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| author | Zancanaro; Carlo <czan8762@plang3.cs.usyd.edu.au> | 2012-09-24 09:58:17 +1000 |
|---|---|---|
| committer | Zancanaro; Carlo <czan8762@plang3.cs.usyd.edu.au> | 2012-09-24 09:58:17 +1000 |
| commit | 222e2a7620e6520ffaf4fc4e69d79c18da31542e (patch) | |
| tree | 7bfbc05bfa3b41c8f9d2e56d53a0bc3e310df239 /clang/test/CodeGen/block-byref-aggr.c | |
| parent | 3d206f03985b50beacae843d880bccdc91a9f424 (diff) | |
Add the clang library to the repo (with some of my changes, too).
Diffstat (limited to 'clang/test/CodeGen/block-byref-aggr.c')
| -rw-r--r-- | clang/test/CodeGen/block-byref-aggr.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/clang/test/CodeGen/block-byref-aggr.c b/clang/test/CodeGen/block-byref-aggr.c new file mode 100644 index 0000000..3027df0 --- /dev/null +++ b/clang/test/CodeGen/block-byref-aggr.c @@ -0,0 +1,17 @@ +// RUN: %clang_cc1 %s -emit-llvm -o - -fblocks -triple x86_64-apple-darwin10 | FileCheck %s +// rdar://9309454 + +typedef struct { int v; } RetType; + +RetType func(); + +int main () { + __attribute__((__blocks__(byref))) RetType a = {100}; + + a = func(); +} +// CHECK: [[C1:%.*]] = call i32 (...)* @func() +// CHECK-NEXT: [[CO:%.*]] = getelementptr +// CHECK-NEXT: store i32 [[C1]], i32* [[CO]] +// CHECK-NEXT: [[FORWARDING:%.*]] = getelementptr inbounds [[BR:%.*]]* [[A:%.*]], i32 0, i32 1 +// CHECK-NEXT: [[O:%.*]] = load [[BR]]** [[FORWARDING]] |