diff options
Diffstat (limited to 'llvm/test/Transforms/MergeFunc')
| -rw-r--r-- | llvm/test/Transforms/MergeFunc/merge-weak-crash.ll | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/llvm/test/Transforms/MergeFunc/merge-weak-crash.ll b/llvm/test/Transforms/MergeFunc/merge-weak-crash.ll new file mode 100644 index 00000000000..9d2c5caa4e5 --- /dev/null +++ b/llvm/test/Transforms/MergeFunc/merge-weak-crash.ll @@ -0,0 +1,47 @@ +; RUN: opt -S -mergefunc < %s | FileCheck %s + +; CHECK-LABEL: define i32 @func1 +; CHECK: call i32 @func2 +; CHECK: ret + +; CHECK-LABEL: define i32 @func2 +; CHECK: call i32 @unknown +; CHECK: ret + +; CHECK-LABEL: define i32 @func4 +; CHECK: call i32 @func2 +; CHECK: ret + +; CHECK-LABEL: define weak i32 @func3_weak +; CHECK: call i32 @func1 +; CHECK: ret + +define i32 @func1(i32 %x, i32 %y) { + %sum = add i32 %x, %y + %sum2 = add i32 %sum, %y + %sum3 = call i32 @func4(i32 %sum, i32 %sum2) + ret i32 %sum3 +} + +define i32 @func4(i32 %x, i32 %y) { + %sum = add i32 %x, %y + %sum2 = add i32 %sum, %y + %sum3 = call i32 @unknown(i32 %sum, i32 %sum2) + ret i32 %sum3 +} + +define weak i32 @func3_weak(i32 %x, i32 %y) { + %sum = add i32 %x, %y + %sum2 = add i32 %sum, %y + %sum3 = call i32 @func2(i32 %sum, i32 %sum2) + ret i32 %sum3 +} + +define i32 @func2(i32 %x, i32 %y) { + %sum = add i32 %x, %y + %sum2 = add i32 %sum, %y + %sum3 = call i32 @unknown(i32 %sum, i32 %sum2) + ret i32 %sum3 +} + +declare i32 @unknown(i32 %x, i32 %y) |
