Simplify test case: remove declaration of __main() and call to it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6648 91177308-0d34-0410-b5e6-96231b3b80d8

test/ExecutionEngine/2003-01-04-ArgumentBug.ll

@@ -1,18 +1,13 @@
 
 implementation   ; Functions:
 
-declare void %__main()
-
 int %foo(int %X, int %Y, double %A) {
-bb0:		; No predecessors!
 	%cond212 = setne double %A, 1.000000e+00		; <bool> [#uses=1]
 	%cast110 = cast bool %cond212 to int		; <int> [#uses=1]
 	ret int %cast110
 }
 
 int %main() {
-bb0:		; No predecessors!
-	call void %__main( )
 	%reg212 = call int %foo( int 0, int 1, double 1.000000e+00 )		; <int> [#uses=1]
 	ret int %reg212
 }