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cflags.inc.mk: fix cflags test for llvm

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gcc does an error but not clang, so add -Werror.
This commit is contained in:
Gaëtan Harter 2018-07-19 18:25:51 +02:00
parent 51a9ac1795
commit a99dd332cc
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1 changed files with 1 additions and 1 deletions
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makefiles/cflags.inc.mk
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@ -28,7 +28,7 @@ endif
# Template for testing a compiler flag and adding it to CFLAGS (errors usually
# happens when using older toolchains which do not support the given flags)
define cflags_test_and_add
ifeq ($(shell $(CC) $(1) -E - 2>/dev/null >/dev/null </dev/null ; echo $$?),0)
ifeq ($(shell $(CC) -Werror $(1) -E - 2>/dev/null >/dev/null </dev/null ; echo $$?),0)
CFLAGS += $(1)
endif
endef