Testcase for r110248.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110249 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/ARM/2010-08-04-EHCrash.ll b/test/CodeGen/ARM/2010-08-04-EHCrash.ll
new file mode 100644 (file)
index 0000000..f57b7e6
--- /dev/null
+++ b/test/CodeGen/ARM/2010-08-04-EHCrash.ll
@@ -0,0 +1,65 @@
+; RUN: llc < %s -mtriple=thumbv7-apple-darwin10
+; <rdar://problem/8264008>
+
+define linkonce_odr arm_apcscc void @func1() {
+entry:
+  %save_filt.936 = alloca i32                     ; <i32*> [#uses=2]
+  %save_eptr.935 = alloca i8*                     ; <i8**> [#uses=2]
+  %eh_exception = alloca i8*                      ; <i8**> [#uses=5]
+  %eh_selector = alloca i32                       ; <i32*> [#uses=3]
+  %"alloca point" = bitcast i32 0 to i32          ; <i32> [#uses=0]
+  call arm_apcscc  void @func2()
+  br label %return
+
+bb:                                               ; No predecessors!
+  %eh_select = load i32* %eh_selector             ; <i32> [#uses=1]
+  store i32 %eh_select, i32* %save_filt.936, align 4
+  %eh_value = load i8** %eh_exception             ; <i8*> [#uses=1]
+  store i8* %eh_value, i8** %save_eptr.935, align 4
+  invoke arm_apcscc  void @func3()
+          to label %invcont unwind label %lpad
+
+invcont:                                          ; preds = %bb
+  %tmp6 = load i8** %save_eptr.935, align 4          ; <i8*> [#uses=1]
+  store i8* %tmp6, i8** %eh_exception, align 4
+  %tmp7 = load i32* %save_filt.936, align 4          ; <i32> [#uses=1]
+  store i32 %tmp7, i32* %eh_selector, align 4
+  br label %Unwind
+
+bb12:                                             ; preds = %ppad
+  call arm_apcscc  void @_ZSt9terminatev() noreturn nounwind
+  unreachable
+
+return:                                           ; preds = %entry
+  ret void
+
+lpad:                                             ; preds = %bb
+  %eh_ptr = call i8* @llvm.eh.exception()         ; <i8*> [#uses=1]
+  store i8* %eh_ptr, i8** %eh_exception
+  %eh_ptr13 = load i8** %eh_exception             ; <i8*> [#uses=1]
+  %eh_select14 = call i32 (i8*, i8*, ...)* @llvm.eh.selector(i8* %eh_ptr13, i8* bitcast (i32 (...)* @__gxx_personality_sj0 to i8*), i32 1)
+  store i32 %eh_select14, i32* %eh_selector
+  br label %ppad
+
+ppad:
+  br label %bb12
+
+Unwind:
+  %eh_ptr15 = load i8** %eh_exception
+  call arm_apcscc  void @_Unwind_SjLj_Resume(i8* %eh_ptr15)
+  unreachable
+}
+
+declare arm_apcscc void @func2()
+
+declare arm_apcscc void @_ZSt9terminatev() noreturn nounwind
+
+declare i8* @llvm.eh.exception() nounwind readonly
+
+declare i32 @llvm.eh.selector(i8*, i8*, ...) nounwind
+
+declare arm_apcscc void @_Unwind_SjLj_Resume(i8*)
+
+declare arm_apcscc void @func3()
+
+declare arm_apcscc i32 @__gxx_personality_sj0(...)