llvm-6502/test/Transforms/DeadStoreElimination/volatile-load.ll

; RUN: opt < %s -dse -S | grep {volatile load}

@g_1 = global i32 0

define void @foo() nounwind  {
	%t = volatile load i32* @g_1
	ret void
}
Change tests from "opt %s" to "opt < %s" so that opt doesn't see the input filename so that opt doesn't print the input filename in the output so that grep lines in the tests don't unintentionally match strings in the input filename. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8 2009-09-11 18:01:28 +00:00			`; RUN: opt < %s -dse -S \| grep {volatile load}`
Fix DSE to not eliminate volatile loads with no uses. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50370 91177308-0d34-0410-b5e6-96231b3b80d8 2008-04-28 19:51:27 +00:00
			`@g_1 = global i32 0`

			`define void @foo() nounwind {`
			`%t = volatile load i32* @g_1`
			`ret void`
			`}`