ret void
}
+; CHECK-LABEL: Function: add_non_zero_simple
+; CHECK: MayAlias: i32* %gep1, i32* %gep2
+; TODO: This could be NoAlias.
+define void @add_non_zero_simple(i32* %p, i32 %addend, i32* %q) {
+ %knownnonzero = load i32, i32* %q, !range !0
+ %add = add i32 %addend, %knownnonzero
+ %gep1 = getelementptr i32, i32* %p, i32 %addend
+ %gep2 = getelementptr i32, i32* %p, i32 %add
+ ret void
+}
+
+; CHECK-LABEL: Function: add_non_zero_different_scales
+; CHECK: MayAlias: i16* %gep2, i32* %gep1
+define void @add_non_zero_different_scales(i32* %p, i32 %addend, i32* %q) {
+ %knownnonzero = load i32, i32* %q, !range !0
+ %add = add i32 %addend, %knownnonzero
+ %p16 = bitcast i32* %p to i16*
+ %gep1 = getelementptr i32, i32* %p, i32 %addend
+ %gep2 = getelementptr i16, i16* %p16, i32 %add
+ ret void
+}
+
+; CHECK-LABEL: Function: add_non_zero_different_sizes
+; CHECK: MayAlias: i16* %gep1.16, i32* %gep2
+; CHECK: MayAlias: i16* %gep2.16, i32* %gep1
+; CHECK: MayAlias: i16* %gep1.16, i16* %gep2.16
+; CHECK: MayAlias: i32* %gep2, i64* %gep1.64
+; CHECK: MayAlias: i16* %gep2.16, i64* %gep1.64
+; CHECK: MayAlias: i32* %gep1, i64* %gep2.64
+; CHECK: MayAlias: i16* %gep1.16, i64* %gep2.64
+; CHECK: MayAlias: i64* %gep1.64, i64* %gep2.64
+; TODO: The first three could be NoAlias.
+define void @add_non_zero_different_sizes(i32* %p, i32 %addend, i32* %q) {
+ %knownnonzero = load i32, i32* %q, !range !0
+ %add = add i32 %addend, %knownnonzero
+ %gep1 = getelementptr i32, i32* %p, i32 %addend
+ %gep2 = getelementptr i32, i32* %p, i32 %add
+ %gep1.16 = bitcast i32* %gep1 to i16*
+ %gep2.16 = bitcast i32* %gep2 to i16*
+ %gep1.64 = bitcast i32* %gep1 to i64*
+ %gep2.64 = bitcast i32* %gep2 to i64*
+ ret void
+}
+
+
+; CHECK-LABEL: add_non_zero_with_offset
+; MayAlias: i32* %gep1, i32* %gep2
+; NoAlias: i16* %gep1.16, i16* %gep2.16
+define void @add_non_zero_with_offset(i32* %p, i32 %addend, i32* %q) {
+ %knownnonzero = load i32, i32* %q, !range !0
+ %add = add i32 %addend, %knownnonzero
+ %p.8 = bitcast i32* %p to i8*
+ %p.off.8 = getelementptr i8, i8* %p.8, i32 2
+ %p.off = bitcast i8* %p.off.8 to i32*
+ %gep1 = getelementptr i32, i32* %p.off, i32 %addend
+ %gep2 = getelementptr i32, i32* %p, i32 %add
+ %gep1.16 = bitcast i32* %gep1 to i16*
+ %gep2.16 = bitcast i32* %gep2 to i16*
+ ret void
+}
+
!0 = !{ i32 1, i32 5 }