| ; RUN: opt < %s -passes=loop-unroll -S | not grep undef |
| ; PR1385 |
| |
| target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64" |
| target triple = "i686-apple-darwin8" |
| %struct.__mpz_struct = type { i32, i32, ptr } |
| |
| |
| define void @Foo(ptr %base) { |
| entry: |
| %want = alloca [1 x %struct.__mpz_struct], align 16 ; <ptr> [#uses=4] |
| %want1 = getelementptr [1 x %struct.__mpz_struct], ptr %want, i32 0, i32 0 ; <ptr> [#uses=1] |
| call void @__gmpz_init( ptr %want1 ) |
| %want27 = getelementptr [1 x %struct.__mpz_struct], ptr %want, i32 0, i32 0 ; <ptr> [#uses=1] |
| %want3 = getelementptr [1 x %struct.__mpz_struct], ptr %want, i32 0, i32 0 ; <ptr> [#uses=1] |
| %want2 = getelementptr [1 x %struct.__mpz_struct], ptr %want, i32 0, i32 0 ; <ptr> [#uses=2] |
| br label %bb |
| |
| bb: ; preds = %bb, %entry |
| %i.01.0 = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=1] |
| %want23.0 = phi ptr [ %want27, %entry ], [ %want2, %bb ] ; <ptr> [#uses=1] |
| call void @__gmpz_mul( ptr %want23.0, ptr %want3, ptr %base ) |
| %indvar.next = add i32 %i.01.0, 1 ; <i32> [#uses=2] |
| %exitcond = icmp ne i32 %indvar.next, 2 ; <i1> [#uses=1] |
| br i1 %exitcond, label %bb, label %bb10 |
| |
| bb10: ; preds = %bb |
| %want2.lcssa = phi ptr [ %want2, %bb ] ; <ptr> [#uses=1] |
| call void @__gmpz_clear( ptr %want2.lcssa ) |
| ret void |
| } |
| |
| declare void @__gmpz_init(ptr) |
| declare void @__gmpz_mul(ptr, ptr, ptr) |
| declare void @__gmpz_clear(ptr) |
| |
