1
0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-11-22 18:54:02 +01:00
llvm-mirror/test/Transforms/InstCombine/2007-09-10-AliasConstFold.ll
Eric Christopher a62270de2c Revert "Temporarily Revert "Add basic loop fusion pass.""
The reversion apparently deleted the test/Transforms directory.

Will be re-reverting again.

llvm-svn: 358552
2019-04-17 04:52:47 +00:00

16 lines
524 B
LLVM

; RUN: opt < %s -instcombine -S | grep icmp
; PR1646
@__gthrw_pthread_cancel = weak alias i32 (i32), i32 (i32)* @pthread_cancel ; <i32 (i32)*> [#uses=1]
@__gthread_active_ptr.5335 = internal constant i8* bitcast (i32 (i32)* @__gthrw_pthread_cancel to i8*) ; <i8**> [#uses=1]
define weak i32 @pthread_cancel(i32) {
ret i32 0
}
define i1 @__gthread_active_p() {
entry:
%tmp1 = load i8*, i8** @__gthread_active_ptr.5335, align 4 ; <i8*> [#uses=1]
%tmp2 = icmp ne i8* %tmp1, null ; <i1> [#uses=1]
ret i1 %tmp2
}