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Diffstat (limited to 'test/CodeGen/X86/inalloca-regparm.ll')
-rw-r--r-- | test/CodeGen/X86/inalloca-regparm.ll | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/test/CodeGen/X86/inalloca-regparm.ll b/test/CodeGen/X86/inalloca-regparm.ll new file mode 100644 index 0000000..9dd916b --- /dev/null +++ b/test/CodeGen/X86/inalloca-regparm.ll @@ -0,0 +1,15 @@ +; RUN: llc -mtriple=i686-windows-msvc < %s -o /dev/null +; RUN: not llc -mtriple=x86_64-windows-msvc %s -o /dev/null 2>&1 | FileCheck %s + +; This will compile successfully on x86 but not x86_64, because %b will become a +; register parameter. + +declare x86_thiscallcc i32 @f(i32 %a, i32* inalloca %b) +define void @g() { + %b = alloca inalloca i32 + store i32 2, i32* %b + call x86_thiscallcc i32 @f(i32 0, i32* inalloca %b) + ret void +} + +; CHECK: cannot use inalloca attribute on a register parameter |