llvm-6502/test/Transforms/InstCombine/cast-malloc.ll

14 lines
490 B
LLVM
Raw Normal View History

; test that casted mallocs get converted to malloc of the right type
; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine | llvm-dis | \
; RUN: not grep bitcast
; The target datalayout is important for this test case. We have to tell
; instcombine that the ABI alignment for a long is 4-bytes, not 8, otherwise
; it won't do the transform.
target datalayout = "e-l:32:64"
int* %test(uint %size) {
%X = malloc long, uint %size
%ret = bitcast long* %X to int*
ret int* %ret
}