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| author | Nuno Lopes <nunoplopes@sapo.pt> | 2012-06-28 22:32:27 +0000 |
|---|---|---|
| committer | Nuno Lopes <nunoplopes@sapo.pt> | 2012-06-28 22:32:27 +0000 |
| commit | 7f71f5f6b8eaea342306b0cddb04e273a8562db6 (patch) | |
| tree | 5e06921edaf4534dd251d094f9b972ab3fb7a67b /test | |
| parent | c363c74c45756004f50c2bd67711400fd9026588 (diff) | |
| download | external_llvm-7f71f5f6b8eaea342306b0cddb04e273a8562db6.zip external_llvm-7f71f5f6b8eaea342306b0cddb04e273a8562db6.tar.gz external_llvm-7f71f5f6b8eaea342306b0cddb04e273a8562db6.tar.bz2 | |
make simplifyCFG erase invokes to readonly/readnone functions
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159385 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/Transforms/SimplifyCFG/invoke.ll | 41 |
1 files changed, 40 insertions, 1 deletions
diff --git a/test/Transforms/SimplifyCFG/invoke.ll b/test/Transforms/SimplifyCFG/invoke.ll index c9169d4..18c6b8e 100644 --- a/test/Transforms/SimplifyCFG/invoke.ll +++ b/test/Transforms/SimplifyCFG/invoke.ll @@ -3,7 +3,7 @@ target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f3 declare i32 @__gxx_personality_v0(...) declare void @__cxa_call_unexpected(i8*) -declare i64 @llvm.objectsize.i64(i8*, i1) nounwind readonly +declare i32 @read_only() nounwind readonly ; CHECK: @f1 @@ -43,3 +43,42 @@ lpad: tail call void @__cxa_call_unexpected(i8* %1) noreturn nounwind unreachable } + +; CHECK: @f3 +define i32 @f3() nounwind uwtable ssp { +; CHECK-NEXT: entry +entry: +; CHECK-NEXT: ret i32 3 + %call = invoke i32 @read_only() + to label %invoke.cont unwind label %lpad + +invoke.cont: + ret i32 3 + +lpad: + %0 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) + filter [0 x i8*] zeroinitializer + %1 = extractvalue { i8*, i32 } %0, 0 + tail call void @__cxa_call_unexpected(i8* %1) noreturn nounwind + unreachable +} + +; CHECK: @f4 +define i32 @f4() nounwind uwtable ssp { +; CHECK-NEXT: entry +entry: +; CHECK-NEXT: call i32 @read_only() + %call = invoke i32 @read_only() + to label %invoke.cont unwind label %lpad + +invoke.cont: +; CHECK-NEXT: ret i32 %call + ret i32 %call + +lpad: + %0 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) + filter [0 x i8*] zeroinitializer + %1 = extractvalue { i8*, i32 } %0, 0 + tail call void @__cxa_call_unexpected(i8* %1) noreturn nounwind + unreachable +} |