diff options
Diffstat (limited to 'test/Transforms/FunctionAttrs')
| -rw-r--r-- | test/Transforms/FunctionAttrs/2009-01-02-LocalStores.ll | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/test/Transforms/FunctionAttrs/2009-01-02-LocalStores.ll b/test/Transforms/FunctionAttrs/2009-01-02-LocalStores.ll new file mode 100644 index 0000000000..17b443980b --- /dev/null +++ b/test/Transforms/FunctionAttrs/2009-01-02-LocalStores.ll @@ -0,0 +1,23 @@ +; RUN: llvm-as < %s | opt -functionattrs | llvm-dis | not grep {nocapture *%%q} +; RUN: llvm-as < %s | opt -functionattrs | llvm-dis | grep {nocapture *%%p} + +@g = external global i32** + +define i32 @f(i32* %p, i32* %q) { + %a1 = alloca i32* + %a2 = alloca i32** + store i32* %p, i32** %a1 + store i32** %a1, i32*** %a2 + %reload1 = load i32*** %a2 + %reload2 = load i32** %reload1 + %load_p = load i32* %reload2 + store i32 0, i32* %reload2 + + %b1 = alloca i32* + %b2 = alloca i32** + store i32* %q, i32** %b1 + store i32** %b1, i32*** %b2 + %reload3 = load i32*** %b2 + store i32** %reload3, i32*** @g + ret i32 %load_p +} |