Regression test for ARM EHABI breakage in r208166.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208770 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/ARM/2014-05-14-DwarfEHCrash.ll b/test/CodeGen/ARM/2014-05-14-DwarfEHCrash.ll
new file mode 100644 (file)
index 0000000..1e40e4a
--- /dev/null
+++ b/test/CodeGen/ARM/2014-05-14-DwarfEHCrash.ll
@@ -0,0 +1,50 @@
+; Assertion `Encoding == DW_EH_PE_absptr && "Can handle absptr encoding only"' failed.
+; Broken in r208166, fixed in 208715.
+
+; RUN: llc -mtriple=arm-linux-androideabi -o - -filetype=asm -relocation-model=pic %s
+
+target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-n32-S64"
+target triple = "armv4t--linux-androideabi"
+
+@_ZTIi = external constant i8*
+
+define void @_Z3fn2v() #0 {
+entry:
+  invoke void @_Z3fn1v()
+          to label %try.cont unwind label %lpad
+
+lpad:                                             ; preds = %entry
+  %0 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
+          catch i8* bitcast (i8** @_ZTIi to i8*)
+  %1 = extractvalue { i8*, i32 } %0, 1
+  %2 = tail call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*)) #2
+  %matches = icmp eq i32 %1, %2
+  br i1 %matches, label %catch, label %eh.resume
+
+catch:                                            ; preds = %lpad
+  %3 = extractvalue { i8*, i32 } %0, 0
+  %4 = tail call i8* @__cxa_begin_catch(i8* %3) #2
+  tail call void @__cxa_end_catch() #2
+  br label %try.cont
+
+try.cont:                                         ; preds = %entry, %catch
+  ret void
+
+eh.resume:                                        ; preds = %lpad
+  resume { i8*, i32 } %0
+}
+
+declare void @_Z3fn1v() #0
+
+declare i32 @__gxx_personality_v0(...)
+
+; Function Attrs: nounwind readnone
+declare i32 @llvm.eh.typeid.for(i8*) #1
+
+declare i8* @__cxa_begin_catch(i8*)
+
+declare void @__cxa_end_catch()
+
+attributes #0 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="true" }
+attributes #1 = { nounwind readnone }
+attributes #2 = { nounwind }