From 1053bcd3c1bf402654645f34252db51a781b5af2 Mon Sep 17 00:00:00 2001 From: Daniel Silverstone Date: Thu, 26 Mar 2020 22:05:21 +0000 Subject: Makefile: Add STMTEXPR detection for wapcaplet Signed-off-by: Daniel Silverstone --- Makefile | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'Makefile') diff --git a/Makefile b/Makefile index f8b5e9ca4..ae1325fb9 100644 --- a/Makefile +++ b/Makefile @@ -600,6 +600,13 @@ CXXFLAGS += -DNETSURF_BUILTIN_LOG_FILTER=\"$(NETSURF_BUILTIN_LOG_FILTER)\" CFLAGS += -DNETSURF_BUILTIN_VERBOSE_FILTER=\"$(NETSURF_BUILTIN_VERBOSE_FILTER)\" CXXFLAGS += -DNETSURF_BUILTIN_VERBOSE_FILTER=\"$(NETSURF_BUILTIN_VERBOSE_FILTER)\" +# Determine if the C compiler supports statement expressions +# This is needed to permit certain optimisations in our library headers +ifneq ($(shell $(CC) -dM -E - < /dev/null | grep __GNUC__),) +CFLAGS += -DSTMTEXPR=1 +CXXFLAGS += -DSTMTEXPR=1 +endif + # ---------------------------------------------------------------------------- # General make rules # ---------------------------------------------------------------------------- -- cgit v1.2.3