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llvm-mirror/test/Transforms/InstCombine/malloc2.ll
Chris Lattner d76ec48916 new testcase, update old one.
llvm-svn: 35699
2007-04-06 18:56:54 +00:00

20 lines
791 B
LLVM

; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep 'ret i32 0' &&
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep malloc
; PR1313
define i32 @test1(i32 %argc, i8* %argv, i8* %envp) {
%tmp15.i.i.i23 = malloc [2564 x i32] ; <[2564 x i32]*> [#uses=1]
%c = icmp eq [2564 x i32]* %tmp15.i.i.i23, null ; <i1>:0 [#uses=1]
%retval = zext i1 %c to i32 ; <i32> [#uses=1]
ret i32 %retval
}
define i32 @test2(i32 %argc, i8* %argv, i8* %envp) {
%tmp15.i.i.i23 = malloc [2564 x i32] ; <[2564 x i32]*> [#uses=1]
%X = bitcast [2564 x i32]* %tmp15.i.i.i23 to i32*
%c = icmp ne i32* %X, null
%retval = zext i1 %c to i32 ; <i32> [#uses=1]
ret i32 %retval
}