[llvm-commits] CVS: llvm/tools/lli/lli.cpp

[Chris Lattner]

Changes in directory llvm/tools/lli:

lli.cpp updated: 1.69 -> 1.70
---
Log message:

reset errno to zero on entry to the application's main function.  This fixes 
MultiSource/Applications/minisat in the JIT.

Note that the libsystem stuff should ideally never modify errno.  :(



---
Diffs of the changes:  (+5 -1)

 lli.cpp |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletion(-)


Index: llvm/tools/lli/lli.cpp
diff -u llvm/tools/lli/lli.cpp:1.69 llvm/tools/lli/lli.cpp:1.70
--- llvm/tools/lli/lli.cpp:1.69	Mon Mar  5 21:12:55 2007
+++ llvm/tools/lli/lli.cpp	Fri Apr 27 12:02:33 2007
@@ -28,7 +28,7 @@
 #include "llvm/System/Process.h"
 #include "llvm/System/Signals.h"
 #include <iostream>
-
+#include <cerrno>
 using namespace llvm;
 
 namespace {
@@ -128,6 +128,10 @@
     // function later on to make an explicit call, so get the function now. 
     Constant *Exit = Mod->getOrInsertFunction("exit", Type::VoidTy,
                                                           Type::Int32Ty, NULL);
+    
+    // Reset errno to zero on entry to main.
+    errno = 0;
+   
     // Run static constructors.
     EE->runStaticConstructorsDestructors(false);