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llvm: fix compilation under musl

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This commit is contained in:
John Regan 2015-05-03 20:25:37 -05:00 committed by John Regan
parent 83ab430128
commit da5aefaa14
14 changed files with 475 additions and 1 deletions
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29
srcpkgs/llvm/files/patches/cfe/cfe-001-fix-stdint.patch Normal file
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@ -0,0 +1,29 @@
diff --git lib/Headers/stdint.h lib/Headers/stdint.h
index 0303db9..8ca28df 100644
--- lib/Headers/stdint.h
+++ lib/Headers/stdint.h
@@ -22,8 +22,6 @@
*
\*===----------------------------------------------------------------------===*/
-#ifndef __CLANG_STDINT_H
-#define __CLANG_STDINT_H
/* If we're hosted, fall back to the system's stdint.h, which might have
* additional definitions.
@@ -72,6 +70,8 @@
# endif
#else
+#ifndef __CLANG_STDINT_H
+#define __CLANG_STDINT_H
/* C99 7.18.1.1 Exact-width integer types.
* C99 7.18.1.2 Minimum-width integer types.
@@ -703,5 +703,5 @@ typedef __UINTMAX_TYPE__ uintmax_t;
#define INTMAX_C(v) __INTN_C(__INTMAX_WIDTH__, v)
#define UINTMAX_C(v) __UINTN_C(__INTMAX_WIDTH__, v)
-#endif /* __STDC_HOSTED__ */
#endif /* __CLANG_STDINT_H */
+#endif /* __STDC_HOSTED__ */

27
srcpkgs/llvm/files/patches/cfe/cfe-002-default-runtime-compiler-rt.patch Normal file
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@ -0,0 +1,27 @@
diff --git lib/Driver/ToolChains.cpp lib/Driver/ToolChains.cpp
index f789fd5..07fc182 100644
--- lib/Driver/ToolChains.cpp
+++ lib/Driver/ToolChains.cpp
@@ -3385,6 +3385,10 @@ void Linux::AddClangCXXStdlibIncludeArgs(const ArgList &DriverArgs,
}
}
+ToolChain::RuntimeLibType Linux::GetDefaultRuntimeLibType() const {
+ return ToolChain::RLT_CompilerRT;
+}
+
bool Linux::isPIEDefault() const {
return getSanitizerArgs().requiresPIE();
}
diff --git lib/Driver/ToolChains.h lib/Driver/ToolChains.h
index 47fb10d..88aee51 100644
--- lib/Driver/ToolChains.h
+++ lib/Driver/ToolChains.h
@@ -640,6 +640,7 @@ public:
void
AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
llvm::opt::ArgStringList &CC1Args) const override;
+ RuntimeLibType GetDefaultRuntimeLibType() const override;
bool isPIEDefault() const override;
std::string Linker;

33
srcpkgs/llvm/files/patches/cfe/cfe-003-fix-unwind-chain-inclusion.patch Normal file
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@ -0,0 +1,33 @@
diff --git lib/Headers/unwind.h lib/Headers/unwind.h
index 90aca16..ef96969 100644
--- lib/Headers/unwind.h
+++ lib/Headers/unwind.h
@@ -23,9 +23,6 @@
/* See "Data Definitions for libgcc_s" in the Linux Standard Base.*/
-#ifndef __CLANG_UNWIND_H
-#define __CLANG_UNWIND_H
-
#if defined(__APPLE__) && __has_include_next(<unwind.h>)
/* Darwin (from 11.x on) provide an unwind.h. If that's available,
* use it. libunwind wraps some of its definitions in #ifdef _GNU_SOURCE,
@@ -53,6 +50,9 @@
# endif
#else
+#ifndef __CLANG_UNWIND_H
+#define __CLANG_UNWIND_H
+
#include <stdint.h>
#ifdef __cplusplus
@@ -277,6 +277,7 @@ _Unwind_Ptr _Unwind_GetTextRelBase(struct _Unwind_Context *);
}
#endif
+#endif /* __CLANG_UNWIND_H */
+
#endif
-#endif /* __CLANG_UNWIND_H */

