| Dan Gohman | 3c7d308 | 2009-09-11 18:01:28 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -inline -S | grep call |
| Dale Johannesen | 4cbf70c | 2009-01-08 21:45:23 +0000 | [diff] [blame] | 2 | ; Do not inline calls to variable-sized alloca. |
| 3 | |
| 4 | @q = common global i8* null ; <i8**> [#uses=1] |
| 5 | |
| 6 | define i8* @a(i32 %i) nounwind { |
| 7 | entry: |
| 8 | %i_addr = alloca i32 ; <i32*> [#uses=2] |
| 9 | %retval = alloca i8* ; <i8**> [#uses=1] |
| 10 | %p = alloca i8* ; <i8**> [#uses=2] |
| 11 | %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| 12 | store i32 %i, i32* %i_addr |
| 13 | %0 = load i32* %i_addr, align 4 ; <i32> [#uses=1] |
| 14 | %1 = alloca i8, i32 %0 ; <i8*> [#uses=1] |
| 15 | store i8* %1, i8** %p, align 4 |
| 16 | %2 = load i8** %p, align 4 ; <i8*> [#uses=1] |
| 17 | store i8* %2, i8** @q, align 4 |
| 18 | br label %return |
| 19 | |
| 20 | return: ; preds = %entry |
| 21 | %retval1 = load i8** %retval ; <i8*> [#uses=1] |
| 22 | ret i8* %retval1 |
| 23 | } |
| 24 | |
| 25 | define void @b(i32 %i) nounwind { |
| 26 | entry: |
| 27 | %i_addr = alloca i32 ; <i32*> [#uses=2] |
| 28 | %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| 29 | store i32 %i, i32* %i_addr |
| 30 | %0 = load i32* %i_addr, align 4 ; <i32> [#uses=1] |
| 31 | %1 = call i8* @a(i32 %0) nounwind ; <i8*> [#uses=0] |
| 32 | br label %return |
| 33 | |
| 34 | return: ; preds = %entry |
| 35 | ret void |
| 36 | } |