1 files changed, 39 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/objsize-64.ll b/test/Transforms/InstCombine/objsize-64.ll
new file mode 100644
index 0000000..530e123
--- /dev/null
+++ b/test/Transforms/InstCombine/objsize-64.ll
@@ -0,0 +1,39 @@
+; RUN: opt < %s -instcombine -S | FileCheck %s
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
+
+declare noalias i8* @malloc(i32) nounwind
+declare noalias i8* @_Znwm(i64)  ; new(unsigned long)
+declare i32 @__gxx_personality_v0(...)
+declare void @__cxa_call_unexpected(i8*)
+declare i64 @llvm.objectsize.i64(i8*, i1) nounwind readonly
+
+; CHECK: @f1
+define i64 @f1(i8 **%esc) {
+  %call = call i8* @malloc(i32 4)
+  store i8* %call, i8** %esc
+  %size = call i64 @llvm.objectsize.i64(i8* %call, i1 false)
+; CHECK: ret i64 4
+  ret i64 %size
+}
+
+
+; CHECK: @f2
+define i64 @f2(i8** %esc) nounwind uwtable ssp {
+entry:
+; CHECK: invoke noalias i8* @_Znwm(i64 13)
+  %call = invoke noalias i8* @_Znwm(i64 13)
+          to label %invoke.cont unwind label %lpad
+
+invoke.cont:
+; CHECK: ret i64 13
+  store i8* %call, i8** %esc
+  %0 = tail call i64 @llvm.objectsize.i64(i8* %call, i1 false)
+  ret i64 %0
+
+lpad:
+  %1 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
+          filter [0 x i8*] zeroinitializer
+  %2 = extractvalue { i8*, i32 } %1, 0
+  tail call void @__cxa_call_unexpected(i8* %2) noreturn nounwind
+  unreachable
+}