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5b7cfb02f7
clean up when using variable length arrays in llvm-gcc. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@65832 91177308-0d34-0410-b5e6-96231b3b80d8
15 lines
436 B
LLVM
15 lines
436 B
LLVM
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep {getelementptr i32}
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; PR3694
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define i32 @e(i32 %m, i32 %n) nounwind {
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entry:
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%0 = alloca i32, i32 %n, align 4 ; <i32*> [#uses=2]
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%1 = bitcast i32* %0 to [0 x i32]* ; <[0 x i32]*> [#uses=1]
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call void @f(i32* %0) nounwind
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%2 = getelementptr [0 x i32]* %1, i32 0, i32 %m ; <i32*> [#uses=1]
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%3 = load i32* %2, align 4 ; <i32> [#uses=1]
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ret i32 %3
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}
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declare void @f(i32*)
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