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llvm-mirror/test/Transforms/GlobalOpt/malloc-promote-3.ll
Victor Hernandez 4d7283f82c Autoupgrade malloc insts to malloc calls.
Update testcases that rely on malloc insts being present.

Also prematurely remove MallocInst handling from IndMemRemoval and RaiseAllocations to help pass tests in this incremental step.

llvm-svn: 84292
2009-10-17 00:00:19 +00:00

29 lines
1007 B
LLVM

; RUN: opt < %s -globalopt -globaldce -S | not grep malloc
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i686-apple-darwin8"
@G = internal global i32* null ; <i32**> [#uses=4]
define void @init() {
%P = malloc i32, i32 100 ; <i32*> [#uses=1]
store i32* %P, i32** @G
%GV = load i32** @G ; <i32*> [#uses=1]
%GVe = getelementptr i32* %GV, i32 40 ; <i32*> [#uses=1]
store i32 20, i32* %GVe
ret void
}
define i32 @get() {
%GV = load i32** @G ; <i32*> [#uses=1]
%GVe = getelementptr i32* %GV, i32 40 ; <i32*> [#uses=1]
%V = load i32* %GVe ; <i32> [#uses=1]
ret i32 %V
}
define i1 @check() {
%GV = load i32** @G ; <i32*> [#uses=1]
%V = icmp eq i32* %GV, null ; <i1> [#uses=1]
ret i1 %V
}