_FLAGS_APPEND([with_cflags], [CFLAGS], [\
         -Wno-unused-result \
         -Werror=overflow \
         -Wdate-time \
+        -Wnested-externs \
         -ffast-math \
         -fno-common \
         -fdiagnostics-show-option \