forked from OSchip/llvm-project
16 lines
544 B
LLVM
16 lines
544 B
LLVM
; test that casted mallocs get converted to malloc of the right type
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; RUN: opt < %s -instcombine -S | \
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; RUN: grep bitcast | count 1
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; The target datalayout is important for this test case. We have to tell
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; instcombine that the ABI alignment for a long is 4-bytes, not 8, otherwise
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; it won't do the transform.
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target datalayout = "e-i64:32:64"
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define i32* @test(i32 %size) {
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%X = malloc i64, i32 %size ; <i64*> [#uses=1]
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%ret = bitcast i64* %X to i32* ; <i32*> [#uses=1]
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ret i32* %ret
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}
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