llvm-6502/test/Transforms/Inline/invoke_test-3.ll
2008-03-01 09:15:35 +00:00

33 lines
888 B
LLVM

; Test that any rethrown exceptions in an inlined function are automatically
; turned into branches to the invoke destination.
; RUN: llvm-as < %s | opt -inline | llvm-dis | not grep unwind$
declare void @might_throw()
define internal i32 @callee() {
invoke void @might_throw( )
to label %cont unwind label %exc
cont: ; preds = %0
ret i32 0
exc: ; preds = %0a
; This just rethrows the exception!
unwind
}
; caller returns true if might_throw throws an exception... which gets
; propagated by callee.
define i32 @caller() {
%X = invoke i32 @callee( )
to label %cont unwind label %Handler ; <i32> [#uses=1]
cont: ; preds = %0
ret i32 %X
Handler: ; preds = %0
; This consumes an exception thrown by might_throw
ret i32 1
}