diff options
Diffstat (limited to 'mk/toolchain')
| -rw-r--r-- | mk/toolchain/gcc/rte.toolchain-compat.mk | 5 | ||||
| -rw-r--r-- | mk/toolchain/gcc/rte.vars.mk | 9 |
2 files changed, 14 insertions, 0 deletions
diff --git a/mk/toolchain/gcc/rte.toolchain-compat.mk b/mk/toolchain/gcc/rte.toolchain-compat.mk index 01ac7e23..8dbd4417 100644 --- a/mk/toolchain/gcc/rte.toolchain-compat.mk +++ b/mk/toolchain/gcc/rte.toolchain-compat.mk @@ -42,6 +42,11 @@ GCC_MAJOR = $(shell echo __GNUC__ | $(CC) -E -x c - | tail -n 1) GCC_MINOR = $(shell echo __GNUC_MINOR__ | $(CC) -E -x c - | tail -n 1) GCC_VERSION = $(GCC_MAJOR)$(GCC_MINOR) +HOST_GCC_MAJOR = $(shell echo __GNUC__ | $(HOSTCC) -E -x c - | tail -n 1) +HOST_GCC_MINOR = $(shell echo __GNUC_MINOR__ | $(HOSTCC) -E -x c - | tail -n 1) +HOST_GCC_PATCHLEVEL = $(shell echo __GNUC_PATCHLEVEL__ | $(HOSTCC) -E -x c - | tail -n 1) +HOST_GCC_VERSION = $(HOST_GCC_MAJOR)$(HOST_GCC_MINOR) + # if GCC is older than 4.x ifeq ($(shell test $(GCC_VERSION) -lt 40 && echo 1), 1) MACHINE_CFLAGS = diff --git a/mk/toolchain/gcc/rte.vars.mk b/mk/toolchain/gcc/rte.vars.mk index 3b907e20..e7008c05 100644 --- a/mk/toolchain/gcc/rte.vars.mk +++ b/mk/toolchain/gcc/rte.vars.mk @@ -99,6 +99,15 @@ ifeq ($(shell test $(GCC_VERSION) -lt 47 && echo 1), 1) WERROR_FLAGS += -Wno-uninitialized endif +HOST_WERROR_FLAGS := $(WERROR_FLAGS) + +ifeq ($(shell test $(HOST_GCC_VERSION) -gt 70 && echo 1), 1) +# Tell GCC only to error for switch fallthroughs without a suitable comment +HOST_WERROR_FLAGS += -Wimplicit-fallthrough=2 +# Ignore errors for snprintf truncation +HOST_WERROR_FLAGS += -Wno-format-truncation +endif + ifeq ($(shell test $(GCC_VERSION) -gt 70 && echo 1), 1) # Tell GCC only to error for switch fallthroughs without a suitable comment WERROR_FLAGS += -Wimplicit-fallthrough=2 |