37
srcpkgs/llvm/files/patches/cfe/cfe-004-add-musl-triples.patch Normal file
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@ -0,0 +1,37 @@
diff --git lib/Driver/ToolChains.cpp lib/Driver/ToolChains.cpp
index 07fc182..232f99e 100644
--- lib/Driver/ToolChains.cpp
+++ lib/Driver/ToolChains.cpp
@@ -1296,7 +1296,10 @@ bool Generic_GCC::GCCInstallationDetector::getBiarchSibling(Multilib &M) const {
static const char *const ARMTriples[] = { "arm-linux-gnueabi",
"arm-linux-androideabi" };
static const char *const ARMHFTriples[] = { "arm-linux-gnueabihf",
- "armv7hl-redhat-linux-gnueabi" };
+ "armv7hl-redhat-linux-gnueabi",
+ "armv6-linux-musleabihf",
+ "armv7-linux-musleabihf",
+ "arm-linux-musleabihf" };
static const char *const ARMebLibDirs[] = { "/lib" };
static const char *const ARMebTriples[] = { "armeb-linux-gnueabi",
"armeb-linux-androideabi" };
@@ -1308,7 +1311,8 @@ bool Generic_GCC::GCCInstallationDetector::getBiarchSibling(Multilib &M) const {
"x86_64-linux-gnu", "x86_64-unknown-linux-gnu", "x86_64-pc-linux-gnu",
"x86_64-redhat-linux6E", "x86_64-redhat-linux", "x86_64-suse-linux",
"x86_64-manbo-linux-gnu", "x86_64-linux-gnu", "x86_64-slackware-linux",
- "x86_64-linux-android", "x86_64-unknown-linux"
+ "x86_64-linux-android", "x86_64-linux-musl", "x86_64-pc-linux-musl",
+ "x86_64-unknown-linux"
};
static const char *const X32LibDirs[] = { "/libx32" };
static const char *const X86LibDirs[] = { "/lib32", "/lib" };
@@ -1316,7 +1320,9 @@ bool Generic_GCC::GCCInstallationDetector::getBiarchSibling(Multilib &M) const {
"i686-linux-gnu", "i686-pc-linux-gnu", "i486-linux-gnu", "i386-linux-gnu",
"i386-redhat-linux6E", "i686-redhat-linux", "i586-redhat-linux",
"i386-redhat-linux", "i586-suse-linux", "i486-slackware-linux",
- "i686-montavista-linux", "i686-linux-android", "i586-linux-gnu"
+ "i686-montavista-linux", "i686-linux-android", "i586-linux-gnu",
+ "i486-linux-musl", "i486-pc-linux-musl",
+ "i686-linux-musl", "i686-pc-linux-musl"
};
static const char *const MIPSLibDirs[] = { "/lib" };

59
srcpkgs/llvm/files/patches/cfe/cfe-005-fix-dynamic-linker-paths.patch Normal file
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@ -0,0 +1,59 @@
diff --git lib/Driver/Tools.cpp lib/Driver/Tools.cpp
index 75eef9e..4f32678 100644
--- lib/Driver/Tools.cpp
+++ lib/Driver/Tools.cpp
@@ -7282,8 +7282,14 @@ static std::string getLinuxDynamicLinker(const ArgList &Args,
return "/system/bin/linker64";
else
return "/system/bin/linker";
- } else if (ToolChain.getArch() == llvm::Triple::x86 ||
- ToolChain.getArch() == llvm::Triple::sparc)
+ } else if (ToolChain.getArch() == llvm::Triple::x86) {
+ switch (ToolChain.getTriple().getEnvironment()) {
+ case llvm::Triple::Musl:
+ return "/lib/ld-musl-i386.so.1";
+ default:
+ return "/lib/ld-linux.so.2";
+ }
+ } else if (ToolChain.getArch() == llvm::Triple::sparc)
return "/lib/ld-linux.so.2";
else if (ToolChain.getArch() == llvm::Triple::aarch64)
return "/lib/ld-linux-aarch64.so.1";
@@ -7291,10 +7297,17 @@ static std::string getLinuxDynamicLinker(const ArgList &Args,
return "/lib/ld-linux-aarch64_be.so.1";
else if (ToolChain.getArch() == llvm::Triple::arm ||
ToolChain.getArch() == llvm::Triple::thumb) {
- if (ToolChain.getTriple().getEnvironment() == llvm::Triple::GNUEABIHF)
- return "/lib/ld-linux-armhf.so.3";
- else
+ switch (ToolChain.getTriple().getEnvironment()) {
+ case llvm::Triple::Musl:
+ case llvm::Triple::MuslEABI:
+ return "/lib/ld-musl-arm.so.1";
+ case llvm::Triple::MuslEABIHF:
+ return "/lib/ld-musl-armhf.so.1";
+ case llvm::Triple::GNUEABIHF:
+ return "/lib/ld-linux-armhf.so.1";
+ default:
return "/lib/ld-linux.so.3";
+ }
} else if (ToolChain.getArch() == llvm::Triple::armeb ||
ToolChain.getArch() == llvm::Triple::thumbeb) {
if (ToolChain.getTriple().getEnvironment() == llvm::Triple::GNUEABIHF)
@@ -7339,8 +7352,14 @@ static std::string getLinuxDynamicLinker(const ArgList &Args,
else if (ToolChain.getArch() == llvm::Triple::x86_64 &&
ToolChain.getTriple().getEnvironment() == llvm::Triple::GNUX32)
return "/libx32/ld-linux-x32.so.2";
- else
- return "/lib64/ld-linux-x86-64.so.2";
+ else {
+ switch (ToolChain.getTriple().getEnvironment()) {
+ case llvm::Triple::Musl:
+ return "/lib/ld-musl-x86_64.so.1";
+ default:
+ return "/lib64/ld-linux-x86-64.so.2";
+ }
+ }
}
static void AddRunTimeLibs(const ToolChain &TC, const Driver &D,

