| Chandler Carruth | ff123d5 | 2012-07-02 19:09:46 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -inline -S | not grep "tail call void @llvm.memcpy.i32" |
| Chris Lattner | feb129e | 2009-02-12 07:06:42 +0000 | [diff] [blame] | 2 | ; PR3550 |
| 3 | |
| 4 | define internal void @foo(i32* %p, i32* %q) { |
| 5 | %pp = bitcast i32* %p to i8* |
| 6 | %qq = bitcast i32* %q to i8* |
| Chris Lattner | 80ed9dc | 2011-06-18 06:05:24 +0000 | [diff] [blame] | 7 | tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* %pp, i8* %qq, i32 4, i32 1, i1 false) |
| Chris Lattner | feb129e | 2009-02-12 07:06:42 +0000 | [diff] [blame] | 8 | ret void |
| 9 | } |
| 10 | |
| 11 | declare void @llvm.memcpy.i32(i8* nocapture, i8* nocapture, i32, i32) nounwind |
| 12 | |
| 13 | define i32 @main() { |
| 14 | %a = alloca i32 ; <i32*> [#uses=3] |
| 15 | %b = alloca i32 ; <i32*> [#uses=2] |
| 16 | store i32 1, i32* %a, align 4 |
| 17 | store i32 0, i32* %b, align 4 |
| 18 | invoke void @foo(i32* %a, i32* %b) |
| 19 | to label %invcont unwind label %lpad |
| 20 | |
| 21 | invcont: |
| 22 | %retval = load i32* %a, align 4 |
| 23 | ret i32 %retval |
| 24 | |
| 25 | lpad: |
| Bill Wendling | f98a6f4 | 2012-01-31 02:05:13 +0000 | [diff] [blame] | 26 | %exn = landingpad {i8*, i32} personality i32 (...)* @__gxx_personality_v0 |
| 27 | catch i8* null |
| Chris Lattner | feb129e | 2009-02-12 07:06:42 +0000 | [diff] [blame] | 28 | unreachable |
| 29 | } |
| 30 | |
| Chris Lattner | feb129e | 2009-02-12 07:06:42 +0000 | [diff] [blame] | 31 | declare i32 @__gxx_personality_v0(...) |
| Chris Lattner | 80ed9dc | 2011-06-18 06:05:24 +0000 | [diff] [blame] | 32 | |
| 33 | declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind |