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llvm-project/llvm/test/Transforms/SimplifyCFG/2006-10-19-UncondDiv.ll

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new testcase for PR957 llvm-svn: 31060
2006-10-20 08:41:31 +08:00
; PR957
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. llvm-svn: 81537
2009-09-12 02:01:28 +08:00
; RUN: opt < %s -simplifycfg -S | \
For PR1319: Upgrade to use new Tcl exec based test harness. This exposes 3 bugs that were previously not being reported: test/Transforms/GlobalDCE/2002-08-17-FunctionDGE.ll test/Transforms/GlobalOpt/memset.ll test/Transforms/IndVarsSimplify/exit_value_tests.llx llvm-svn: 36065
2007-04-15 17:21:47 +08:00
; RUN: not grep select
new testcase for PR957 llvm-svn: 31060
2006-10-20 08:41:31 +08:00
convert this to an unfoldable potentially trapping constant expr. llvm-svn: 62536
2009-01-20 06:12:33 +08:00
@G = extern_weak global i32
Remove llvm-upgrade and update tests. llvm-svn: 48137
2008-03-10 15:21:50 +08:00
define i32 @test(i32 %tmp) {
cond_false179:
%tmp181 = icmp eq i32 %tmp, 0 ; <i1> [#uses=1]
br i1 %tmp181, label %cond_true182, label %cond_next185
cond_true182: ; preds = %cond_false179
br label %cond_next185
cond_next185: ; preds = %cond_true182, %cond_false179
convert this to an unfoldable potentially trapping constant expr. llvm-svn: 62536
2009-01-20 06:12:33 +08:00
%d0.3 = phi i32 [ udiv (i32 1, i32 ptrtoint (i32* @G to i32)), %cond_true182 ], [ %tmp, %cond_false179 ] ; <i32> [#uses=1]
Remove llvm-upgrade and update tests. llvm-svn: 48137
2008-03-10 15:21:50 +08:00
ret i32 %d0.3
new testcase for PR957 llvm-svn: 31060
2006-10-20 08:41:31 +08:00
}
Remove llvm-upgrade and update tests. llvm-svn: 48137
2008-03-10 15:21:50 +08:00
define i32 @test2(i32 %tmp) {
cond_false179:
%tmp181 = icmp eq i32 %tmp, 0 ; <i1> [#uses=1]
br i1 %tmp181, label %cond_true182, label %cond_next185
cond_true182: ; preds = %cond_false179
br label %cond_next185
cond_next185: ; preds = %cond_true182, %cond_false179
convert this to an unfoldable potentially trapping constant expr. llvm-svn: 62536
2009-01-20 06:12:33 +08:00
%d0.3 = phi i32 [ udiv (i32 1, i32 ptrtoint (i32* @G to i32)), %cond_true182 ], [ %tmp, %cond_false179 ] ; <i32> [#uses=1]
Remove llvm-upgrade and update tests. llvm-svn: 48137
2008-03-10 15:21:50 +08:00
call i32 @test( i32 4 ) ; <i32>:0 [#uses=0]
ret i32 %d0.3
new testcase for PR957 llvm-svn: 31060
2006-10-20 08:41:31 +08:00
}