14
srcpkgs/llvm/files/patches/cfe/cfe-006-no-use-cxa-atexit.patch Normal file
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@ -0,0 +1,14 @@
diff --git lib/Driver/Tools.cpp lib/Driver/Tools.cpp
index 3e71522..5a5cba7 100644
--- lib/Driver/Tools.cpp
+++ lib/Driver/Tools.cpp
@@ -3978,7 +3978,8 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
options::OPT_fno_use_cxa_atexit,
!IsWindowsCygnus && !IsWindowsGNU &&
getToolChain().getArch() != llvm::Triple::hexagon &&
- getToolChain().getArch() != llvm::Triple::xcore) ||
+ getToolChain().getArch() != llvm::Triple::xcore &&
+ getToolChain().getTriple().getEnvironment() != llvm::Triple::Musl) ||
KernelOrKext)
CmdArgs.push_back("-fno-use-cxa-atexit");

14
srcpkgs/llvm/files/patches/cfe/cfe-007-musl-use-init-array.patch Normal file
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@ -0,0 +1,14 @@
diff --git lib/Driver/ToolChains.cpp lib/Driver/ToolChains.cpp
index 7b15c54..3155ade 100644
--- lib/Driver/ToolChains.cpp
+++ lib/Driver/ToolChains.cpp
@@ -2088,7 +2088,8 @@ void Generic_ELF::addClangTargetOptions(const ArgList &DriverArgs,
getTriple().getArch() == llvm::Triple::aarch64_be ||
(getTriple().getOS() == llvm::Triple::Linux &&
(!V.isOlderThan(4, 7, 0) ||
- getTriple().getEnvironment() == llvm::Triple::Android));
+ getTriple().getEnvironment() == llvm::Triple::Android ||
+ getTriple().getEnvironment() == llvm::Triple::Musl));
if (DriverArgs.hasFlag(options::OPT_fuse_init_array,
options::OPT_fno_use_init_array,

23
srcpkgs/llvm/files/patches/cfe/cfe-008-remove-lgcc-when-using-compiler-rt.patch Normal file
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@ -0,0 +1,23 @@
diff --git lib/Driver/Tools.cpp lib/Driver/Tools.cpp
index 5a5cba7..701ac12 100644
--- lib/Driver/Tools.cpp
+++ lib/Driver/Tools.cpp
@@ -2157,12 +2157,12 @@ static void addClangRT(const ToolChain &TC, const ArgList &Args,
ArgStringList &CmdArgs) {
CmdArgs.push_back(Args.MakeArgString(getCompilerRT(TC, "builtins")));
- if (!TC.getTriple().isOSWindows()) {
- // FIXME: why do we link against gcc when we are using compiler-rt?
- CmdArgs.push_back("-lgcc_s");
- if (TC.getDriver().CCCIsCXX())
- CmdArgs.push_back("-lgcc_eh");
- }
+ // if (!TC.getTriple().isOSWindows()) {
+ // // FIXME: why do we link against gcc when we are using compiler-rt?
+ // CmdArgs.push_back("-lgcc_s");
+ // if (TC.getDriver().CCCIsCXX())
+ // CmdArgs.push_back("-lgcc_eh");
+ // }
}
static void addProfileRT(const ToolChain &TC, const ArgList &Args,

