Date: Thu, 23 May 2013 10:33:33 +0000 From: "Eggert, Lars" <lars@netapp.com> To: Dimitry Andric <dim@freebsd.org> Cc: "current@freebsd.org" <current@freebsd.org> Subject: Re: ccache issues during buildworld on recent -CURRENT Message-ID: <743F375A-F0C1-466E-8E34-E1319FFD9045@netapp.com> In-Reply-To: <519CADE5.5020908@FreeBSD.org> References: <7DBA8962-9108-489E-81EA-ECE8D72698D1@netapp.com> <519CADE5.5020908@FreeBSD.org>
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Hi,
On May 22, 2013, at 13:37, Dimitry Andric <dim@freebsd.org> wrote:
> Can you try to figure out which copy of clang ccache finds and runs?
I enabled CCACHE_LOGFILE, and it seems that it runs /usr/bin/clang:
[2013-05-23T12:25:36.810346 48913] Command line: /usr/local/libexec/ccache/=
clang --sysroot=3D/home/elars/obj/usr/home/elars/src/tmp -B/home/elars/obj/=
usr/home/elars/src/tmp/usr/bin -E -M -I/usr/home/elars/src/lib/clang/libcla=
ngbasic/../../../contrib/llvm/include -I/usr/home/elars/src/lib/clang/libcl=
angbasic/../../../contrib/llvm/tools/clang/include -I/usr/home/elars/src/li=
b/clang/libclangbasic/../../../contrib/llvm/tools/clang/lib/Basic -I. -I/us=
r/home/elars/src/lib/clang/libclangbasic/../../../contrib/llvm/../../lib/cl=
ang/include -DLLVM_ON_UNIX -DLLVM_ON_FREEBSD -D__STDC_LIMIT_MACROS -D__STDC=
_CONSTANT_MACROS -DCLANG_ENABLE_ARCMT -DCLANG_ENABLE_REWRITER -DCLANG_ENABL=
E_STATIC_ANALYZER -DLLVM_DEFAULT_TARGET_TRIPLE=3D"x86_64-unknown-freebsd10.=
0" -DLLVM_HOSTTRIPLE=3D"x86_64-unknown-freebsd10.0" -DDEFAULT_SYSROOT=3D"" =
/usr/home/elars/src/lib/clang/libclangbasic/../../../contrib/llvm/tools/cla=
ng/lib/Basic/Builtins.cpp /usr/home/elars/src/lib/clang/libclangbasic/../..=
/../contrib/llvm/tools/clang/lib/Basic/CharInfo.cpp /usr/home/elars/src/lib=
/clang/libclangbasic/../../../contrib/llvm/tools/clang/lib/Basic/Diagnostic=
.cpp /usr/home/elars/src/lib/clang/libclangbasic/../../../contrib/llvm/tool=
s/clang/lib/Basic/DiagnosticIDs.cpp /usr/home/elars/src/lib/clang/libclangb=
asic/../../../contrib/llvm/tools/clang/lib/Basic/FileManager.cpp /usr/home/=
elars/src/lib/clang/libclangbasic/../../../contrib/llvm/tools/clang/lib/Bas=
ic/FileSystemStatCache.cpp /usr/home/elars/src/lib/clang/libclangbasic/../.=
./../contrib/llvm/tools/clang/lib/Basic/IdentifierTable.cpp /usr/home/elars=
/src/lib/clang/libclangbasic/../../../contrib/llvm/tools/clang/lib/Basic/La=
ngOptions.cpp /usr/home/elars/src/lib/clang/libclangbasic/../../../contrib/=
llvm/tools/clang/lib/Basic/Module.cpp /usr/home/elars/src/lib/clang/libclan=
gbasic/../../../contrib/llvm/tools/clang/lib/Basic/ObjCRuntime.cpp /usr/hom=
e/elars/src/lib/clang/libclangbasic/../../../contrib/llvm/tools/clang/lib/B=
asic/OpenMPKinds.cpp /usr/home/elars/src/lib/clang/libclangbasic/../../../c=
ontrib/llvm/tools/clang/lib/Basic/OperatorPrecedence.cpp /usr/home/elars/sr=
c/lib/clang/libclangbasic/../../../contrib/llvm/tools/clang/lib/Basic/Sourc=
eLocation.cpp /usr/home/elars/src/lib/clang/libclangbasic/../../../contrib/=
llvm/tools/clang/lib/Basic/SourceManer.cpp /usr/home/elars/src/lib/clang/li=
bclangbasic/../../../contrib/llvm/tools/clang/lib/Basic/TargetInfo.cpp /usr=
/home/elars/src/lib/clang/libclangbasic/../../../contrib/llvm/tools/clang/l=
ib/Basic/Targets.cpp /usr/home/elars/src/lib/clang/libclangbasic/../../../c=
ontrib/llvm/tools/clang/lib/Basic/TokenKinds.cpp /usr/home/elars/src/lib/cl=
ang/libclangbasic/../../../contrib/llvm/tools/clang/lib/Basic/Version.cpp /=
usr/home/elars/src/lib/clang/libclangbasic/../../../contrib/llvm/tools/clan=
g/lib/Basic/VersionTuple.cpp
[2013-05-23T12:25:36.810373 48913] Hostname: stanley.muccbc.hq.netapp.com
[2013-05-23T12:25:36.810380 48913] Working directory: (null)
[2013-05-23T12:25:36.810399 48913] Failed; falling back to running the real=
compiler
[2013-05-23T12:25:36.810405 48913] Executing /usr/bin/clang --sysroot=3D/ho=
