llvm-6502/test/Transforms/GCSE/2002-05-21-NoSharedDominator.ll
2006-12-02 04:23:10 +00:00

14 lines
322 B
LLVM

; This testcase shows a bug where an common subexpression exists, but there
; is no shared dominator block that the expression can be hoisted out to.
;
; RUN: llvm-upgrade < %s | llvm-as | opt -gcse | llvm-dis
int "test"(int %X, int %Y) {
%Z = add int %X, %Y
ret int %Z
Unreachable:
%Q = add int %X, %Y
ret int %Q
}