13
srcpkgs/llvm/files/patches/compiler-rt/compiler-rt-002-musl-no-dlvsym.patch Normal file
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@ -0,0 +1,13 @@
diff --git lib/interception/interception_linux.cc lib/interception/interception_linux.cc
index 6e908ac..7fcf2a6 100644
--- lib/interception/interception_linux.cc
+++ lib/interception/interception_linux.cc
@@ -24,7 +24,7 @@ bool GetRealFunctionAddress(const char *func_name, uptr *func_addr,
return real == wrapper;
}
-#if !defined(__ANDROID__) // android does not have dlvsym
+#if 0 // !defined(__ANDROID__) // android does not have dlvsym
void *GetFuncAddrVer(const char *func_name, const char *ver) {
return dlvsym(RTLD_NEXT, func_name, ver);
}

25
srcpkgs/llvm/files/patches/compiler-rt/compiler-rt_musl_001-disable-sanitizers.patch Normal file
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@ -0,0 +1,25 @@
diff --git lib/Makefile.mk lib/Makefile.mk
index ed9690d..aacb2b1 100644
--- lib/Makefile.mk
+++ lib/Makefile.mk
@@ -10,13 +10,13 @@
SubDirs :=
# Add submodules.
-SubDirs += asan
+# SubDirs += asan
SubDirs += builtins
-SubDirs += dfsan
+# SubDirs += dfsan
SubDirs += interception
-SubDirs += lsan
-SubDirs += msan
+# SubDirs += lsan
+# SubDirs += msan
SubDirs += profile
-SubDirs += sanitizer_common
-SubDirs += tsan
-SubDirs += ubsan
+# SubDirs += sanitizer_common
+# SubDirs += tsan
+# SubDirs += ubsan

26
srcpkgs/llvm/files/patches/llvm/llvm-001-fix-gcc-4.9.patch Normal file
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@ -0,0 +1,26 @@
diff --git include/llvm/IR/LegacyPassNameParser.h include/llvm/IR/LegacyPassNameParser.h
index e2e4912..a07e3fd 100644
--- include/llvm/IR/LegacyPassNameParser.h
+++ include/llvm/IR/LegacyPassNameParser.h
@@ -95,6 +95,8 @@ private:
}
};
+EXTERN_TEMPLATE_INSTANTIATION(class cl::parser<const PassInfo *>);
+
///===----------------------------------------------------------------------===//
/// FilteredPassNameParser class - Make use of the pass registration
/// mechanism to automatically add a command line argument to opt for
diff --git lib/IR/Pass.cpp lib/IR/Pass.cpp
index 91d86ae..00ce223 100644
--- lib/IR/Pass.cpp
+++ lib/IR/Pass.cpp
@@ -234,6 +234,8 @@ PassNameParser::~PassNameParser() {
// attempting to remove the registration listener is an error.
}
+TEMPLATE_INSTANTIATION(class cl::parser<const PassInfo *>);
+
//===----------------------------------------------------------------------===//
// AnalysisUsage Class Implementation
//

