diff options
| -rw-r--r-- | llvm/test/Transforms/InstCombine/cast.ll | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/llvm/test/Transforms/InstCombine/cast.ll b/llvm/test/Transforms/InstCombine/cast.ll index 1cac8866a37..de09a7bcf46 100644 --- a/llvm/test/Transforms/InstCombine/cast.ll +++ b/llvm/test/Transforms/InstCombine/cast.ll @@ -1174,7 +1174,6 @@ define i64 @test82(i64 %A) nounwind { %D = shl i32 %C, 9 %E = zext i32 %D to i64 ret i64 %E - } ; PR15959 @@ -1193,7 +1192,6 @@ define i64 @test83(i16 %a, i64 %k) { %shl = shl i32 %conv, %sh_prom %sh_prom1 = zext i32 %shl to i64 ret i64 %sh_prom1 - } define i8 @test84(i32 %a) { @@ -1207,7 +1205,6 @@ define i8 @test84(i32 %a) { %shr = lshr exact i32 %add, 23 %trunc = trunc i32 %shr to i8 ret i8 %trunc - } define i8 @test85(i32 %a) { @@ -1221,7 +1218,6 @@ define i8 @test85(i32 %a) { %shr = lshr exact i32 %add, 23 %trunc = trunc i32 %shr to i8 ret i8 %trunc - } define i16 @test86(i16 %v) { @@ -1233,7 +1229,6 @@ define i16 @test86(i16 %v) { %s = ashr i32 %a, 4 %t = trunc i32 %s to i16 ret i16 %t - } define i16 @test87(i16 %v) { @@ -1246,9 +1241,9 @@ define i16 @test87(i16 %v) { %a = ashr i32 %m, 16 %t = trunc i32 %a to i16 ret i16 %t - } +; Do not optimize to ashr i16 (shift by 18) define i16 @test88(i16 %v) { ; CHECK-LABEL: @test88( ; CHECK-NEXT: [[A:%.*]] = sext i16 %v to i32 @@ -1260,8 +1255,6 @@ define i16 @test88(i16 %v) { %s = ashr i32 %a, 18 %t = trunc i32 %s to i16 ret i16 %t - -; Do not optimize to ashr i16 (shift by 18) } ; Overflow on a float to int or int to float conversion is undefined (PR21130). |