me/elars/obj/usr/home/elars/src/tmp -B/home/elars/obj/usr/home/elars/src/tm=
p/usr/bin -E -M -I/usr/home/elars/src/lib/clang/libclangbasic/../../../cont=
rib/llvm/include -I/usr/home/elars/src/lib/clang/libclangbasic/../../../con=
trib/llvm/tools/clang/include -I/usr/home/elars/src/lib/clang/libclangbasic=
/../../../contrib/llvm/tools/clang/lib/Basic -I. -I/usr/home/elars/src/lib/=
clang/libclangbasic/../../../contrib/llvm/../../lib/clang/include -DLLVM_ON=
_UNIX -DLLVM_ON_FREEBSD -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -DCL=
ANG_ENABLE_ARCMT -DCLANG_ENABLE_REWRITER -DCLANG_ENABLE_STATIC_ANALYZER -DL=
LVM_DEFAULT_TARGET_TRIPLE=3D"x86_64-unknown-freebsd10.0" -DLLVM_HOSTTRIPLE=
=3D"x86_64-unknown-freebsd10.0" -DDEFAULT_SYSROOT=3D"" /usr/home/elars/src/=
lib/clang/libclangbasic/../../../contrib/llvm/tools/clang/lib/Basic/Builtin=
s.cpp /usr/home/elars/src/lib/clang/libclangbasic/../../../contrib/llvm/too=
ls/clang/lib/Basic/CharInfo.cpp /usr/home/elars/src/lib/clang/libclangbasic=
/../../../contrib/llvm/tools/clang/lib/Basic/Diagnostic.cpp /usr/home/elars=
/src/lib/clang/libclangbasic/../../../contrib/llvm/tools/clang/lib/Basic/Di=
agnosticIDs.cpp /usr/home/elars/src/lib/clang/libclangbasic/../../../contri=
b/llvm/tools/clang/lib/Basic/FileManager.cpp /usr/home/elars/src/lib/clang/=
libclangbasic/../../../contrib/llvm/tools/clang/lib/Basic/FileSystemStatCac=
he.cpp /usr/home/elars/src/lib/clang/libclangbasic/../../../contrib/llvm/to=
ols/clang/lib/Basic/IdentifierTable.cpp /usr/home/elars/src/lib/clang/libcl=
angbasic/../../../contrib/llvm/tools/clang/lib/Basic/LangOptions.cpp /usr/h=
ome/elars/src/lib/clang/libclangbasic/../../../contrib/llvm/tools/clang/lib=
/Basic/Module.cpp /usr/home/elars/src/lib/clang/libclangbasic/../../../cont=
rib/llvm/tools/clang/lib/Basic/ObjCRuntime.cpp /usr/home/elars/src/lib/clan=
g/libclangbasic/../../../contrib/llvm/tools/clang/lib/Basic/OpenMPKinds.cpp=
/usr/home/elars/src/lib/clang/libclangbasic/../../../contrib/llvm/tools/cl=
ang/lib/Basic/OperatorPrecedence.cpp /usr/home/elars/src/lib/clang/libclang=
basic/../../../contrib/llvm/tools/clang/lib/Basic/SourceLocation.cpp /usr/h=
ome/elars/src/lib/clang/libclangbasic/../../../contrib/llvm/tools/clang/lib=
/Basic/SourceManager.cpp /usr/home/elars/src/lib/clang/libclangbasic/../../=
../contrib/llvm/tools/clang/lib/Basic/TargetInfo.cpp /usr/home/elars/src/li=
b/clang/libclangbasic/../../../contrib/llvm/tools/clang/lib/Basic/Targets.c=
pp /usr/home/elars/src/lib/clang/libclangbasic/../../../contrib/llvm/tools/=
clang/lib/Basic/TokenKinds.cpp /usr/home/elars/src/lib/clang/libclangbasic/=
../../../contrib/llvm/tools/clang/lib/Basic/Version.cpp /usr/home/elars/src=
/lib/clang/libclangbasic/../../../contrib/llvm/tools/clang/lib/Basic/Versio=
nTuple.cpp
[2013-05-23T12:25:36.810473 48913] Acquired lock /var/db/ccache/f/stats.loc=
k
[2013-05-23T12:25:36.810641 48913] Releasing lock /var/db/ccache/f/stats.lo=
ck
[2013-05-23T12:25:36.810649 48913] Unlink /var/db/ccache/f/stats.lock (as-t=
mp)
[2013-05-23T12:25:36.811008 48913] Result: called for preprocessing =20
> Since emmintrin.h is an internal header, normally it should find it in
> /usr/include/clang/$VERSION. During the later stages of buildworld,
> this directory will be located under ${WORLDTMP}.
>=20
> It looks like this clang invocation uses --sysroot, so maybe you can
> check whether the file:
>=20
> /home/elars/obj/usr/home/elars/src/tmp/usr/include/clang/3.3/emmintrin.h
>=20
> exists.
That file does exist:
[elars@stanley ~/src]$ ll /home/elars/obj/usr/home/elars/src/tmp/usr/includ=
e/clang/3.3/emmintrin.h
-rwxr-xr-x 1 elars wheel 40792 May 3 14:02 /home/elars/obj/usr/home/ela=
rs/src/tmp/usr/include/clang/3.3/emmintrin.h*
Lars=
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