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[NFC] Added more tests for D66651 

llvm-svn: 370222
This commit is contained in:
David Bolvansky 2019-08-28 16:00:15 +00:00
parent f79d8a064c
commit 420327269e
1 changed files with 18 additions and 0 deletions
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18
llvm/test/Transforms/InstCombine/deref-alloc-fns.ll
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@ -134,6 +134,24 @@ define noalias i8* @calloc_constant_zero_size3(i64 %n) {
ret i8* %call ret i8* %call
} }
define noalias i8* @calloc_constant_zero_size4(i64 %n) {
; CHECK-LABEL: @calloc_constant_zero_size4(
; CHECK-NEXT: [[CALL:%.*]] = tail call noalias i8* @calloc(i64 0, i64 1)
; CHECK-NEXT: ret i8* [[CALL]]
;
%call = tail call noalias i8* @calloc(i64 0, i64 1)
ret i8* %call
}
define noalias i8* @calloc_constant_zero_size5(i64 %n) {
; CHECK-LABEL: @calloc_constant_zero_size5(
; CHECK-NEXT: [[CALL:%.*]] = tail call noalias i8* @calloc(i64 1, i64 0)
; CHECK-NEXT: ret i8* [[CALL]]
;
%call = tail call noalias i8* @calloc(i64 1, i64 0)
ret i8* %call
}
define noalias i8* @calloc_constant_size() { define noalias i8* @calloc_constant_size() {
; CHECK-LABEL: @calloc_constant_size( ; CHECK-LABEL: @calloc_constant_size(
; CHECK-NEXT: [[CALL:%.*]] = tail call noalias dereferenceable_or_null(128) i8* @calloc(i64 16, i64 8) ; CHECK-NEXT: [[CALL:%.*]] = tail call noalias dereferenceable_or_null(128) i8* @calloc(i64 16, i64 8)