[llvm] r235473 - Linker: Add flag to override linkage rules

[Rafael Espíndola]

> Added: llvm/trunk/test/Linker/override-with-internal-linkage.ll
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Linker/override-with-internal-linkage.ll?rev=235473&view=auto
> ==============================================================================
> --- llvm/trunk/test/Linker/override-with-internal-linkage.ll (added)
> +++ llvm/trunk/test/Linker/override-with-internal-linkage.ll Tue Apr 21 23:11:00 2015
> @@ -0,0 +1,23 @@
> +; RUN: llvm-link %s -override %S/Inputs/override-with-internal-linkage.ll -S | FileCheck %s
> +; RUN: llvm-link -override %S/Inputs/override-with-internal-linkage.ll %s -S | FileCheck %s
> +
> +; CHECK-LABEL: define internal i32 @foo2
> +; CHECK-NEXT: entry:
> +; CHECK-NEXT: %add = add nsw i32 %i, %i
> +; CHECK-NEXT: ret i32 %add
> +
> +; CHECK-LABEL: define i32 @foo
> +; CHECK-NEXT: entry:
> +; CHECK-NEXT: ret i32 4
> +define internal i32 @foo(i32 %i) {
> +entry:
> +  %add = add nsw i32 %i, %i
> +  ret i32 %add
> +}
> +
> +; Function Attrs: nounwind ssp uwtable
> +define i32 @main(i32 %argc, i8** %argv) {
> +entry:
> +  %a = call i32 @foo(i32 2)
> +  ret i32 %a
> +}
>

Maybe CHECK which function main is calling?

Cheers,
Rafael