exit:
ret i32 %b
}
+
+@_ZTIi = external global i8*
+
+; CHECK-LABEL: throwSmallException
+; CHECK-NOT: invoke i32 @smallFunction
+define i32 @throwSmallException(i32 %idx, i32 %limit) #0 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
+entry:
+ %cmp = icmp sge i32 %idx, %limit
+ br i1 %cmp, label %if.then, label %if.end
+; CHECK: edge entry -> if.then probability is 0x00000800 / 0x80000000 = 0.00%
+; CHECK: edge entry -> if.end probability is 0x7ffff800 / 0x80000000 = 100.00% [HOT edge]
+
+if.then: ; preds = %entry
+ %exception = call i8* @__cxa_allocate_exception(i64 1) #0
+ invoke i32 @smallFunction(i32 %idx)
+ to label %invoke.cont unwind label %lpad
+; CHECK: edge if.then -> invoke.cont probability is 0x7ffff800 / 0x80000000 = 100.00% [HOT edge]
+; CHECK: edge if.then -> lpad probability is 0x00000800 / 0x80000000 = 0.00%
+
+invoke.cont: ; preds = %if.then
+ call void @__cxa_throw(i8* %exception, i8* bitcast (i8** @_ZTIi to i8*), i8* null) #1
+ unreachable
+
+lpad: ; preds = %if.then
+ %ll = landingpad { i8*, i32 }
+ cleanup
+ ret i32 %idx
+
+if.end: ; preds = %entry
+ ret i32 %idx
+}
+
+@a = global i32 4
+define i32 @smallFunction(i32 %a) {
+entry:
+ %r = load volatile i32, i32* @a
+ ret i32 %r
+}
+
+attributes #0 = { nounwind }
+attributes #1 = { noreturn }
+
+declare i8* @__cxa_allocate_exception(i64)
+declare i32 @__gxx_personality_v0(...)
+declare void @__cxa_throw(i8*, i8*, i8*)