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path: root/testing/llvm3.7/llvm-0003-musl-hacks.patch
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From faca3fbd15d0c3108493c3c54cd93138e049ac43 Mon Sep 17 00:00:00 2001
From: Andrea Brancaleoni <miwaxe@gmail.com>
Date: Tue, 8 Sep 2015 22:03:02 +0200
Subject: [PATCH 3/3] musl

---
 include/llvm/Analysis/TargetLibraryInfo.h | 9 +++++++++
 lib/Analysis/TargetLibraryInfo.cpp        | 5 +++--
 lib/Support/DynamicLibrary.cpp            | 2 +-
 lib/Support/Unix/Signals.inc              | 6 +++---
 utils/unittest/googletest/src/gtest.cc    | 1 +
 5 files changed, 17 insertions(+), 6 deletions(-)

diff --git a/include/llvm/Analysis/TargetLibraryInfo.h b/include/llvm/Analysis/TargetLibraryInfo.h
index e0a1ee3..465b65a 100644
--- a/include/llvm/Analysis/TargetLibraryInfo.h
+++ b/include/llvm/Analysis/TargetLibraryInfo.h
@@ -18,6 +18,15 @@
 #include "llvm/IR/Module.h"
 #include "llvm/Pass.h"
 
+#undef fopen64
+#undef fseeko64
+#undef fstat64
+#undef fstatvfs64
+#undef ftello64
+#undef lstat64
+#undef stat64
+#undef tmpfile64
+
 namespace llvm {
 /// VecDesc - Describes a possible vectorization of a function.
 /// Function 'VectorFnName' is equivalent to 'ScalarFnName' vectorized
diff --git a/lib/Analysis/TargetLibraryInfo.cpp b/lib/Analysis/TargetLibraryInfo.cpp
index 635c50c..863f4a0 100644
--- a/lib/Analysis/TargetLibraryInfo.cpp
+++ b/lib/Analysis/TargetLibraryInfo.cpp
@@ -336,14 +336,15 @@ static void initialize(TargetLibraryInfoImpl &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 a/lib/Support/DynamicLibrary.cpp b/lib/Support/DynamicLibrary.cpp
index 9a7aeb5..e21750d 100644
--- a/lib/Support/DynamicLibrary.cpp
+++ b/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 a/lib/Support/Unix/Signals.inc b/lib/Support/Unix/Signals.inc
index bfe2a3a..e8372d9 100644
--- a/lib/Support/Unix/Signals.inc
+++ b/lib/Support/Unix/Signals.inc
@@ -117,7 +117,7 @@ static void RegisterHandlers() {
   // during handling an actual signal because you can't safely call new in a
   // signal handler.
   *SignalsMutex;
-  
+
   // If the handlers are already registered, we're done.
   if (NumRegisteredSignals != 0) return;
 
@@ -164,7 +164,7 @@ static void RemoveFilesToRemove() {
     // super-user permissions.
     if (!S_ISREG(buf.st_mode))
       continue;
-  
+
     // Otherwise, remove the file. We ignore any errors here as there is nothing
     // else we can do.
     unlink(path);
@@ -430,7 +430,7 @@ static bool printSymbolizedStackTrace(void **StackTrace, int Depth,
 // On glibc systems we have the 'backtrace' function, which works nicely, but
 // doesn't demangle symbols.
 void llvm::sys::PrintStackTrace(raw_ostream &OS) {
-#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 a/utils/unittest/googletest/src/gtest.cc b/utils/unittest/googletest/src/gtest.cc
index 5780764..1d548c1 100644
--- a/utils/unittest/googletest/src/gtest.cc
+++ b/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
 
-- 
2.5.1