Add more functions

llvm-svn: 9826
diff --git a/llvm/lib/Analysis/IPA/CallGraph.cpp b/llvm/lib/Analysis/IPA/CallGraph.cpp
index 5ee3d3c..200e81f 100644
--- a/llvm/lib/Analysis/IPA/CallGraph.cpp
+++ b/llvm/lib/Analysis/IPA/CallGraph.cpp
@@ -126,6 +126,12 @@
   "__strtod_l",
   "__strtold_l",
 
+  // Math functions
+  "exp", "sqrt", "cbrt", "hypot",
+  "log", "log10", "pow",
+  "sin", "cos", "tan",
+  "asin", "acos", "atan", "atan2",
+
   // Locale functions
   "__uselocale",
   "__newlocale",
@@ -143,6 +149,8 @@
   // Random stuff
   "__assert_fail",
   "__errno_location",
+  "clock", "time",
+  "__main",
 };