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author | Stephen Hines <srhines@google.com> | 2015-03-23 12:10:34 -0700 |
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committer | Stephen Hines <srhines@google.com> | 2015-03-23 12:10:34 -0700 |
commit | ebe69fe11e48d322045d5949c83283927a0d790b (patch) | |
tree | c92f1907a6b8006628a4b01615f38264d29834ea /test/Transforms/SimplifyCFG/seh-nounwind.ll | |
parent | b7d2e72b02a4cb8034f32f8247a2558d2434e121 (diff) | |
download | external_llvm-ebe69fe11e48d322045d5949c83283927a0d790b.zip external_llvm-ebe69fe11e48d322045d5949c83283927a0d790b.tar.gz external_llvm-ebe69fe11e48d322045d5949c83283927a0d790b.tar.bz2 |
Update aosp/master LLVM for rebase to r230699.
Change-Id: I2b5be30509658cb8266be782de0ab24f9099f9b9
Diffstat (limited to 'test/Transforms/SimplifyCFG/seh-nounwind.ll')
-rw-r--r-- | test/Transforms/SimplifyCFG/seh-nounwind.ll | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/test/Transforms/SimplifyCFG/seh-nounwind.ll b/test/Transforms/SimplifyCFG/seh-nounwind.ll new file mode 100644 index 0000000..3845e31 --- /dev/null +++ b/test/Transforms/SimplifyCFG/seh-nounwind.ll @@ -0,0 +1,31 @@ +; RUN: opt -S -simplifycfg < %s | FileCheck %s + +; Don't remove invokes of nounwind functions if the personality handles async +; exceptions. The @div function in this test can fault, even though it can't +; throw a synchronous exception. + +define i32 @div(i32 %n, i32 %d) nounwind { +entry: + %div = sdiv i32 %n, %d + ret i32 %div +} + +define i32 @main() nounwind { +entry: + %call = invoke i32 @div(i32 10, i32 0) + to label %__try.cont unwind label %lpad + +lpad: + %0 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*) + catch i8* null + br label %__try.cont + +__try.cont: + %retval.0 = phi i32 [ %call, %entry ], [ 0, %lpad ] + ret i32 %retval.0 +} + +; CHECK-LABEL: define i32 @main() +; CHECK: invoke i32 @div(i32 10, i32 0) + +declare i32 @__C_specific_handler(...) |