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new testcase, update old one. 

llvm-svn: 35699
This commit is contained in:
Chris Lattner 2007-04-06 18:56:54 +00:00
parent d31e5155be
commit 992b451e33
2 changed files with 23 additions and 4 deletions
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8
llvm/test/Transforms/InstCombine/malloc.ll
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@ -1,7 +1,7 @@
; test that malloc's with a constant argument are promoted to array allocations
; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine | llvm-dis | grep getelementptr
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep getelementptr
int* %test() {
%X = malloc int, uint 4
ret int* %X
define i32* @test() {
%X = malloc i32, i32 4
ret i32* %X
}

19
llvm/test/Transforms/InstCombine/malloc2.ll Normal file
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@ -0,0 +1,19 @@
; 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
}