75
srcpkgs/llvm/files/patches/llvm/llvm-002-musl-triple.patch Normal file
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@ -0,0 +1,75 @@
diff --git include/llvm/ADT/Triple.h include/llvm/ADT/Triple.h
index 8a68599..072623c 100644
--- include/llvm/ADT/Triple.h
+++ include/llvm/ADT/Triple.h
@@ -154,6 +154,10 @@ public:
EABIHF,
Android,
+ Musl,
+ MuslEABI,
+ MuslEABIHF,
+
MSVC,
Itanium,
Cygnus,
diff --git lib/Support/Triple.cpp lib/Support/Triple.cpp
index 0838e90..4be78e5 100644
--- lib/Support/Triple.cpp
+++ lib/Support/Triple.cpp
@@ -175,6 +175,9 @@ const char *Triple::getEnvironmentTypeName(EnvironmentType Kind) {
case CODE16: return "code16";
case EABI: return "eabi";
case EABIHF: return "eabihf";
+ case Musl: return "musl";
+ case MuslEABIHF: return "musleabihf";
+ case MuslEABI: return "musleabi";
case Android: return "android";
case MSVC: return "msvc";
case Itanium: return "itanium";
@@ -375,6 +378,9 @@ static Triple::EnvironmentType parseEnvironment(StringRef EnvironmentName) {
.StartsWith("code16", Triple::CODE16)
.StartsWith("gnu", Triple::GNU)
.StartsWith("android", Triple::Android)
+ .StartsWith("musleabihf", Triple::MuslEABIHF)
+ .StartsWith("musleabi", Triple::MuslEABI)
+ .StartsWith("musl", Triple::Musl)
.StartsWith("msvc", Triple::MSVC)
.StartsWith("itanium", Triple::Itanium)
.StartsWith("cygnus", Triple::Cygnus)
diff --git lib/Target/ARM/ARMSubtarget.h lib/Target/ARM/ARMSubtarget.h
index dbacd4d..b330be5 100644
--- lib/Target/ARM/ARMSubtarget.h
+++ lib/Target/ARM/ARMSubtarget.h
@@ -369,8 +369,10 @@ public:
bool isTargetEHABICompatible() const {
return (TargetTriple.getEnvironment() == Triple::EABI ||
TargetTriple.getEnvironment() == Triple::GNUEABI ||
+ TargetTriple.getEnvironment() == Triple::MuslEABI ||
TargetTriple.getEnvironment() == Triple::EABIHF ||
TargetTriple.getEnvironment() == Triple::GNUEABIHF ||
+ TargetTriple.getEnvironment() == Triple::MuslEABIHF ||
TargetTriple.getEnvironment() == Triple::Android) &&
!isTargetDarwin() && !isTargetWindows();
}
@@ -379,6 +381,7 @@ public:
// FIXME: this is invalid for WindowsCE
return TargetTriple.getEnvironment() == Triple::GNUEABIHF ||
TargetTriple.getEnvironment() == Triple::EABIHF ||
+ TargetTriple.getEnvironment() == Triple::MuslEABIHF ||
isTargetWindows();
}
bool isTargetAndroid() const {
diff --git lib/Target/ARM/ARMTargetMachine.cpp lib/Target/ARM/ARMTargetMachine.cpp
index 7a8181b..ce5ceb9 100644
--- lib/Target/ARM/ARMTargetMachine.cpp
+++ lib/Target/ARM/ARMTargetMachine.cpp
@@ -87,6 +87,8 @@ computeTargetABI(const Triple &TT, StringRef CPU,
case llvm::Triple::GNUEABIHF:
case llvm::Triple::EABIHF:
case llvm::Triple::EABI:
+ case llvm::Triple::MuslEABI:
+ case llvm::Triple::MuslEABIHF:
TargetABI = ARMBaseTargetMachine::ARM_ABI_AAPCS;
break;
case llvm::Triple::GNU:

