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After r300770, for libc++ and libcxxrt, use -isystem instead of -I.

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This should fix builds with external gcc toolchains from ports, which
also use -isystem to work around problems with gcc's --sysroot
implementation.  Thanks to Bryan Drewery for this workaround.
This commit is contained in:
Dimitry Andric 2016-05-27 20:45:32 +00:00
parent 1e45d04b7b
commit 09210a281c
2 changed files with 2 additions and 2 deletions
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2
lib/libc++/Makefile
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@ -63,7 +63,7 @@ cxxrt_${_S}: ${_LIBCXXRTDIR}/${_S} .NOMETA
.endfor
WARNS= 0
CFLAGS+= -I${HDRDIR} -I${_LIBCXXRTDIR} -nostdinc++ -nostdlib -DLIBCXXRT
CFLAGS+= -isystem ${HDRDIR} -isystem ${_LIBCXXRTDIR} -nostdinc++ -nostdlib -DLIBCXXRT
.if empty(CXXFLAGS:M-std=*)
CXXFLAGS+= -std=c++11
.endif

2
lib/libcxxrt/Makefile
View file

@ -21,7 +21,7 @@ SRCS+= libelftc_dem_gnu3.c\
guard.cc
WARNS= 0
CFLAGS+= -I${SRCDIR} -nostdinc++
CFLAGS+= -isystem ${SRCDIR} -nostdinc++
.if empty(CXXFLAGS:M-std=*)
CXXFLAGS+= -std=c++11
.endif