llvm-6502/test/CodeGen/X86/2006-10-19-SwitchUnnecessaryBranching.ll

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; RUN: llvm-as < %s | llc -march=x86 -asm-verbose | %prcontext je 1 | \
; RUN: grep BB1_1:
@str = internal constant [14 x i8] c"Hello world!\0A\00" ; <[14 x i8]*> [#uses=1]
@str.upgrd.1 = internal constant [13 x i8] c"Blah world!\0A\00" ; <[13 x i8]*> [#uses=1]
define i32 @main(i32 %argc, i8** %argv) {
entry:
switch i32 %argc, label %UnifiedReturnBlock [
i32 1, label %bb
i32 2, label %bb2
]
bb: ; preds = %entry
%tmp1 = tail call i32 (i8*, ...)* @printf( i8* getelementptr ([14 x i8]* @str, i32 0, i64 0) ) ; <i32> [#uses=0]
ret i32 0
bb2: ; preds = %entry
%tmp4 = tail call i32 (i8*, ...)* @printf( i8* getelementptr ([13 x i8]* @str.upgrd.1, i32 0, i64 0) ) ; <i32> [#uses=0]
ret i32 0
UnifiedReturnBlock: ; preds = %entry
ret i32 0
}
declare i32 @printf(i8*, ...)