80
srcpkgs/llvm/files/patches/llvm/llvm-003-musl.patch Normal file
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@ -0,0 +1,80 @@
diff --git include/llvm/Target/TargetLibraryInfo.h include/llvm/Target/TargetLibraryInfo.h
index 46f87b9..41ac5fd 100644
--- include/llvm/Target/TargetLibraryInfo.h
+++ include/llvm/Target/TargetLibraryInfo.h
@@ -13,6 +13,15 @@
#include "llvm/ADT/DenseMap.h"
#include "llvm/Pass.h"
+#undef fopen64
+#undef fseeko64
+#undef fstat64
+#undef fstatvfs64
+#undef ftello64
+#undef lstat64
+#undef stat64
+#undef tmpfile64
+
namespace llvm {
class Triple;
diff --git lib/Support/DynamicLibrary.cpp lib/Support/DynamicLibrary.cpp
index d2b551e..4634a13 100644
--- lib/Support/DynamicLibrary.cpp
+++ lib/Support/DynamicLibrary.cpp
@@ -138,7 +138,7 @@ void* DynamicLibrary::SearchForAddressOfSymbol(const char *symbolName) {
// This macro returns the address of a well-known, explicit symbol
#define EXPLICIT_SYMBOL(SYM) \
- if (!strcmp(symbolName, #SYM)) return &SYM
+ if (!strcmp(symbolName, #SYM)) return (void *) &SYM
// On linux we have a weird situation. The stderr/out/in symbols are both
// macros and global variables because of standards requirements. So, we
diff --git lib/Support/Unix/Signals.inc lib/Support/Unix/Signals.inc
index e8f4643..8a320ef 100644
--- lib/Support/Unix/Signals.inc
+++ lib/Support/Unix/Signals.inc
@@ -416,7 +416,7 @@ static bool printSymbolizedStackTrace(void **StackTrace, int Depth, FILE *FD) {
// On glibc systems we have the 'backtrace' function, which works nicely, but
// doesn't demangle symbols.
void llvm::sys::PrintStackTrace(FILE *FD) {
-#if defined(HAVE_BACKTRACE) && defined(ENABLE_BACKTRACES)
+#if defined(__GLIBC__) && defined(HAVE_BACKTRACE) && defined(ENABLE_BACKTRACES)
static void* StackTrace[256];
// Use backtrace() to output a backtrace on Linux systems with glibc.
int depth = backtrace(StackTrace,
diff --git lib/Target/TargetLibraryInfo.cpp lib/Target/TargetLibraryInfo.cpp
index c0abdbd..ed908f8 100644
--- lib/Target/TargetLibraryInfo.cpp
+++ lib/Target/TargetLibraryInfo.cpp
@@ -664,14 +664,15 @@ static void initialize(TargetLibraryInfo &TLI, const Triple &T,
}
// The following functions are available on at least Linux:
- if (!T.isOSLinux()) {
+ if (!T.isOSLinux())
+ TLI.setUnavailable(LibFunc::memalign);
+ if (1 /*!T.isGlibc()*/) {
TLI.setUnavailable(LibFunc::dunder_strdup);
TLI.setUnavailable(LibFunc::dunder_strtok_r);
TLI.setUnavailable(LibFunc::dunder_isoc99_scanf);
TLI.setUnavailable(LibFunc::dunder_isoc99_sscanf);
TLI.setUnavailable(LibFunc::under_IO_getc);
TLI.setUnavailable(LibFunc::under_IO_putc);
- TLI.setUnavailable(LibFunc::memalign);
TLI.setUnavailable(LibFunc::fopen64);
TLI.setUnavailable(LibFunc::fseeko64);
TLI.setUnavailable(LibFunc::fstat64);
diff --git utils/unittest/googletest/src/gtest.cc utils/unittest/googletest/src/gtest.cc
index bf850c6..9e9088c 100644
--- utils/unittest/googletest/src/gtest.cc
+++ utils/unittest/googletest/src/gtest.cc
@@ -120,6 +120,7 @@
#if GTEST_CAN_STREAM_RESULTS_
# include <arpa/inet.h> // NOLINT
+# include <sys/socket.h> // NOLINT
# include <netdb.h> // NOLINT
#endif

21
srcpkgs/llvm/template
View file

@ -2,7 +2,7 @@
pkgname=llvm
version=3.6.0
wrksrc="llvm-${version}.src"
revision=1
revision=2
lib32disabled=yes
configure_args="--disable-expensive-checks --disable-debug-runtime
--enable-bindings=none --enable-optimized --enable-shared --enable-libffi
@ -34,6 +34,25 @@ if [ -z "$CROSS_BUILD" ]; then
fi
post_extract() {
# patches
cd ${XBPS_BUILDDIR}/llvm-${version}.src
for i in ${FILESDIR}/patches/llvm/llvm-*.patch; do
patch -sNp0 -i ${i}
done
cd ${XBPS_BUILDDIR}/compiler-rt-${version}.src
for i in ${FILESDIR}/patches/compiler-rt/compiler-rt-*.patch; do
patch -sNp0 -i ${i}
done
case "$XBPS_TARGET_MACHINE" in
*-musl) patch -sNp0 -i "${FILESDIR}/patches/compiler-rt/compiler-rt_musl_001-disable-sanitizers.patch" ;;
esac
cd ${XBPS_BUILDDIR}/cfe-${version}.src
for i in ${FILESDIR}/patches/cfe/cfe-*.patch; do
patch -sNp0 -i ${i}
done
# Move clang files into the llvm source.
if [ -d ${XBPS_BUILDDIR}/cfe-${version}.src ]; then
mv ${XBPS_BUILDDIR}/cfe-${version}.src ${wrksrc}/tools/clang