llvm-6502/test/Transforms/SimplifyCFG/UnreachableEliminate.ll
Chris Lattner d7e30973cd New testcase
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17115 91177308-0d34-0410-b5e6-96231b3b80d8
2004-10-18 04:06:41 +00:00

30 lines
484 B
LLVM

; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | not grep unreachable
void %test1(bool %C, bool* %BP) {
br bool %C, label %T, label %F
T:
store bool %C, bool* %BP ;; dead
unreachable
F:
ret void
}
void %test2() {
invoke void %test2() to label %N unwind label %U
U:
unreachable
N:
ret void
}
int %test3(int %v) {
switch int %v, label %default [ int 1, label %U
int 2, label %T]
default:
ret int 1
U:
unreachable
T:
ret int 2
}