llvm-6502/test/Transforms/InstCombine/2003-09-09-VolatileLoadElim.ll

; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine | llvm-dis | grep load
void %test(int* %P) {
	%X = volatile load int* %P  ; Dead but not deletable!
	ret void
}
Use the llvm-upgrade program to upgrade llvm assembly. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32115 91177308-0d34-0410-b5e6-96231b3b80d8 2006-12-02 04:23:10 +00:00			`; RUN: llvm-upgrade < %s \| llvm-as \| opt -instcombine \| llvm-dis \| grep load`
New testcase: do not DCE volatile loads! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8421 91177308-0d34-0410-b5e6-96231b3b80d8 2003-09-09 18:15:45 +00:00			`void %test(int* %P) {`
			`%X = volatile load int* %P ; Dead but not deletable!`
			`ret void`
			`}`